Aptamil Comfort 1 Infant Formula Milk 400 gm Aptamil Comfort 1 is a formula for infant milk suitable for your baby if you have colic or constipation. It is designed with a dietary formula that contains partially decaying whey protein and less lactose (than regular milk) that helps make digestion easier, and makes stools softer, helping to alleviate digestive disorders. Aptamil Comfort 1 helps relieve your baby's colic and constipation symptoms. Its formula also contains pronota and a special blend of ingredients, so that your baby gets the essential nutrients.