Find Baby Formula And Supplements at Target.com! Enfamil A.R.™ is the #1 selling brand of infant formula for spit-up and common reflux. It meets the reflux reduction guidance of the American Academy of Pediatrics, while having complete nutrition for babies through 12 months of age. It is more nutritionally balanced-with less mess-than adding rice cereal to formula. It also has a blend of two prebiotics to help support digestive health. Features. Clinically proven to reduce spit-up by over 50%Flows easily through a standard nipple, thickening in baby's stomach to reduce spit-up. Has a Neuro Complete™ blend of nutrients, such. Age Group: Infant.