Enfamil Optimum (Enspire), Our Closest Formula to Breast Milk, Immune-Supporting Lactoferrin and Brain-Supporting DHA Baby Formula, 30 Oz Refill

Give your baby a great start with Enfamil Optimum—our most advanced formula designed to support immune health and brain development, inspired by the composition of breast milk. Enfamil Optimum, formerly known as Enfamil Enspire Optimum, is our closest baby formula to breast milk. It has lactoferrin, a key immune-supporting protein also found in colostrum and breast milk. It also has a dual HMO blend—2'-FL and LnNT—two of the most abundant human milk oligosaccharides (HMOs) naturally found in breast milk, to help nourish your baby’s immune system. It has brain-building DHA and is made without artificial growth hormones*, artificial colors, or flavors, Enfamil Optimum is a non-GMO† option for parents seeking premium infant nutrition through 12 months of age. Whether you're combo feeding or transitioning from breastfeeding, this formula offers both peace of mind and convenience for growing families. Join Enfamil Family Beginnings to earn rewards with every purchase and access exclusive benefits and support. SNAP eligible.

• NEW LOOK, SAME PREMIUM NUTRITION: Previously known as Enspire Optimum, Enfamil Optimum Baby Formula now has a refreshed look and name while offering the same trusted infant nutrition parents rely on
• OUR CLOSEST FORMULA TO BREAST MILK: Enfamil Optimum is the first and only leading baby formula to include lactoferrin, a key immune-supporting protein found in colostrum and breastmilk
• SUPPORTS IMMUNE & BRAIN DEVELOPMENT: This premium formula includes lactoferrin, a dual prebiotic blend (2'FL & LnNT), and brain-building DHA—all clinically-tested ingredients
• COMPLETE NUTRITION FOR DAILY FEEDINGS: A great choice for everyday formula use, this 30 oz tub of Enfamil Optimum provides complete nutrition in a convenient powder format—perfect for full-time feeding or supplementing breast milk
• TRUSTED NUTRITION FOR COMBO FEEDING: With key nutrients for growing babies, Enfamil Optimum gives parents the flexibility to supplement breastfeeding with our closest formula to breast milk
• NO ARTIFICIAL ADDITIVES & NON-GMO: Has clinically-tested, non-GMO ingredients. Free from artificial growth hormones, colors, and flavors. Enfamil Optimum does not contain high fructose corn syrup and is made with milk sourced from the United States.
• PEDIATRICIAN & PARENT TRUSTED: Enfamil is the #1 trusted infant formula brand by pediatricians* and parents, making Optimum baby formula a reliable choice for growing families.Optimum is premium baby formula for infants through 12 months of age
• JOIN ENFAMIL FAMILY BEGINNINGS & EARN REWARDS: Sign up for Enfamil Family Beginnings to enjoy exclusive savings, expert tips, and personalized support—plus earn rewards with every eligible purchase.
• CHOOSE A CASE PACK FOR ADDED CONVENIENCE: Stock up with a case pack of Enfamil formula to help ensure you’re always prepared—ideal for regular feedings and busy routines