Combination bottle and breastfeeding is common, but little is known about the outcomes associated with this practice.

Combination formulas are easy for kids with minimal hair, such as babies and toddlers. They’re much gentler than regular body wash because they come into contact with the face and the head.

At 6 weeks, infants fed a combination of formula and breast milk had a microbiome similar to that of infants fed formula only; infants fed breast milk only had a distinct microbiome pattern.

Combination formulas are easy for kids with minimal hair, such as babies and toddlers. They’re much gentler than regular body wash because they come into contact with the face and the head.