Inositol is a carbohydrate found in your body, as well as in food and dietary supplements. There are various forms of this molecule, and each of them has a chemical structure similar to the main sugar found in your blood glucose.

Inositol supplements may help treat specific medical conditions, including some anxiety and fertility disorders. They may also have other health-promoting effects.

Myo-Inositol and D-chiro Inositol are most common in supplements.