NSF/ANSI 173-2012
This Standard provides test methods and evaluation criteria for dietary supplement products to allow forthe determination that the ingredients in the product are accurately identified, that the product containsthe quantity of dietary ingredients and marker constituents declared on the product label, and that theproduct does not contain unacceptable quantities of contaminants.
This Standard provides criteria for determining that Good Manufacturing Practices were followed in theproduction of dietary supplements.