Health food is food considered normally beneficial to to human health a normal healthy diet required for human nutrition. No human being the same as any other, different dietary practices can be considered healthy by different people.
Foods marketed as "healthy" may be natural foods, organic foods, whole foods, and sometimes vegetarian or dietary supplements. Such products are sold in health food stores or in the health/organic sections of supermarkets.
In the United States, health-related claims on nutrition facts labels are regulated by the U.S. Food and Drug Administration (FDA), while advertising is regulated by the Federal Trade Commission.
According to the FDA, "Health claims describe a relationship between a food, food component, or dietary supplement ingredient, and reducing risk of a disease or health-related condition".
In general, claims of health benefits for specific foodstuffs have not been evaluated by national regulatory agencies. Additionally, research funded by manufacturers or marketers that may form the basis of such marketing claims has been shown to result in more favorable results than independently funded research.
While there is no precise definition for "health food", the United States Food and Drug Administration has warned food manufacturers against labeling foods as being "healthy" when they have a high sugar, salt, or fat content.
The following is a non-exhaustive list of foods that have been considered healthy: