Similac Advance Infant Formula Stage 1 is a spray-dried infant formula designed for babies up to 6 months old. This formula provides a complete range of essential nutrients to support healthy growth and development. It features a blend of neuro-nutrients, including omega-3 and omega-6 fatty acids, choline and iron, to help support brain and eye development. Additionally, the formula contains vitamins and minerals such as calcium, phosphorus and vitamin D to promote strong bones and overall health. Similac Advance is formulated to be gentle on the digestive system and is ideal for infants up to 6 months.