Walgreens
Biotin + Keratin
71/100
SUPPIE SCORE
62/100
EFFICACY
Medium
SAFETY
90/100
CLEANLINESS
What Does Biotin + Keratin Do?
High-dose biotin with keratin targets hair, skin, and nails. Evidence is moderate; 10,000 mcg exceeds typical effective ranges.
What is the effective dosage of biotin for hair, skin, and nail health?
Is there clinical evidence supporting keratin supplementation for hair growth?
Can high-dose biotin interfere with lab tests or medications?
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What Are the Benefits of Biotin + Keratin?
Based on proven scientific research
Hair HealthModerate
Skin HealthMild
Nail StrengthModerate
Good For:
What Are the Side Effects of Walgreens Biotin + Keratin?
Always consult your health practitioner if in doubt.
RiskMedium Risk
Overview
•10,000 mcg biotin is well above RDA but generally recognized as safe for most adults
•High-dose biotin may interfere with thyroid, cardiac, and hormone lab tests
•Keratin sourced from animal proteins may trigger allergies in sensitive individuals
•Not recommended during pregnancy without physician approval due to mega-dose biotin
•May interact with anticonvulsants and reduce effectiveness of certain antibiotics
Potential Side Effects
Negative Interactions
Allergens
Keratin (animal-derived)
Inactive Ingredients
Microcrystalline cellulose
Low RiskDicalcium phosphate
Low RiskStearic acid
Low RiskMagnesium stearate
Low RiskSilicon dioxide
Low RiskWhat Are the Ingredients in Walgreens Biotin + Keratin?
Biotin
10,000 mcg
Keratin
Microcrystalline cellulose
Dicalcium phosphate
Stearic acid
Magnesium stearate
Silicon dioxide
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Dosage & Bioavailability
How the active doses and forms in Biotin + Keratin compare to the research.
•Biotin is listed at 10,000 mcg per serving; without a source-specific reference range, dose adequacy cannot be graded.
•Keratin has no individual amount disclosed, so its dose cannot be assessed.
Sources & References
No sources available
Frequently Asked Questions
Common questions about Walgreens Biotin + Keratin