Country Life High Potency Biotin 10 mg supplement bottle
Country Life

High Potency Biotin 10 mg Review

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · 12 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
100
Brand Score Excellent

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
Biotin (as D-Biotin) 10000 mcg 33333%
Bioavailability Excellent

Absorption Rating

  • Biotin (as D-Biotin) Good
Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Cellulose
Efficacy Very Good

Dosage Analysis

  • Biotin (as D-Biotin) 10000 mcg High

Supplement Facts

Ingredient Amount % Daily Value
Biotin (as D-Biotin) 10000 mcg 33333%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Brand Trust Report
Country Life

Founded 1971 · Hauppauge, New York, USA · 544 products · countrylifevitamins.com

Certifications

12 certifications
B Corp Certified Source available Primary evidence
Consumerlab Source available Primary evidence
Gluten Free Gfco Source available Primary evidence
Labdoor Source available Primary evidence
Non Gmo Project Source available Primary evidence
Usda Organic Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Nsf Gmp Source available Primary evidence
Vegan Certified Source available Primary evidence
IGEN Non-GMO Tested Supporting evidence unavailable
NSF Certified Supporting evidence unavailable
Gluten-Free Certified Supporting evidence unavailable

Transparency

5 claims
Third Party Testing Claim — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

1 incident
Prop 65 Lead2011-09-26 Source available Primary source
Related Supplements
Frequently Asked Questions
Is Country Life High Potency Biotin 10 mg a good supplement?

Country Life High Potency Biotin 10 mg received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 120 servings per container. All 2 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Country Life, holds a brand trust score of 100/100.

What are the ingredients in Country Life High Potency Biotin 10 mg?

Country Life High Potency Biotin 10 mg contains 1 active ingredients: Biotin (as D-Biotin) (10000 mcg). Notable high-dose ingredients include Biotin at 33333% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Country Life High Potency Biotin 10 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Country Life High Potency Biotin 10 mg. All 2 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Country Life a trustworthy supplement brand?

Country Life receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Hauppauge, New York, USA, the company offers 544 products in their lineup. Note: Country Life has 1 historical regulatory incident on record, which are factored into the trust score.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 150,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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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.