Includes: 4 bottles, 1 nipple & ring. No artificial growth hormones (No significant difference has been shown between milk derived rbST-treated and non-rbST-treated cows). Non-GMO (Ingredients no genetically engineered). Gluten free. Similac newborn bottles. The perfect bottle. Same as fed in hospitals. Our closest formula to breast milk. Immune support. Brain & eye development. 2'-FL. HMO: Human Milk Oligosaccharide (not from human milk). Lutein. Vitamin E. DHA. Closer than ever to breast milk. Similac Pro-Advance is the first infant formula with 2-FL human milk oligosaccharide (not from human milk), designed to be closer than ever to breast milk. Similac Pro-Advance Newborn bottles are the same bottles used in hospitals. The Perfect Bottle for your new baby. Easy to use: no mixing or measuring. Convenient, no-mess nighttime feedings. Safety-sealed and perfectly sized for your newborn. 2'-Fucosyllactose (2'-FL): A prebiotic like that found in breast milk. C. Cohnii oil is a source of DHA. M. Alpina oil is a source of ARA. Feeding Expert from Similac. Help with feeding questions is available at 800-986-8800. FeedingExpert.com. Please consult your baby's doctor before switching formulas. Have product-related questions? Call 1-800-515-7677, 8:30 am-5:00 pm Eastern time, weekdays. www.Similac.com.