Potassium Sulphate. New Era Mineral Cell Salts are homoeopathically prepared from safe, natural & non-habit forming ingredients. Recommended...No. 7 Kali. Sulph. (Potassium Sulphate) 240 Tablets New Era single cell salt number 7 contains Potassium Sulphate, with biotin*. Contains triturated (finely ground) tiny particles of cell salt in easy to take, dissolve on the tongue 'FastMelt' tablets which includes the micro-nutrient biotin. These are made using processes associated with New Era for almost 90 years.--Suitable for VegetariansDirections for use:Adults and children over the age of 12: Dissolve Four (4) to Eight (8) tablets on or under the tongue 3 times per day.Children under the age of 12 years: half dosage Two (2) to Four (4) Tablets Three (3) times a day.Nutritional:12 Tablets provide 0.84µg of Potassium Sulphate and 11µg of Biotin.