SMA LF Lactose Free Infant Milk 400g. For babies with lactose intolerance. Suitable from birth to 18 months.. SMA LF is a lactose-free infant milk for babies who are lactose intolerant, or who are experiencing symptoms such as diarrhoea, tummy ache or wind caused by temporary lactose intolerance.. SMA LF Lactose Free Infant Milk is suitable as the sole source of nutrition for infants from birth. For older babies, it can be used as part of a mixed diet. It is suitable for up to 18 months of age and may be used for older children and adults with lactose intolerance as part of a lactose free diet.