Mead Johnson Premature Infant Milk Powder Formula Table (Expert Recommendation) Premature infants refer to babies born before 37 weeks of pregnancy. Because they are not fully developed, premature babies require special care and nutrition. Mead Johnson\’s premature infant milk powder has been researched and developed by a team of experts. It has a scientific formula, rich nutrition, and is suitable for the special needs of premature infants. The formula of Mead Johnson premature infant milk powder has been carefully calculated.