Similac Soy Isomil Infant Formula is the #1 formula for complete soy nutrition. Our baby formula is a nutritionally complete, soy-based infant formula that is iron-fortified and lactose-free. It also includes OptiGRO, our exclusive blend of DHA, Lutein and Vitamin to help support your baby's overall growth, brain, eye and immune system development.

• Similac Soy Isomil Infant Formula is the #1 formula for complete soy nutrition. Our baby formula is a nutritionally complete, soy-based infant formula that is ironfortified and naturally lactose-free
• NUTRIENTS: Features OptiGRO, our exclusive blend of DHA, Lutein and Vitamin E, special nutrients found in breast milk that are important for helping support baby's brain and eye development