03 Oct 2019 --- A string of recent forays by health and nutrition companies into the over-the-counter (OTC) space has sparked discussion around the interface between supplements and medications. Whether a product is regulated as a therapeutic good or as a supplement is of extreme importance as it dictates how the product can be marketed and what regulatory requirements it needs. Supplements, for example, fall within the food products category and therefore are not regulated by the strict standards governing the sale of prescription and OTC drugs. NutritionInsight takes a look into this arena and how the lines between certain nutritional spaces, such as pre- and probiotics, are becoming increasingly blurred.