Vitacost L-Tyrosine 750 mg supplement bottle
Vitacost

L-Tyrosine 750 mg Review

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · 7 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
84
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Tyrosine 750 mg —
Bioavailability Excellent

Absorption Rating

  • L-Tyrosine Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Vegetable Stearic Acid and Vegetable Magnesium Stearate
Efficacy Excellent

Dosage Analysis

  • L-Tyrosine 750 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Tyrosine 750 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Vegetable Stearic Acid and Vegetable Magnesium Stearate Generally_safe

They are added to improve manufacturing by preventing ingredients from sticking to machinery.

Brand Trust Report
Vitacost

Founded 1994 · Boca Raton, Florida, United States · 218 products · vitacost.com

Certifications

7 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Nsf Certified For Sport Verified Source
Gluten Free Gfco Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

4 claims
Third Party Testing Claim — Claimed Source
In House Testing — Claimed Source
Contains Proprietary Blend — True

Violation History

5 incidents
Recall Navitas Organics - Organic Chia Seeds, 8oz2026-01-23Source
Prop 65 Lead2024-02-08Source
Prop 65 Lead2020-08-05Source
Lawsuit Mislabeled magnesium content in supplements, failing to list magnesium oxide as an ingredient.2016Source
Lawsuit Breach of fiduciary duties by the board of directors in relation to the acquisition by Kroger.2014Source
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Frequently Asked Questions
Is Vitacost L-Tyrosine 750 mg a good supplement?

Vitacost L-Tyrosine 750 mg received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 180 servings per container. Of the 2 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Vitacost, holds a brand trust score of 84/100 with 7 verified certifications including Consumerlab, Informed Sport, Nsf Certified For Sport, Gluten Free Gfco.

What are the ingredients in Vitacost L-Tyrosine 750 mg?

Vitacost L-Tyrosine 750 mg contains 1 active ingredients: L-Tyrosine (750 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Vitacost L-Tyrosine 750 mg safe to take?

Vitacost L-Tyrosine 750 mg has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Vitacost a trustworthy supplement brand?

Vitacost receives a brand trust score of 84/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1994 and headquartered in Boca Raton, Florida, United States, the company offers 218 products in their lineup. They hold 7 verified certifications including Consumerlab, Informed Sport, Nsf Certified For Sport, Gluten Free Gfco. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Vitacost has 5 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.