HealthWise myo-Inositol is a microcrystalline that is 100% pure pharmaceutical grade powder. Found naturally in many foods such as fruits, nuts and beans, it is a fundamental ingredient of cell membranes and is necessary for proper function of nerves, brain and muscles in the body. HealthWise is an 100% pharmaceutical grade pure powder. Packed without filers or flowing agents it is vegan friendly, gluten free and dairy free. Ingredients 100% Pure Myo-Inositol Directions Serving Suggestions - As a dietary supplement, start with approx 1/2 to 1 level teaspoon, preferably taken before meals. Clinical studies have suggested up to 6g in split servings, depending on bowel tolerance. (Be mindful that high doses can cause diarrhoea) Caution High doses can cause diarrhoea There is conflicting evidence whether this amino acid can be taken all at once, in divided doses, with or without food, but it seems best absorbed in the morning before breakfast. There is some evidence to show that caffeine interferes with inositol uptake This product is sold as a food only. For specific conditions, please consult your healthcare professional.