12 tablets provide +8ug of Biotin (16% Reference Intake). Ingredients:- Lactose (milk), gum arabic, biotin*, iron phosphate, potassium chloride, potassium sulphate, sodium chloride. *Contributes to the maintenance of normal mucous membranes such as nose, sinuses and throat. Allergy Advice: Contains Lactose (Milk) Dosage: Dissolve 4 to 8 tablets on or under the tongue 3 times per day. Children to 12 yrs half dosage. Do not exceed the recommended dose.