Product of natural origin and glucose isomer which is present in cereals, fruits, nuts and vegetables, as well as animal offal and milk. It is metabolized to glucose.Considered as part of vitamin B (Bh) with no clear evidence of its activity as such or signs of deficiency. It is found in breast milk. A higher concentration in the plasma of newborns than that in their mothers has been found. Breastfed infants show higher plasma levels of Inositol than formula-fed ones or after parenteral nutrition.It has been used in the newborn period to treat lung disorders and retinopathy associated to prematurity. No clear therapeutic indications nor cases of overdose poisoning with this product are known.