Babys Only Organic SOY formula is appropriate for babies with a lactose intolerance, cow milk allergy or when parents prefer a vegetarian diet. A baby with dairy protein or lactose sensitivities may experience unusual fussiness, diarrhea, excessive spit-up, skin rash/eczema, gassiness or frequent ear infections. If your baby exhibits any of these symptoms, discuss using Babys Only Organic SOY Toddler Formula with a health care professional.