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dietary supplement

Cultural  
  1. The wide assortment of minerals, vitamins, and sundry herbs that are taken as nutritional supplements to regular food.


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There has been a rapid increase in the use of supplements since the early 1990s, leading to debates over whether or how tightly such supplements should be regulated by the FDA. (At this writing, because they are not medicines, they need not pass the stringent tests that medicines must undergo).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Over time, she identified two promising ingredients: forms of taurine, an organic compound commonly sold as a dietary supplement, and ethanolamine, another simple organic molecule.

From Science Daily • Mar. 26, 2026

Things that happen to cells in a plastic dish—say, when you add an ingredient found in a dietary supplement to them—aren’t representative of what will happen to a person consuming those supplements.

From Slate • Mar. 27, 2024

Pure Encapsulations magnesium capsules, used as a dietary supplement.

From Los Angeles Times • Mar. 6, 2024

The CDC's most recent data estimates that "57.6% of adults aged 20 and over reported using any dietary supplement in the past 30 days."

From Salon • Aug. 12, 2023

Algae reduces appetite and as a dietary supplement can assist in weight loss.

From How and When to Be Your Own Doctor by Solomon, Steve

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