Each tablet contains 10,000 µg biotin, 10 mg zinc and 55 µg selenium. VEGAN: Vitamaze Biotin is made exclusively from non-animal ingredients and is therefore ideal for VEGANER and VEGETARIER. BEST BIOAVAILABILITY: Without the controversial additive magnesium stearate (magnesium salts of fatty acids) for the OPTIMAL RECEIVING OF ACTIVE SUBSTANCES.