Similac Advance is nutritionally complete with 20 calories per fluid ounce making it a good alternative or supplement to breastfeeding.. OptiGRO, a blend of lutein, vitamin E and DHA supports the brain and eye development in children.. Similac stage 1 infant formula includes calcium to support an infant's bone growth.. Abbott's Similac formula contains prebiotics to boost the digestive health of children.. Can contains 384-mL of liquid concentrate: Just add water..