Examples of polypeptide in a Sentence
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Other forms of iron in iron supplements include heme iron polypeptides (HIP), carbonyl iron, iron amino-acid chelates, and polysaccharide-iron complexes (PIC), which have fewer gastrointestinal side effects when compared to the ferric and ferrous salts.
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Bestreviews, Mercury News, 4 Feb. 2026
The formula combines antioxidant-rich grape seed and sweet almond oils with polypeptides (long chains of amino acids that act as building blocks for collagen and elastin) to help boost skin’s elasticity and resilience.
—Jamie Ballard, Allure, 14 Nov. 2025
Searches for polypeptides and copper peptides highlight consumer interest in skin-supporting proteins.
—Vogue Business Team, Vogue, 7 Nov. 2025
For years, researchers have unsuccessfully tried to harness these polypeptides’ antifreezing properties, but directly extracting the compounds from fish is simply too costly and not scalable.
—Andrew Paul, Popular Science, 8 Oct. 2025
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Bestreviews, Mercury News, 4 Feb. 2026
The formula combines antioxidant-rich grape seed and sweet almond oils with polypeptides (long chains of amino acids that act as building blocks for collagen and elastin) to help boost skin’s elasticity and resilience.
—Jamie Ballard, Allure, 14 Nov. 2025
Searches for polypeptides and copper peptides highlight consumer interest in skin-supporting proteins.
—Vogue Business Team, Vogue, 7 Nov. 2025
For years, researchers have unsuccessfully tried to harness these polypeptides’ antifreezing properties, but directly extracting the compounds from fish is simply too costly and not scalable.
—Andrew Paul, Popular Science, 8 Oct. 2025
See All Example Sentences for polypeptide
Cite this Entry
“Polypeptide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polypeptide. Accessed 9 Feb. 2026.
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