Similac (for "similar to lactation") is a brand of infant formula that was developed by Alfred Bosworth of Tufts University and marketed by Abbott Laboratories.

[1] It was first released in the late 1920s, and then reformulated and concentrated in 1951.

Today, Similac is sold in 96 countries worldwide.

[2] Premature Newborn & Infants Toddlers For Mothers Each formula contains various ingredients but most have OptiGRO,[24] a mixture containing