Dr Schuessler determined that there are 12 mineral salts present in the body; an imbalance in any of these minerals can lead to a range of ailments. Schuessler Tissue Salts have been manufactured in Australia in Good Manufacturing Practice licensed facilities for over 40 years. They are easy to chew, pleasant tasting and suitable to take alongside prescriptive medicines. There are 12 single tissue salts plus Combination 12 (General Tonic) and Combination 5 (Nerve Tonic) Schuessler Tissue Salts are natural, suitable for the whole family and may be taken alongside other medications and dietary supplements including minerals and vitamins. They are specially formulated homeopathic micro-doses that are absorbed in the mouth rather than in the stomach and gastric tract. Dose: Adults: 1 Tablet Children (1-18 years): ½ Tablet Directions for use: Chew tablets or for infants and children (1-2 years) crush and dissolve in water. Adult Dose: 1 dose every 30 minutes until symptoms subside, up to 6 times per day Maintenance Dose: 1 dose 4 times per day Take 30 minutes away from food Ingredients: Calcium Phosphate 6X and Lactose