SMA HA Infant Milk Powder 800g Suitable from birth. To reduce the risk of developing allergy to cows milk proteins. This is a Hypo-Allergenic infant milk designed to reduce the risk of developing an allergy to cows milk proteins. It is nutritionally complete with Omega 3 & 6 LCPs. Most infant milks contain long chains of cowsâ?? milk proteins. In SMA HA these proteins have been broken up into smaller pieces, which reduces the risk of your baby developing an allergic response. SMA HA Infant Milk Powder 800g should be used from the first formula feed onwards.