Lactose reduction or elimination in infant formula is warranted in specific medical circumstances, but most healthy infants can digest lactose as it is the carbohydrate source in human milk. A recent analysis published in Clinical & Experimental Allergy found that from 2017–2019, U.S. purchases of hypoallergenic or lactose-reduced formula exceeded estimates of medical need.
The analysis revealed that 5.5% of formula purchased was hypoallergenic. Additionally, 59% of formula purchased was lactose-reduced and overall, 47% of the carbohydrate source in formula was not lactose.
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