Biotin (also called vitamin B7) is part of the B-complex vitamins. It helps your body convert food into energy and supports healthy:
Hair Skin Nails 💊 About 21st Century Biotin
The brand 21st Century offers biotin in different strengths (often 1,000 mcg, 5,000 mcg, or 10,000 mcg tablets or capsules).
🌟 Benefits May help strengthen brittle nails Supports hair growth (especially if you’re deficient) Helps maintain healthy skin Aids metabolism of fats, carbs, and proteins ⚠️ Important notes Most people already get enough biotin from food, so supplements may not always be necessary High doses (like 10,000 mcg) can interfere with lab tests (like thyroid or heart tests) Side effects are rare but can include mild skin reactions or digestive upset 🥗 Natural food sources
You can also get biotin from:
Eggs (especially yolks) Nuts and seeds Bananas Sweet potatoes
