PurAmino Toddler 14.1 oz Powder (400g) 1,980 Calories Per Can. PurAmino Toddler is an iron-fortified, hypoallergenic, amino acid-based toddler medical food for the dietary management of toddlers with severe cow's milk protein allergy, not effectively managed by an extensively hydrolyzed formula. PurAmino Toddler is also indicated for the dietary management of toddlers with multiple food protein allergies. It may also be suitable for conditions requiring an elemental diet such as protein maldigestion, malabsorption, short bowel syndrome, and eosinophilic esophagitis.