Jarrow Formulas N-Acetyl Tyrosine 350 mg supplement bottle
Jarrow Formulas

N-Acetyl Tyrosine 350 mg

What We Researched
2 active ingredients analyzed · 4 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
81
Product Score Good
83
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin B6 (as Pyridoxine Hydrochloride) 5 mg 294%
N-Acetyl Tyrosine 350 mg
Bioavailability Very Good

Absorption Rating

  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • N-Acetyl Tyrosine Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Bovine Gelatin
  • Magnesium Stearate
  • Silicon Dioxide
Efficacy Fair

Dosage Analysis

  • Vitamin B6 (as Pyridoxine Hydrochloride) 5 mg Effective
  • N-Acetyl Tyrosine 350 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B6 (as Pyridoxine Hydrochloride) 5 mg 294%
N-Acetyl Tyrosine 350 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Bovine Gelatin Safe

Forms capsule shells. Sourced from bovine (cow) collagen.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Jarrow Formulas

Founded 1977 · Los Angeles, California, USA · 138 products · jarrow.com/

Certifications

5 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Recall Liquid L-Carnitine2018-01-15Source
Prop 65 Lead2017-09-07Source
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Frequently Asked Questions
Is Jarrow Formulas N-Acetyl Tyrosine 350 mg a good supplement?

Jarrow Formulas N-Acetyl Tyrosine 350 mg received a product quality score of 81/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 120 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Jarrow Formulas, holds a brand trust score of 83/100 with 5 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Usda Organic.

What are the ingredients in Jarrow Formulas N-Acetyl Tyrosine 350 mg?

Jarrow Formulas N-Acetyl Tyrosine 350 mg contains 2 active ingredients: Vitamin B6 (as Pyridoxine Hydrochloride) (5 mg), N-Acetyl Tyrosine (350 mg). Notable high-dose ingredients include Vitamin B6 at 294% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Jarrow Formulas N-Acetyl Tyrosine 350 mg safe to take?

Jarrow Formulas N-Acetyl Tyrosine 350 mg has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Jarrow Formulas a trustworthy supplement brand?

Jarrow Formulas receives a brand trust score of 83/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1977 and headquartered in Los Angeles, California, USA, the company offers 138 products in their lineup. They hold 5 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Jarrow Formulas has 2 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. 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.