Bioavailability of Ingredients in Dietary Supplements: A Practical Approach to the In Vitro Demonstration of the Availability of Ingredients in Dietary Supplements

Since the U.S. Congress passed Dietary Supplement Health and Education Act in October 1994, the landscape of the dietary supplement industry has changed in the United States dramatically. In fact, as early as the late 1980s, the U.S. Pharmacopeia’s elected Council of Experts (then known as the USP Committee of Revision) was evoking great interest in the development and establishment of public standards for the multitude of multivitamin and multivitamin-mineral combination products as well other nutritional supplement products marketed in the United States.