Aptamil pepti 2 has a very similar formulation to aptamils popular follow on milk except for one main difference the protein in this milk has been broken down or extensively hydrolysed which means it has far less chance of triggering an allergic reaction r r aptamil pepti 2 milk formula is an effective diet for managing cma it is formulated with extra calcium vitamin d iron and contains 100 whey protein r r key benefits r r free from cows milk r r includes lactose for an improved tas