Alkaline phosphatase (ALP) is an enzyme that circulates in the blood. Here, learn what an ALP test involves, how to prepare, and what the results could mean.
Low alkaline phosphatase (ALP) can be a sign of several different conditions, including thyroid disease, celiac disease, malnutrition, nutrient deficiencies, and inflammatory bowel disease. ALP is an enzyme that accelerates life-sustaining chemical reactions.