beta-glucan
noun
beta-glu·can
ˈbā-tə-ˈglü-ˌkan 
-kən
: any of several polysaccharides consisting of glucose units and including one found in endosperm cell walls of cereal grains (such as barley and oats)
Examples of beta-glucan in a Sentence
Recent Examples on the Web
In addition to protein and fiber, oat bread contains beta-glucan, a soluble fiber naturally found in oats, barley, and rye.
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Lindsey Desoto, Verywell Health, 2 Sep. 2025
Key Ingredients: Ceramides, beta-glucan, magnesium Best For: Dry, sensitive, and irritated skin
How to Use: After cleansing, apply a generous amount to hands and pat it onto face, neck, and décolleté.
—Deanna Pai, Vogue, 24 Aug. 2025
This antioxidant ingredient contains beta-glucan and soaks into the skin to smooth fine lines.
—Caley Sturgill, Southern Living, 22 Aug. 2025
The blend of magnesium PCA, zinc PCA, and sodium PCA supports your skin barrier, while glycerin draws in moisture, and beta-glucan hydrates like a pro.
—Annie Blackman, Allure, 30 July 2025
Seaweed, particularly sugar kelp, naturally fills these gaps with a potent mix of insoluble fibers such as fucoidan, beta-glucan, alginate, and cellulose.
—Dianne Plummer, Forbes.com, 18 July 2025
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Lindsey Desoto, Verywell Health, 2 Sep. 2025
Key Ingredients: Ceramides, beta-glucan, magnesium Best For: Dry, sensitive, and irritated skin
How to Use: After cleansing, apply a generous amount to hands and pat it onto face, neck, and décolleté.
—Deanna Pai, Vogue, 24 Aug. 2025
This antioxidant ingredient contains beta-glucan and soaks into the skin to smooth fine lines.
—Caley Sturgill, Southern Living, 22 Aug. 2025
The blend of magnesium PCA, zinc PCA, and sodium PCA supports your skin barrier, while glycerin draws in moisture, and beta-glucan hydrates like a pro.
—Annie Blackman, Allure, 30 July 2025
Seaweed, particularly sugar kelp, naturally fills these gaps with a potent mix of insoluble fibers such as fucoidan, beta-glucan, alginate, and cellulose.
—Dianne Plummer, Forbes.com, 18 July 2025
Cite this Entry
“Beta-glucan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/beta-glucan. Accessed 9 Sep. 2025.
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