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L-Tyrosine 500 mg

product on market Capsule Evlution Nutrition Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

L-Tyrosine is an amino acid that serves as a precursor to dopamine and norepinephrine. Moderate evidence suggests it may help maintain cognitive performance during stressful situations or sleep deprivation. Research indicates it is generally well-tolerated when used as directed.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for L-Tyrosine 500 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
60
Servings
Amino acid/Protein
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

500 mg
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)

Other Ingredients

Cellulose Dicalcium Phosphate Stearate Silicon Dioxide
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: As a dietary supplement, take 1 capsule daily, preferably with a meal or as recommended by a physician.

Warnings & Precautions

Warning: Not for use by those under the age of 18. Keep out of reach of children and pets.

Do not use if you are nursing or pregnant.

Formulation Notes

L-Tyrosine key product features: 500 mg free-form L-Tyrosine

Neurotransmitter support Stress management

Vegan/Non-GMO

Vegan/Non-GMO

This product is made in the USA, has been distributed and manufactured by a (GMP) registered facility and contains ingredients of domestic and international origin.

Additional Information

Store product at room temperature. Do not expose to excessive heat or moisture.

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Made in the USA

Metadata

Product Details

UPC / SKU8 18901 02818 0
DSLD Entry Date2025-03-25
Product TypeAmino acid/Protein
FormCapsule
DSLD ID326402
Data Updated2026-04-11
Research

Research Evidence

50
Research Sources
47
Avg Quality
28
Rct
13
Clinical Trial
5
Guideline
4
Systematic Review
A Using a Novel Consensus-Based Chemoinformatics Approach to Predict ADMET Properties and Druglikeness of Tyrosine Kinase Inhibitors.
Guideline International journal of molecular sciences 2025 PubMed DOI
B Australia and New Zealand consensus statement on the cardiovascular management of patients with chronic lymphocytic leukaemia treated with Bruton's tyrosine kinase inhibitors.
Guideline Internal medicine journal 2025 PubMed DOI
B Branched-chain amino acid supplementation for improving growth and development in term and preterm neonates
Systematic Review The Cochrane database of systematic reviews 2020 PubMed DOI
B [Clinical practice guideline on anaplastic lymphoma kinase-tyrosine kinase inhibitors for non-small cell lung cancer (2025 edition)].
Guideline Zhonghua zhong liu za zhi [Chinese journal of oncology] 2025 PubMed DOI
B [Chinese expert consensus on epidermal growth factor receptor tyrosine kinase inhibitors for the treatment of non-small cell lung cancer (2025 edition)].
Guideline Zhonghua yi xue za zhi 2025 PubMed DOI
B Consensus Guideline for the Diagnosis and Treatment of Tyrosine Hydroxylase (TH) Deficiency.
Guideline Journal of inherited metabolic disease 2025 PubMed DOI
B Baseline-dependent effect of dopamine's precursor L-tyrosine on working memory gating but not updating
Rct Cognitive, affective & behavioral neuroscience 2020 PubMed DOI
B Effect of Amino Acid Supplementation on Iron Regulation after Endurance Exercise
Rct Nutrients 2023 PubMed DOI
C Attenuating Muscle Damage Biomarkers and Muscle Soreness After an Exercise-Induced Muscle Damage with Branched-Chain Amino Acid (BCAA) Supplementation: A Systematic Review and Meta-analysis with Meta-regression
Systematic Review Sports medicine - open 2024 PubMed DOI
C The Effects of Green Tea Amino Acid L-Theanine Consumption on the Ability to Manage Stress and Anxiety Levels: a Systematic Review
Systematic Review Plant foods for human nutrition (Dordrecht, Netherlands) 2020 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.