dietary supplement

noun
Updated on: 11 Nov 2017

Definition of dietary supplement

: a product taken orally that contains one or more ingredients (such as vitamins or amino acids) that are intended to supplement one's diet and are not considered food

Recent Examples of dietary supplement from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dietary supplement.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of dietary supplement

1967


Medical Dictionary

dietary supplement

noun

medical Definition of dietary supplement

: a product taken orally that contains one or more ingredients (such as vitamins, minerals, herbs, or amino acids) that are intended to supplement one's diet and are not considered food
  • The study is looking at whether taking daily dietary supplements of vitamin D3 or omega-3 fatty acids reduces the risk for developing cancer, heart disease and stroke.
  • —Mary Brophy MarcusUSA Today4 Oct. 2011
  • A hormone produced by the pineal gland in the brain, melatonin also occurs naturally in some foods. It therefore may be sold as a dietary supplement in the United States under the Dietary Supplement Health and Education Act of 1994, without premarket approval from the FDA.
  • —Lynne LambergThe Journal of the American Medical Association2 Oct. 1996
  • … batches of a dietary supplement L-tryptophan that have been implicated in a mysterious disease were produced by a genetically engineered organism.
  • —Leslie RobertsScience31 Aug. 1990

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