Good and Naturals: Biotin 5,000 mcg (5mg) (as d-Biotin) Calcium 132mg
Source Naturals: Biotin 5,000mcg, Other Ingredients: microcrystalline cellulose, stearic acid, and magnesium stearate.
Country Life: 1錠中: Biotin (as d-Biotin) 5,000mcg (5mg) その他成分: Cellulose, cellulose (capsule shell).