How to Use free radical in a Sentence

free radical

noun
  • Sid was being fueled by free drugs, so that’s the free radical gone in him.
    — Corey Seymour, Vogue, 13 Sep. 2018
  • The only free radicals are in the chemistry labs.
    — Graeme Wood, The Atlantic, 26 Apr. 2026
  • This can lead to the formation of free radicals, which can damage cells in the long term.
    — Maria Berentzen, Vogue, 12 Dec. 2024
  • We are exposed daily to free radicals.
    — Bestreviews, Chicago Tribune, 6 Feb. 2026
  • Others are looking to control their blood sugar or fight off free radicals in the body.
    — Bestreviews, Chicago Tribune, 16 June 2025
  • This explains why species that tolerate less free radical leaks tend to enjoy longer lives.
    — Ed Yong, Discover Magazine, 10 Feb. 2012
  • Keep this at your desk to shield your skin from free radical damage that can be caused by pollution—whether through the light or air.
    — Roxanne Adamiyatt, Town & Country, 26 June 2023
  • The antioxidants found in hawthorn berries fight the free radicals that lead to disease.
    — Bestreviews, Chicago Tribune, 11 Feb. 2026
  • Dandelions can protect the body from free radicals that may damage healthy cells.
    — Devineé Lingo, M.s., Rdn, Health, 9 Sep. 2024
  • This shampoo also adds shine while protecting your hair from free radicals.
    — Bestreviews, Chicago Tribune, 15 July 2025
  • The antioxidant, made of amino acids, hydrates and shields skin from free radicals.
    — Sarah Kinonen, Allure, 9 Aug. 2018
  • Antioxidants help to protect both hair and scalp against free radicals.
    — Tatjana Freund, ELLE, 28 Mar. 2023
  • This antioxidant trio will help brighten dark spots and protect the skin from free radicals too.
    — Kristin Canning, SELF, 8 May 2025
  • This antioxidant trio will help brighten dark spots and protect the skin from free radicals too.
    — Kristin Canning, SELF, 27 Nov. 2024
  • Over time, free radicals can cause oxidative stress that may harm your skin and cause premature signs of aging.
    — Kristin Canning, SELF, 19 June 2025
  • The cleanser is infused with a powerful botanical blend that fights off free radicals to keep your skin in tip-top shape.
    — Brittany Leitner, StyleCaster, 1 Oct. 2024
  • Still, the researchers say there’s much more work to be done to understand how free radicals are working in tardigrades.
    — Meghan Bartels, Scientific American, 17 Jan. 2024
  • Antioxidants are compounds that fight free radicals in your body.
    — Kathi Valeii Published, Verywell Health, 13 Nov. 2025
  • Rice water contains antioxidants, which can help fight free radicals in your body.
    — Julie Marks, Verywell Health, 10 Dec. 2024
  • Lots of antioxidants to protect skin from free radical damage as well.
    — Tatjana Freund, elle.com, 1 June 2023
  • The more free radicals in your body, the higher your oxidative stress, a response that causes damage to your cells.
    — Sarah Bradley, Health, 6 Feb. 2026
  • Studies show that beet juice can protect the liver from free radical damage and oxidative stress.
    — Audrey Noble, Vogue, 21 July 2025
  • These compounds protect cells against free radical damage, according to the source.
    — Ashlyn Messier, Fox News, 10 Oct. 2024
  • The extract also cools and is an antioxidant which protects skin from free radicals.
    — Kristen Philipkoski, Forbes.com, 8 Sep. 2025
  • The synthetic melanin cream soaked up the free radicals and quieted the immune system.
    — Laura Baisas, Popular Science, 2 Nov. 2023
  • Rich in antioxidants, Garshick swears by this hand cream to protect skin from free radical damage.
    — Tiffany Dodson, Harper's BAZAAR, 7 Dec. 2022
  • But when Böke peered inside dormant human and frog oocytes, they weren’t overloaded with free radicals at all.
    — Quanta Magazine, 13 May 2024
  • Beyond that, artemia salina, or plankton extract, fights free radicals and oxidative stress on the skin.
    — Anneke Knot, Peoplemag, 29 Sep. 2023
  • And those free radicals break down collagen and elastin, which is why countering them with antioxidants can go a long way.
    — Deanna Pai, Condé Nast Traveler, 4 Oct. 2019
  • Argan oil is rich in antioxidants, which protect hair from free radical damage.
    — Bestreviews, Mercury News, 4 May 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'free radical.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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