N-Acetyl-L-Tyrosine (NALT) Benefits for Focus, Stress & Fat Loss | SCN\u2122<\/title><meta name=\"description\" content=\"N-acetyl-L-tyrosine benefits: how NALT feeds dopamine, noradrenaline and adrenaline, protects focus under heat, fatigue and calorie restriction, and supports thyroid hormone. 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.pill{display:inline-block;background:var(--gl);color:var(--gd);border-radius:999px;padding:4px 12px;font-weight:700;font-size:.85em;margin:2px 4px 2px 0}\n.scn-cl img.full{max-width:100%;height:auto;border-radius:14px;display:block;margin:16px auto}\n@media(max-width:640px){.scn-cl h1{font-size:1.7em}.scn-cl .hero{padding:26px 20px}.scn-cl .cta{padding:22px}}\n<\/style>\n<div class=\"scn-cl\">\n<div class=\"hero\">\n<span class=\"kick\">Ingredient Guide \u00b7 N-Acetyl-L-Tyrosine (NALT)<\/span><\/p>\n<h1>N-Acetyl-L-Tyrosine Benefits: Dopamine, Focus and Catecholamine Support for Athletes on a Deficit<\/h1>\n<p class=\"sub\">Tyrosine is the raw material for dopamine, noradrenaline, adrenaline and thyroid hormone \u2014 the chemistry of drive, focus and metabolic rate. N-acetyl-L-tyrosine is the soluble form that dissolves cleanly in a sachet.<\/p>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Get Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/p>\n<\/div>\n<p>Every stimulant fat burner works by flooding your receptors with something that imitates adrenaline. The problem is that your body’s own adrenaline, noradrenaline and dopamine are made from a single amino acid \u2014 and under stress, heat, hard training and calorie restriction, that amino acid runs short. The result is the flat, unmotivated, foggy state every dieter knows. <strong>L-tyrosine<\/strong> is that amino acid, and <strong>N-acetyl-L-tyrosine (NALT)<\/strong> is its water-soluble form.<\/p>\n<p>Tyrosine is converted by tyrosine hydroxylase to L-DOPA, then to dopamine, noradrenaline and adrenaline. Because tyrosine hydroxylase is the rate-limiting, self-regulating step, tyrosine raises catecholamine output only when neurons are firing hard and depleting their stores \u2014 which is exactly the situation of an athlete in the heat, at hour three, or on week six of a cut. It restores the signal without the crash or receptor down-regulation that stimulants cause. Tyrosine is also the backbone of thyroid hormones T3 and T4, the master regulators of metabolic rate.<\/p>\n<p><a href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\"><strong>Carni-Lipolysis Active\u00b9\u00b2<\/strong><\/a> contains 400 mg N-acetyl-L-tyrosine per sachet to keep the catecholamine and thyroid machinery supplied while Capsimax\u00ae, EGCG and 3,000 mg of carnitine do the fat-burning work \u2014 all without a single stimulant.<\/p>\n<div class=\"cta\">\n<div>\n<h3>Your own adrenaline. Not a substitute for it.<\/h3>\n<p>Carni-Lipolysis Active\u00b9\u00b2 supports catecholamine synthesis with NALT instead of flooding you with caffeine.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Shop Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>How does N-acetyl-L-tyrosine work? The mechanism explained<\/h2>\n<h3>The catecholamine pathway<\/h3>\n<p>Tyrosine \u2192 L-DOPA \u2192 dopamine \u2192 noradrenaline \u2192 adrenaline. Tyrosine hydroxylase is rate-limiting and is inhibited by its own end products, so supplemental tyrosine mainly boosts output in neurons that are depleted by sustained firing \u2014 a built-in safety mechanism.<\/p>\n<h3>Stress-induced depletion<\/h3>\n<p>Acute stressors \u2014 cold, heat, sleep deprivation, prolonged exercise, cognitive load \u2014 accelerate noradrenaline and dopamine turnover faster than synthesis can match, impairing working memory and reaction time. Tyrosine supplementation reliably prevents this decline in controlled studies (Jongkees 2015 review).<\/p>\n<h3>Thyroid hormone<\/h3>\n<p>Thyroxine (T4) and triiodothyronine (T3) are made by iodinating tyrosine residues on thyroglobulin. During calorie restriction T3 falls and metabolic rate drops; adequate tyrosine and iodine supply supports normal thyroid hormone synthesis.<\/p>\n<h3>Why N-acetyl-L-tyrosine?<\/h3>\n<p>Plain L-tyrosine is poorly soluble and gritty in drinks. The acetylated form dissolves readily and is stable in powder formulas like a sachet; part is de-acetylated to free tyrosine after absorption.<\/p>\n<h2>What are the sports performance benefits of N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine is one of the few nutrients with repeated controlled evidence for preserving cognitive performance under exactly the conditions athletes face.<\/p>\n<h3>1. Does tyrosine improve exercise performance in the heat?<\/h3>\n<p>Tyrosine supplementation increased cycling capacity in the heat in some studies (Tumilty et al. 2011), consistent with its role in supporting central catecholamines when the brain’s dopamine system is stressed by hyperthermia.<\/p>\n<h3>2. Does tyrosine protect focus and reaction time when fatigued?<\/h3>\n<p>Yes. Across military and laboratory studies, tyrosine prevented the decline in working memory, vigilance and reaction time caused by sleep loss, cold and sustained stress (Jongkees 2015).<\/p>\n<h3>3. Does tyrosine help motivation on a calorie deficit?<\/h3>\n<p>Dieting lowers dopamine signalling; tyrosine supplies the precursor so drive and training motivation hold up through a cut \u2014 without stimulant tolerance.<\/p>\n<h3>4. Does tyrosine support fat mobilisation?<\/h3>\n<p>Noradrenaline is the hormone that activates lipolysis at the fat cell. Tyrosine supports noradrenaline synthesis under sympathetic drive (exercise, cold, capsaicinoids), supporting the signal that releases stored fat.<\/p>\n<h3>5. Does tyrosine support metabolic rate?<\/h3>\n<p>As the thyroid hormone backbone, tyrosine supports normal thyroid function, and thyroid hormones set basal metabolic rate \u2014 especially relevant during prolonged energy restriction.<\/p>\n<h3>6. Does tyrosine help with pre-race nerves and decision-making?<\/h3>\n<p>Tyrosine particularly benefits performance when cognitive demand is high and stress is present \u2014 tactical decisions, pacing judgement, transitions.<\/p>\n<h3>7. Does tyrosine support recovery of the nervous system?<\/h3>\n<p>Replenishing catecholamine precursors after heavy training helps the central nervous system recover between sessions, reducing the ‘flat’ feeling of overreaching.<\/p>\n<h3>8. Does tyrosine stack well with stimulant-free formulas?<\/h3>\n<p>Perfectly. It supports endogenous catecholamines without adding exogenous stimulants, which is why it belongs in a stimulant-free fat burner rather than a caffeine bomb.<\/p>\n<div class=\"cta\">\n<div>\n<h3>Stay sharp through the cut.<\/h3>\n<p>Carni-Lipolysis Active\u00b9\u00b2: NALT + acetyl-L-carnitine for your brain, carnitine + Capsimax\u00ae + EGCG for your fat \u2014 stimulant-free.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Order Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>What are the health benefits of N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine’s health relevance centres on brain chemistry, stress resilience and thyroid support.<\/p>\n<h3>1. Does tyrosine improve mental performance under stress?<\/h3>\n<p>Controlled studies show tyrosine preserves working memory, attention and cognitive flexibility during acute stress, cold, noise and sleep deprivation.<\/p>\n<h3>2. Does tyrosine support mood and motivation?<\/h3>\n<p>Dopamine and noradrenaline underpin drive and positive mood; tyrosine supports their synthesis when depleted, although it is not a treatment for mood disorders.<\/p>\n<h3>3. Does tyrosine support thyroid function?<\/h3>\n<p>Tyrosine is the structural backbone of T3 and T4; adequate supply (with iodine and selenium) supports normal thyroid hormone production and a normal metabolic rate.<\/p>\n<h3>4. Does tyrosine help with sleep deprivation?<\/h3>\n<p>Tyrosine reduced cognitive impairment during extended wakefulness in controlled trials, without the sleep disruption caffeine causes.<\/p>\n<h3>5. Does tyrosine support healthy aging brain function?<\/h3>\n<p>Dopamine synthesis declines with age; tyrosine availability supports working memory in older adults in some studies, with best effects at moderate doses.<\/p>\n<h3>6. Does tyrosine support weight management?<\/h3>\n<p>Via noradrenaline (lipolysis), thyroid hormone (metabolic rate) and dopamine (appetite and motivation), tyrosine supports the neuro-hormonal side of fat loss.<\/p>\n<h3>7. Does tyrosine help with cold exposure?<\/h3>\n<p>Tyrosine improved cognitive and physical performance during cold stress in military studies \u2014 the archetypal catecholamine-depleting stressor.<\/p>\n<h3>8. Is tyrosine safe?<\/h3>\n<p>Yes at 500 mg\u20132 g\/day; it is a dietary amino acid. People with thyroid disorders or on MAO inhibitors should consult their doctor.<\/p>\n<h2>N-acetyl-L-tyrosine for endurance athletes: who benefits most?<\/h2>\n<div class=\"aud\">\n<h3>Runners<\/h3>\n<p>Heat and long distance both drain central dopamine, dulling pace judgement and drive. Tyrosine supports the catecholamines that keep you pressing in warm-weather races and long runs.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Cyclists<\/h3>\n<p>Four hours in a bunch is a sustained cognitive load; tyrosine helps maintain alertness and decision quality, and supports noradrenaline-driven fat release on long rides.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Triathletes<\/h3>\n<p>Transitions and pacing are cognitive tasks performed under fatigue and heat \u2014 the exact scenario in which tyrosine supplementation has protected performance.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Swimmers<\/h3>\n<p>Early-morning sessions, heavy volume and strict body-composition targets lower dopamine; tyrosine supports focus and drive without the sleep cost of stimulants.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Marathon runners<\/h3>\n<p>Marathon training on an energy deficit flattens motivation and lowers thyroid output. Tyrosine supports both, helping you keep metabolic rate and drive through the hardest weeks.<\/p>\n<\/div>\n<div class=\"cta\">\n<div>\n<h3>Twelve actives, one stimulant-free formula.<\/h3>\n<p>Order Carni-Lipolysis Active\u00b9\u00b2 and keep your drive while you drop fat.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Buy Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>How much N-acetyl-L-tyrosine do you need, and when should you take it?<\/h2>\n<p>Cognitive and stress studies typically use <strong>100\u2013150 mg tyrosine per kg body weight<\/strong> as a single pre-stress dose, or 500 mg\u20132 g\/day for ongoing support. N-acetyl-L-tyrosine is used at 300\u20131,000 mg in formulas for its solubility.<\/p>\n<p><strong>Carni-Lipolysis Active\u00b9\u00b2<\/strong> provides 400 mg NALT per sachet (800 mg per daily dose) as a supportive catecholamine and thyroid-precursor dose within a 12-active formula. For a high-dose pre-race tyrosine hit, stack with <a href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">Pre-Endurance Training Activator<\/a> (1,500 mg L-tyrosine).<\/p>\n<p>Take tyrosine before training or before the stressful part of the day; it is best absorbed away from large protein meals. It is not a stimulant and does not disturb sleep.<\/p>\n<h2>Which SCN\u2122 products contain N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine appears in two SCN\u2122 formulas: NALT in the fat burner, high-dose L-tyrosine in the pre-workout.<\/p>\n<div class=\"grid\">\n<div class=\"card\">\n<h4><a href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Carni-Lipolysis Active\u00b9\u00b2<\/a><\/h4>\n<p>400 mg N-acetyl-L-tyrosine per sachet with acetyl-L-carnitine for mental energy, plus 2,000 mg carnitine tartrate, Capsimax\u00ae, green tea EGCG, berberine, grape seed, choline, inositol and BioPerine\u00ae.<\/p>\n<p style=\"margin-top:8px\"><a class=\"btn ghost\" style=\"padding:8px 16px;font-size:.9em\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">View product \u2192<\/a><\/p>\n<\/div>\n<div class=\"card\">\n<h4><a href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">Pre-Endurance Training Activator<\/a><\/h4>\n<p>1,500 mg L-tyrosine per sachet in Pre-Endurance Training Activator, with 6 g citrulline malate, arginine nitrate, grape seed OPC and BioPerine\u00ae \u2014 the high-dose pre-session option.<\/p>\n<p style=\"margin-top:8px\"><a class=\"btn ghost\" style=\"padding:8px 16px;font-size:.9em\" href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">View product \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<h2>Frequently asked questions about N-acetyl-L-tyrosine<\/h2>\n<div class='faq'>\n<details>\n<summary>Is N-acetyl-L-tyrosine better than L-tyrosine?<\/summary>\n<p>It is more soluble and stable in powders, which is why it is used in sachets. L-tyrosine delivers more free tyrosine per gram. SCN\u2122 uses NALT in Carni-Lipolysis Active\u00b9\u00b2 for formulation quality and high-dose L-tyrosine in Pre-Endurance for pre-race loading.<\/p>\n<\/details>\n<details>\n<summary>Does tyrosine burn fat by itself?<\/summary>\n<p>Not directly \u2014 it is not a stimulant and does not act on fat-cell receptors. It supports the synthesis of noradrenaline (the lipolysis signal) and thyroid hormone (metabolic rate) when they are depleted. It is a support nutrient in a fat-loss formula, not a stand-alone burner.<\/p>\n<\/details>\n<details>\n<summary>Is tyrosine a stimulant?<\/summary>\n<p>No. It raises catecholamine output only in neurons that are depleted; it does not increase heart rate or blood pressure in healthy people.<\/p>\n<\/details>\n<details>\n<summary>Can I take tyrosine every day?<\/summary>\n<p>Yes, at the doses in food supplements. Those with thyroid disease, phenylketonuria or on MAO inhibitors should consult their doctor.<\/p>\n<\/details>\n<details>\n<summary>When should I take tyrosine?<\/summary>\n<p>30\u201360 minutes before training, competition or the demanding part of your day.<\/p>\n<\/details>\n<\/div>\n<div class=\"hero\" style=\"text-align:center;margin-top:30px\">\n<span class=\"kick\">SCN\u2122 \u00b7 Made in Europe \u00b7 100% doping-free<\/span><\/p>\n<h2 style=\"margin-top:6px\">Drive, focus and metabolic rate \u2014 from the inside.<\/h2>\n<p class=\"sub\" style=\"margin:0 auto 18px\">Carni-Lipolysis Active\u00b9\u00b2 supports your own catecholamines with NALT while twelve actives work on your fat. Zero stimulants.<\/p>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Add Carni-Lipolysis Active\u00b9\u00b2 to basket \u2192<\/a>\n<\/div>\n<h2>Scientific references<\/h2>\n<ol class='refs'>\n<li>Jongkees BJ, Hommel B, K\u00fchn S, Colzato LS. Effect of tyrosine supplementation on clinical and healthy populations under stress or cognitive demands \u2014 a review. J Psychiatr Res 2015;70:50\u201357.<\/li>\n<li>Tumilty L, Davison G, Beckmann M, Thatcher R. Oral tyrosine supplementation improves exercise capacity in the heat. Eur J Appl Physiol 2011;111:2941\u20132950.<\/li>\n<li>Deijen JB, Wientjes CJ, Vullinghs HF, Cloin PA, Langefeld JJ. Tyrosine improves cognitive performance and reduces blood pressure in cadets after one week of a combat training course. Brain Res Bull 1999;48:203\u2013209.<\/li>\n<li>Neri DF et al. The effects of tyrosine on cognitive performance during extended wakefulness. Aviat Space Environ Med 1995;66:313\u2013319.<\/li>\n<li>Fernstrom JD, Fernstrom MH. Tyrosine, phenylalanine, and catecholamine synthesis and function in the brain. J Nutr 2007;137:1539S\u20131547S.<\/li>\n<li>Australian Institute of Sport. Supplement fact sheet: Tyrosine (Group B).<\/li>\n<\/ol>\n<p class=\"small\"><em>Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle. This content is for education and general information and does not replace advice from your doctor or dietitian. Do not exceed the recommended daily dose. Keep out of reach of young children. Not intended for pregnant or breastfeeding women. If you take medication or have a medical condition, consult a healthcare professional before use.<\/em><\/p>\n<\/div>\n<p><br \/>\n<\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>N-Acetyl-L-Tyrosine (NALT) Benefits for Focus, Stress & Fat Loss | SCN\u2122 Ingredient Guide \u00b7 N-Acetyl-L-Tyrosine (NALT) N-Acetyl-L-Tyrosine Benefits: Dopamine, Focus and Catecholamine Support for Athletes on a Deficit Tyrosine is the raw material for dopamine, noradrenaline, adrenaline and thyroid hormone \u2014 the chemistry of drive, focus and metabolic rate. N-acetyl-L-tyrosine is the soluble form that […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"page_builder":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-13274","post","type-post","status-publish","format-standard","category-scn-power"],"_links":{"self":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/comments?post=13274"}],"version-history":[{"count":1,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274\/revisions"}],"predecessor-version":[{"id":13275,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274\/revisions\/13275"}],"wp:attachment":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/media?parent=13274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/categories?post=13274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/tags?post=13274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":13274,"date":"2026-10-28T22:35:53","date_gmt":"2026-10-28T19:35:53","guid":{"rendered":"https:\/\/www.s-c-nutrition.com\/?p=13274"},"modified":"2026-10-28T22:35:53","modified_gmt":"2026-10-28T19:35:53","slug":"n-acetyl-l-tyrosine-benefits","status":"publish","type":"post","link":"https:\/\/www.s-c-nutrition.com\/it\/n-acetyl-l-tyrosine-benefits\/","title":{"rendered":"N-Acetyl-L-Tyrosine Benefits: Dopamine, Focus and Catecholamine Support for Athletes on a Deficit"},"content":{"rendered":"

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.pill{display:inline-block;background:var(--gl);color:var(--gd);border-radius:999px;padding:4px 12px;font-weight:700;font-size:.85em;margin:2px 4px 2px 0}\n.scn-cl img.full{max-width:100%;height:auto;border-radius:14px;display:block;margin:16px auto}\n@media(max-width:640px){.scn-cl h1{font-size:1.7em}.scn-cl .hero{padding:26px 20px}.scn-cl .cta{padding:22px}}\n<\/style>\n<div class=\"scn-cl\">\n<div class=\"hero\">\n<span class=\"kick\">Ingredient Guide \u00b7 N-Acetyl-L-Tyrosine (NALT)<\/span><\/p>\n<h1>N-Acetyl-L-Tyrosine Benefits: Dopamine, Focus and Catecholamine Support for Athletes on a Deficit<\/h1>\n<p class=\"sub\">Tyrosine is the raw material for dopamine, noradrenaline, adrenaline and thyroid hormone \u2014 the chemistry of drive, focus and metabolic rate. N-acetyl-L-tyrosine is the soluble form that dissolves cleanly in a sachet.<\/p>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Get Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/p>\n<\/div>\n<p>Every stimulant fat burner works by flooding your receptors with something that imitates adrenaline. The problem is that your body’s own adrenaline, noradrenaline and dopamine are made from a single amino acid \u2014 and under stress, heat, hard training and calorie restriction, that amino acid runs short. The result is the flat, unmotivated, foggy state every dieter knows. <strong>L-tyrosine<\/strong> is that amino acid, and <strong>N-acetyl-L-tyrosine (NALT)<\/strong> is its water-soluble form.<\/p>\n<p>Tyrosine is converted by tyrosine hydroxylase to L-DOPA, then to dopamine, noradrenaline and adrenaline. Because tyrosine hydroxylase is the rate-limiting, self-regulating step, tyrosine raises catecholamine output only when neurons are firing hard and depleting their stores \u2014 which is exactly the situation of an athlete in the heat, at hour three, or on week six of a cut. It restores the signal without the crash or receptor down-regulation that stimulants cause. Tyrosine is also the backbone of thyroid hormones T3 and T4, the master regulators of metabolic rate.<\/p>\n<p><a href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\"><strong>Carni-Lipolysis Active\u00b9\u00b2<\/strong><\/a> contains 400 mg N-acetyl-L-tyrosine per sachet to keep the catecholamine and thyroid machinery supplied while Capsimax\u00ae, EGCG and 3,000 mg of carnitine do the fat-burning work \u2014 all without a single stimulant.<\/p>\n<div class=\"cta\">\n<div>\n<h3>Your own adrenaline. Not a substitute for it.<\/h3>\n<p>Carni-Lipolysis Active\u00b9\u00b2 supports catecholamine synthesis with NALT instead of flooding you with caffeine.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Shop Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>How does N-acetyl-L-tyrosine work? The mechanism explained<\/h2>\n<h3>The catecholamine pathway<\/h3>\n<p>Tyrosine \u2192 L-DOPA \u2192 dopamine \u2192 noradrenaline \u2192 adrenaline. Tyrosine hydroxylase is rate-limiting and is inhibited by its own end products, so supplemental tyrosine mainly boosts output in neurons that are depleted by sustained firing \u2014 a built-in safety mechanism.<\/p>\n<h3>Stress-induced depletion<\/h3>\n<p>Acute stressors \u2014 cold, heat, sleep deprivation, prolonged exercise, cognitive load \u2014 accelerate noradrenaline and dopamine turnover faster than synthesis can match, impairing working memory and reaction time. Tyrosine supplementation reliably prevents this decline in controlled studies (Jongkees 2015 review).<\/p>\n<h3>Thyroid hormone<\/h3>\n<p>Thyroxine (T4) and triiodothyronine (T3) are made by iodinating tyrosine residues on thyroglobulin. During calorie restriction T3 falls and metabolic rate drops; adequate tyrosine and iodine supply supports normal thyroid hormone synthesis.<\/p>\n<h3>Why N-acetyl-L-tyrosine?<\/h3>\n<p>Plain L-tyrosine is poorly soluble and gritty in drinks. The acetylated form dissolves readily and is stable in powder formulas like a sachet; part is de-acetylated to free tyrosine after absorption.<\/p>\n<h2>What are the sports performance benefits of N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine is one of the few nutrients with repeated controlled evidence for preserving cognitive performance under exactly the conditions athletes face.<\/p>\n<h3>1. Does tyrosine improve exercise performance in the heat?<\/h3>\n<p>Tyrosine supplementation increased cycling capacity in the heat in some studies (Tumilty et al. 2011), consistent with its role in supporting central catecholamines when the brain’s dopamine system is stressed by hyperthermia.<\/p>\n<h3>2. Does tyrosine protect focus and reaction time when fatigued?<\/h3>\n<p>Yes. Across military and laboratory studies, tyrosine prevented the decline in working memory, vigilance and reaction time caused by sleep loss, cold and sustained stress (Jongkees 2015).<\/p>\n<h3>3. Does tyrosine help motivation on a calorie deficit?<\/h3>\n<p>Dieting lowers dopamine signalling; tyrosine supplies the precursor so drive and training motivation hold up through a cut \u2014 without stimulant tolerance.<\/p>\n<h3>4. Does tyrosine support fat mobilisation?<\/h3>\n<p>Noradrenaline is the hormone that activates lipolysis at the fat cell. Tyrosine supports noradrenaline synthesis under sympathetic drive (exercise, cold, capsaicinoids), supporting the signal that releases stored fat.<\/p>\n<h3>5. Does tyrosine support metabolic rate?<\/h3>\n<p>As the thyroid hormone backbone, tyrosine supports normal thyroid function, and thyroid hormones set basal metabolic rate \u2014 especially relevant during prolonged energy restriction.<\/p>\n<h3>6. Does tyrosine help with pre-race nerves and decision-making?<\/h3>\n<p>Tyrosine particularly benefits performance when cognitive demand is high and stress is present \u2014 tactical decisions, pacing judgement, transitions.<\/p>\n<h3>7. Does tyrosine support recovery of the nervous system?<\/h3>\n<p>Replenishing catecholamine precursors after heavy training helps the central nervous system recover between sessions, reducing the ‘flat’ feeling of overreaching.<\/p>\n<h3>8. Does tyrosine stack well with stimulant-free formulas?<\/h3>\n<p>Perfectly. It supports endogenous catecholamines without adding exogenous stimulants, which is why it belongs in a stimulant-free fat burner rather than a caffeine bomb.<\/p>\n<div class=\"cta\">\n<div>\n<h3>Stay sharp through the cut.<\/h3>\n<p>Carni-Lipolysis Active\u00b9\u00b2: NALT + acetyl-L-carnitine for your brain, carnitine + Capsimax\u00ae + EGCG for your fat \u2014 stimulant-free.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Order Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>What are the health benefits of N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine’s health relevance centres on brain chemistry, stress resilience and thyroid support.<\/p>\n<h3>1. Does tyrosine improve mental performance under stress?<\/h3>\n<p>Controlled studies show tyrosine preserves working memory, attention and cognitive flexibility during acute stress, cold, noise and sleep deprivation.<\/p>\n<h3>2. Does tyrosine support mood and motivation?<\/h3>\n<p>Dopamine and noradrenaline underpin drive and positive mood; tyrosine supports their synthesis when depleted, although it is not a treatment for mood disorders.<\/p>\n<h3>3. Does tyrosine support thyroid function?<\/h3>\n<p>Tyrosine is the structural backbone of T3 and T4; adequate supply (with iodine and selenium) supports normal thyroid hormone production and a normal metabolic rate.<\/p>\n<h3>4. Does tyrosine help with sleep deprivation?<\/h3>\n<p>Tyrosine reduced cognitive impairment during extended wakefulness in controlled trials, without the sleep disruption caffeine causes.<\/p>\n<h3>5. Does tyrosine support healthy aging brain function?<\/h3>\n<p>Dopamine synthesis declines with age; tyrosine availability supports working memory in older adults in some studies, with best effects at moderate doses.<\/p>\n<h3>6. Does tyrosine support weight management?<\/h3>\n<p>Via noradrenaline (lipolysis), thyroid hormone (metabolic rate) and dopamine (appetite and motivation), tyrosine supports the neuro-hormonal side of fat loss.<\/p>\n<h3>7. Does tyrosine help with cold exposure?<\/h3>\n<p>Tyrosine improved cognitive and physical performance during cold stress in military studies \u2014 the archetypal catecholamine-depleting stressor.<\/p>\n<h3>8. Is tyrosine safe?<\/h3>\n<p>Yes at 500 mg\u20132 g\/day; it is a dietary amino acid. People with thyroid disorders or on MAO inhibitors should consult their doctor.<\/p>\n<h2>N-acetyl-L-tyrosine for endurance athletes: who benefits most?<\/h2>\n<div class=\"aud\">\n<h3>Runners<\/h3>\n<p>Heat and long distance both drain central dopamine, dulling pace judgement and drive. Tyrosine supports the catecholamines that keep you pressing in warm-weather races and long runs.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Cyclists<\/h3>\n<p>Four hours in a bunch is a sustained cognitive load; tyrosine helps maintain alertness and decision quality, and supports noradrenaline-driven fat release on long rides.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Triathletes<\/h3>\n<p>Transitions and pacing are cognitive tasks performed under fatigue and heat \u2014 the exact scenario in which tyrosine supplementation has protected performance.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Swimmers<\/h3>\n<p>Early-morning sessions, heavy volume and strict body-composition targets lower dopamine; tyrosine supports focus and drive without the sleep cost of stimulants.<\/p>\n<\/div>\n<div class=\"aud\">\n<h3>Marathon runners<\/h3>\n<p>Marathon training on an energy deficit flattens motivation and lowers thyroid output. Tyrosine supports both, helping you keep metabolic rate and drive through the hardest weeks.<\/p>\n<\/div>\n<div class=\"cta\">\n<div>\n<h3>Twelve actives, one stimulant-free formula.<\/h3>\n<p>Order Carni-Lipolysis Active\u00b9\u00b2 and keep your drive while you drop fat.<\/p>\n<\/div>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Buy Carni-Lipolysis Active\u00b9\u00b2 \u2192<\/a><\/div>\n<h2>How much N-acetyl-L-tyrosine do you need, and when should you take it?<\/h2>\n<p>Cognitive and stress studies typically use <strong>100\u2013150 mg tyrosine per kg body weight<\/strong> as a single pre-stress dose, or 500 mg\u20132 g\/day for ongoing support. N-acetyl-L-tyrosine is used at 300\u20131,000 mg in formulas for its solubility.<\/p>\n<p><strong>Carni-Lipolysis Active\u00b9\u00b2<\/strong> provides 400 mg NALT per sachet (800 mg per daily dose) as a supportive catecholamine and thyroid-precursor dose within a 12-active formula. For a high-dose pre-race tyrosine hit, stack with <a href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">Pre-Endurance Training Activator<\/a> (1,500 mg L-tyrosine).<\/p>\n<p>Take tyrosine before training or before the stressful part of the day; it is best absorbed away from large protein meals. It is not a stimulant and does not disturb sleep.<\/p>\n<h2>Which SCN\u2122 products contain N-acetyl-L-tyrosine?<\/h2>\n<p>Tyrosine appears in two SCN\u2122 formulas: NALT in the fat burner, high-dose L-tyrosine in the pre-workout.<\/p>\n<div class=\"grid\">\n<div class=\"card\">\n<h4><a href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Carni-Lipolysis Active\u00b9\u00b2<\/a><\/h4>\n<p>400 mg N-acetyl-L-tyrosine per sachet with acetyl-L-carnitine for mental energy, plus 2,000 mg carnitine tartrate, Capsimax\u00ae, green tea EGCG, berberine, grape seed, choline, inositol and BioPerine\u00ae.<\/p>\n<p style=\"margin-top:8px\"><a class=\"btn ghost\" style=\"padding:8px 16px;font-size:.9em\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">View product \u2192<\/a><\/p>\n<\/div>\n<div class=\"card\">\n<h4><a href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">Pre-Endurance Training Activator<\/a><\/h4>\n<p>1,500 mg L-tyrosine per sachet in Pre-Endurance Training Activator, with 6 g citrulline malate, arginine nitrate, grape seed OPC and BioPerine\u00ae \u2014 the high-dose pre-session option.<\/p>\n<p style=\"margin-top:8px\"><a class=\"btn ghost\" style=\"padding:8px 16px;font-size:.9em\" href=\"https:\/\/www.s-c-nutrition.com\/product\/endurance-pre-workout\/\" data-wpel-link=\"external\" rel=\"noopener\">View product \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<h2>Frequently asked questions about N-acetyl-L-tyrosine<\/h2>\n<div class='faq'>\n<details>\n<summary>Is N-acetyl-L-tyrosine better than L-tyrosine?<\/summary>\n<p>It is more soluble and stable in powders, which is why it is used in sachets. L-tyrosine delivers more free tyrosine per gram. SCN\u2122 uses NALT in Carni-Lipolysis Active\u00b9\u00b2 for formulation quality and high-dose L-tyrosine in Pre-Endurance for pre-race loading.<\/p>\n<\/details>\n<details>\n<summary>Does tyrosine burn fat by itself?<\/summary>\n<p>Not directly \u2014 it is not a stimulant and does not act on fat-cell receptors. It supports the synthesis of noradrenaline (the lipolysis signal) and thyroid hormone (metabolic rate) when they are depleted. It is a support nutrient in a fat-loss formula, not a stand-alone burner.<\/p>\n<\/details>\n<details>\n<summary>Is tyrosine a stimulant?<\/summary>\n<p>No. It raises catecholamine output only in neurons that are depleted; it does not increase heart rate or blood pressure in healthy people.<\/p>\n<\/details>\n<details>\n<summary>Can I take tyrosine every day?<\/summary>\n<p>Yes, at the doses in food supplements. Those with thyroid disease, phenylketonuria or on MAO inhibitors should consult their doctor.<\/p>\n<\/details>\n<details>\n<summary>When should I take tyrosine?<\/summary>\n<p>30\u201360 minutes before training, competition or the demanding part of your day.<\/p>\n<\/details>\n<\/div>\n<div class=\"hero\" style=\"text-align:center;margin-top:30px\">\n<span class=\"kick\">SCN\u2122 \u00b7 Made in Europe \u00b7 100% doping-free<\/span><\/p>\n<h2 style=\"margin-top:6px\">Drive, focus and metabolic rate \u2014 from the inside.<\/h2>\n<p class=\"sub\" style=\"margin:0 auto 18px\">Carni-Lipolysis Active\u00b9\u00b2 supports your own catecholamines with NALT while twelve actives work on your fat. Zero stimulants.<\/p>\n<p><a class=\"btn\" href=\"https:\/\/www.s-c-nutrition.com\/product\/fatloss-diet-weightloss-carnitine\/\" data-wpel-link=\"external\" rel=\"noopener\">Add Carni-Lipolysis Active\u00b9\u00b2 to basket \u2192<\/a>\n<\/div>\n<h2>Scientific references<\/h2>\n<ol class='refs'>\n<li>Jongkees BJ, Hommel B, K\u00fchn S, Colzato LS. Effect of tyrosine supplementation on clinical and healthy populations under stress or cognitive demands \u2014 a review. J Psychiatr Res 2015;70:50\u201357.<\/li>\n<li>Tumilty L, Davison G, Beckmann M, Thatcher R. Oral tyrosine supplementation improves exercise capacity in the heat. Eur J Appl Physiol 2011;111:2941\u20132950.<\/li>\n<li>Deijen JB, Wientjes CJ, Vullinghs HF, Cloin PA, Langefeld JJ. Tyrosine improves cognitive performance and reduces blood pressure in cadets after one week of a combat training course. Brain Res Bull 1999;48:203\u2013209.<\/li>\n<li>Neri DF et al. The effects of tyrosine on cognitive performance during extended wakefulness. Aviat Space Environ Med 1995;66:313\u2013319.<\/li>\n<li>Fernstrom JD, Fernstrom MH. Tyrosine, phenylalanine, and catecholamine synthesis and function in the brain. J Nutr 2007;137:1539S\u20131547S.<\/li>\n<li>Australian Institute of Sport. Supplement fact sheet: Tyrosine (Group B).<\/li>\n<\/ol>\n<p class=\"small\"><em>Food supplements are not a substitute for a varied, balanced diet and a healthy lifestyle. This content is for education and general information and does not replace advice from your doctor or dietitian. Do not exceed the recommended daily dose. Keep out of reach of young children. Not intended for pregnant or breastfeeding women. If you take medication or have a medical condition, consult a healthcare professional before use.<\/em><\/p>\n<\/div>\n<p><br \/>\n<\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>N-Acetyl-L-Tyrosine (NALT) Benefits for Focus, Stress & Fat Loss | SCN\u2122 Ingredient Guide \u00b7 N-Acetyl-L-Tyrosine (NALT) N-Acetyl-L-Tyrosine Benefits: Dopamine, Focus and Catecholamine Support for Athletes on a Deficit Tyrosine is the raw material for dopamine, noradrenaline, adrenaline and thyroid hormone \u2014 the chemistry of drive, focus and metabolic rate. N-acetyl-L-tyrosine is the soluble form that […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"page_builder":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-13274","post","type-post","status-publish","format-standard","category-scn-power"],"_links":{"self":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/comments?post=13274"}],"version-history":[{"count":1,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274\/revisions"}],"predecessor-version":[{"id":13275,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/posts\/13274\/revisions\/13275"}],"wp:attachment":[{"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/media?parent=13274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/categories?post=13274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.s-c-nutrition.com\/it\/wp-json\/wp\/v2\/tags?post=13274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}