Be Ready With Answers About Biotin
March 2026
You’ll hear biotin touted for a beauty “glow-up”...to support hair, nail, and skin health.
It’s an essential vitamin (B7) with key roles in nutrient metabolism and cellular signalling. And signs of biotin deficiency include thinning hair, brittle nails, and skin rashes.
Explain that biotin is effective to prevent or treat true deficiency...due to alcohol use disorder, malnutrition, or certain meds (carbamazepine, phenytoin, phenobarbital, etc).
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