Galaxtra Pure and Soluble D-Galactose Powder 375g Can. 1,500 Calories Per Can. A Medical Food for the dietary management of Congenital Disorders of Glycosylation (CDG disorder), such as Phosphoglucomutase 1 (PGM1) deficiency. Not for the general population of consumers. An enteral form of powdered D-Galactose for individuals with abnormal Glycosylation, who are unable to obtain adequate D-Galactose intake through regular diet alone. Allergen tested and analyzed at No Detectable Level (NDL) for egg, gluten, soy, wheat, walnut, almond and peanut. GMO-free.