

Biotin 5000 mcg
GNC
Overview
This product provides a very large dose of Biotin, well above the RDI, along with a small amount of Calcium, which is underdosed for supplementation purposes. While biotin is involved in various metabolic processes, its purported benefits for hair, skin, and nails are not well-supported by research for people without a deficiency. The available evidence does not support that a high dose would provide benefits beyond adequate intake for healthy populations.
The Good
Supports individuals with a biotin deficiency
Generally safe if lab tests are not a concern
Simple, once-daily dosing
The Bad
Potential for inaccurate lab test results
May mimic symptoms of diabetes.
Limited evidence for hair/skin/nail benefits in non-deficient individuals
Is it for you?
Best For: Individuals seeking to improve hair, skin, and nail health
Skip If: You are undergoing lab tests that may be affected by biotin, or have known sensitivities.
Ingredients Analysis
How to Use
Take one capsule daily with food.
Daily
Anytime
With food
Who Should Use This
Best For:
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