Definition of Lactase

Reviewed on 3/29/2021

Lactase: Enzyme that breaks down the milk sugar lactose into glucose and galactose. Persons with a deficiency of lactase (alactasia) in the gut can develop abdominal cramping and diarrhea after ingesting milk products.

QUESTION

According to the USDA, there is no difference between a “portion” and a “serving.” See Answer

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