t) Product that is added to the diet. A dietary supplement is taken orally and usually contains one or more dietary ingredients. Examples of dietary ingredients include vitamins, minerals, herbs, amino acids, and enzymes. Dietary supplements are products intended to supplement the diet.
They are not medicines and are not intended to treat, diagnose, mitigate, prevent, or cure diseases. The FDA is the federal agency that oversees both supplements and drugs, but the FDA regulations for dietary supplements are different from those for prescription or over-the-counter drugs. Dietary supplement, any vitamin, mineral, herbal product, or other ingestible preparation that is added to the diet to benefit health.