Dietary Guidelines : Office of Disease Prevention and Health Promotion
The Dietary Guidelines for Americans is the Nation’s go-to source for nutrition advice. Published every 5 years for public health professionals, each edition of the Dietary Guidelines reflects the current body of nutrition science. These recommendations help Americans make healthy food and beverage choices and serve as the foundation for vital nutrition policies and programs across the United States.
As defined by Congress in the Dietary Supplement Health and Education Act, which became law in 1994, a dietary supplement is a product (other than tobacco) that