12 tablets provide +15ug of Biotin (30% Reference Intake).These may safely be taken alongside other supplements or medicines. Ingredients:- Lactose (milk), gum arabic, biotin, potassium chloride, sodium phosphate, sodium sulphate. 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. 12 tablets provide provide +9.5ug of Biotin* (Vitamin H) (19% Reference Intake) These may safely be taken with other supplements or medicines.