L-Tyrosine 750 mg - Extra Strength

Amino Acids & Protein

Brand: NOW

CapsuleOff Market
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Net Contents

90 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 33739 00165 8

Product Version

Not specified

Suggested Use

Suggested Usage: Take 1 capsule 1 to 3 times daily; preferably between meals.

Market Reference

$8.99 – $170.96· 10 listings
  • Now Foods L- Tyrosine 750 mg 90 Capsules

    iHerb4.7(2600)
    $12.24
  • L-Tyrosine Now Foods

    Muscle & Strength4.7(9200)
    $17.99
  • Now Supplements L- Tyrosine Supplement

    DiscountNutritionStore5.0(3)
    $26.57
  • Now Foods L- Tyrosine Powder

    Muscle & Strength4.7(421)
    $8.99Lowest
  • BulkSupplements L-Tyrosine Capsules

    Target4.9(92)
    $18.97
  • BulkSupplements L- Tyrosine Powder

    Walmart - BulkSupplements.com4.9(99)
    $170.96
  • Best L-Tyrosine

    Naturitas4.8(1300)
    $19.38
  • Swanson L- Tyrosine Supplement

    Walmart - Pattern
    $20.98

Where to Buy Locally

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Research & Studies

  • Performance Lab Review 2026: An Honest 6-Month Test of Their Complete Supplement Range

    M Reid - ultimatestrengths.com

    … evidence-led supplement brands on the market today, with two … As with any supplement, consult your healthcare provider … due to the citicoline and L-tyrosine content — but you should …

  • Mucuna pruriens: A Dietary Supplement with Balancing Properties That Can Limit Neurological Disorders and Associated Depressive States

    M Mekhalfi, S Berteina-Raboin - Scientia Pharmaceutica, 2026 - univ-orleans.hal.science

    … is oxidized by phenylalanine hydroxylase to L-tyrosine. … , as in our previous example, are now well established [23]. The … pruriens (750 mg/kg body weight) was administrated. The …

    20261 citations
  • The biochemistry of women at midlife: The interface of hormones and neuroinhibitory amino acids on midlife mood

    PJ Bronson - 1999 - search.proquest.com

    … When treating patients on Prozac we are now able to give … Medical School postulated that a lack of available L-Tyrosine … the neuroinhibitors GABA and Taurine at 750 mg. and 1000 …

    1999
  • Effects of pretreatment with l-tryptophan and l-tyrosine upon the response to ethanol in male volunteers

    CJ Clayton - 1991 - search.proquest.com

    … Normal male volunteers participated in a placebo controlled crossover design to assess the effects of l-tyrosine (TY) and l-tryptophan (TP)(precursors of catecholamines and 5-HT, …

    1991
  • Effect of particle size and surface linkers of SiO2 nanoparticles on the efficiency of human tyrosine hydroxylase

    N Péli, Z Molnár, GD Tóth, Z Lőrincz, G Katona… - Journal of Molecular …, 2026 - Elsevier

    Tyrosine hydroxylase (hTH) catalyzes the conversion of l-tyrosine to l-DOPA, the rate-limiting step in dopamine biosynthesis. As impaired hTH function is implicated in dopamine-related …

    2026
  • CONSUMER'S KNOWLEDGE OF ENERGY DRINK INGREDIENT INTERACTION WITH THEIR PRESCRIBED PSYCHOTROPIC MEDICATIONS

    AE McRae - 2017 - scholarworks.montana.edu

    … say that a dietary supplement addresses a nutrient deficiency, supports health, or is linked … L-tyrosine is found in food sources as well as is produced from phenylalanine. L-tyrosine …

    2017

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-11-24. DSLD Label ID: 53396. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.