supplementation
noun /ˌsʌplɪmenˈteɪʃn/
/ˌsʌplɪmenˈteɪʃn/
[uncountable]- supplementation (of something) (with something) the act of adding something to something else in order to improve or complete it
- One study found that supplementation with the mineral selenium reduced the risk of dying from cancer by 50%.
- dietary/nutritional/vitamin supplementation