Biotin (vitamin B7) is commonly found in hair, nail, and skin supplements. It may affect the results for the following biomarkers:
- Cortisol
- Thyroid Stimulating Hormone (TSH)
- Follicle Stimulating Hormone (FSH)
- Leutinizing Hormone (LH)
- Triiodothyronine (T3)
- Thyroxine (T4)
- Estradiol
- Testosterone
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