🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Label Data

4 Tablet(s) Serving Size
25 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Calories
15 Calorie(s)
Total Carbohydrates
2 Gram(s) (1% DV)
Protein
2 Gram(s) (4% DV)

Other Ingredients

Rice Protein isolate Dicalcium Phosphate L-Lysine Hydrochloride L-Glutamic Acid Microcrystalline Cellulose Stearic Acid L-Arginine Hydrochloride L-Ornithine Hydrochloride Magnesium Stearate Silicon Dioxide Aqueous Coating L-Histidine Hydrochloride Modified Cellulose L-Cysteine Hydrochloride Croscarmellose Sodium

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (78% of products) Nutrient (56% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Directions: As a dietary supplement, take four (4) tablets up to twice daily or as directed by a healthcare professional. Best taken in between meals on an empty stomach or after exercise to support recovery.

⚠️ Warnings & Precautions

Warning: Do not use this product if you are pregnant or nursing. Do not take this product if you are taking MAO inhibitors, antidepressant or stimulant drugs.

Keep out of reach of children.

Tamper evident Do not use if outer seal is broken or missing.

🧪 Formulation Notes

Gluten free Dairy free Soy free Nut free

Does Not Contain: Wheat, gluten, sugar, soy, dairy, citrus, fish, preservatives, artificial colors or flavors.

Additional Information

Exercise performance Specialty

Actual size

Store in a cool, dry place.

Visit www.vitaminshoppe.com or call 1-800-223-1216 for more information and to reorder. Learn more at vsquality.net

Item No. VS-3290 1963453 CR 37

Product Details

UPC / SKU 7 66536 03290 7
DSLD Entry Date 2017-11-20
Product Type Amino acid/Protein
Form Tablet or Pill
DSLD ID 80378
Data Updated 2026-04-11

Research Evidence

50 Research Sources
47 Avg Quality Score
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
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
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
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
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
B Consensus Guideline for the Diagnosis and Treatment of Tyrosine Hydroxylase (TH) Deficiency.
Guideline Journal of inherited metabolic disease 2025
B Baseline-dependent effect of dopamine's precursor L-tyrosine on working memory gating but not updating
Rct Cognitive, affective & behavioral neuroscience 2020
B Effect of Amino Acid Supplementation on Iron Regulation after Endurance Exercise
Rct Nutrients 2023
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
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
View all evidence for Tyrosine →

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