collagen
noun
col·la·gen
ˈkä-lə-jən 
: any of a group of fibrous proteins that occur in vertebrates as the chief constituent of connective tissue fibrils and in bones and yield gelatin and glue upon boiling with water
Examples of collagen in a Sentence
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Microcurrent facials deliver electrical currents superficially mainly to the facial muscles to lift and increase circulation, while radiofrequency works deeper to encourage long-term collagen production.
—
Bea McMonagle, Forbes, 28 Feb. 2025
This pick contains retinol, the gold standard for promoting cell turnover and boosting collagen production.
—Alanna Martine Kilkeary, Glamour, 28 Feb. 2025
One study found that men who took 15 grams of collagen peptides daily within 60 minutes after resistance training experienced significantly greater increases in muscle mass and strength than men who took a placebo.
6.
—Jillian Kubala, Rd, Health, 25 Feb. 2025
These combine to diminish fine lines and spur collagen production, simultaneously depuffing and modifying the condition.
—Kiana Murden, Vogue, 21 Feb. 2025
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Bea McMonagle, Forbes, 28 Feb. 2025
This pick contains retinol, the gold standard for promoting cell turnover and boosting collagen production.
—Alanna Martine Kilkeary, Glamour, 28 Feb. 2025
One study found that men who took 15 grams of collagen peptides daily within 60 minutes after resistance training experienced significantly greater increases in muscle mass and strength than men who took a placebo.
6.
—Jillian Kubala, Rd, Health, 25 Feb. 2025
These combine to diminish fine lines and spur collagen production, simultaneously depuffing and modifying the condition.
—Kiana Murden, Vogue, 21 Feb. 2025
See All Example Sentences for collagen
Cite this Entry
“Collagen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/collagen. Accessed 15 Mar. 2025.
Copy CitationKids Definition
collagen
noun
col·la·gen
ˈkäl-ə-jən
: a protein that occurs in the form of fibers, does not dissolve, is found in connective tissue, and forms glue and gelatin upon boiling with water
Medical Definition
collagen
noun
col·la·gen
ˈkäl-ə-jən
: an insoluble fibrous protein of vertebrates that is the chief constituent of the fibrils of connective tissue (as in skin and tendons) and of the organic substance of bones and yields gelatin and glue on prolonged heating with water
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