NutritionWell-being Vitamins, Minerals, and Supplements, Oh My! The Do’s and Don’ts of Over-the-Counter Nutrition Nowadays, over-the-counter (OTC) vitamins and other nutritional supplements are big business. In 2019, 77 percent of Americans reported using these types of products, and the average American now spends around…Sheila PerlickDecember 10, 2020