21st Century Biotin delivers a strong 5000 mcg of biotin in a capsule form, which is a popular and effective dosage for individuals focusing on hair, skin, and nail health. The inclusion of a small amount of calcium from dicalcium phosphate is likely a binder and doesn't significantly alter its primary focus as a biotin supplement.
This product stands out for its remarkably low price per serving, offering excellent affordability for a high-potency biotin. The capsule format is generally easy to take, making it a practical choice for consistent daily supplementation aimed at supporting beauty and metabolic goals.