NOW NOW Supplements, Biotin 5,000 mcg, Amino Acid Metabolism, Energy Production, 120 Veg Capsules supplement bottle
NOW

NOW Supplements, Biotin 5,000 mcg, Amino Acid Metabolism, Energy Production, 120 Veg Capsules

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
75
Product Score Fair
89
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Biotin 5 000 mcg
Bioavailability Excellent

Absorption Rating

  • Biotin Good
Other Ingredients Excellent

Fillers & Additives

  • Rice Flour
  • Veg capsule (hypromellose, water)
  • Magnesium Stearate
  • Silica
Efficacy Very Poor

Dosage Analysis

  • Biotin 5 000 mcg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Biotin 5 000 mcg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Veg capsule (hypromellose, water) Unknown
Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

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
NOW

Founded 1968 · Bloomingdale, Illinois, USA · 53 products · nowfoods.com

Certifications

5 certifications
Informed Sport Verified Source
Npa Gmp Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed
In House Testing — Verified Source
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Frequently Asked Questions
Is NOW NOW Supplements, Biotin 5 a good supplement?

NOW NOW Supplements, Biotin 5,000 mcg, Amino Acid Metabolism, Energy Production, 120 Veg Capsules received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, NOW, holds a brand trust score of 89/100 with 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project.

What are the ingredients in NOW NOW Supplements, Biotin 5?

NOW NOW Supplements, Biotin 5 contains 1 active ingredients: Biotin (5 000 mcg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NOW NOW Supplements, Biotin 5 safe to take?

NOW NOW Supplements, Biotin 5,000 mcg, Amino Acid Metabolism, Energy Production, 120 Veg Capsules 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 NOW a trustworthy supplement brand?

NOW receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 53 products in their lineup. They hold 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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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.