Dietary Supplement refers to any substance that is consumed orally with the purpose of supplementing the normal diet.
| Characteristics | |
|---|---|
| Arguments in favor of | Arguments opposing |
| It is consumed by people. | |
| By providing the substances needed by body, dietary supplements can help to improve human health. | Unwanted substances or excessive dose of particular substances in dietary supplements may pose risks to human health. |
| It supplements the normal diet. | |
| Dietary supplements can help to provide the minerals and vitamins missing from one's diet. | Dietary supplements may reduce the ability of digestion system to extract minerals and vitamines from regular diet. |