dipeptide
noun
di·pep·tide
(ˌ)dī-ˈpep-ˌtīd 
: a peptide that yields two molecules of amino acid on hydrolysis
Examples of dipeptide in a Sentence
Recent Examples on the Web
With botanical extracts, hyaluronic acid, and a calming dipeptide, this mask deeply hydrates, reduces redness, and relieves sensitivity—perfect for keeping skin balanced and healthy during long trips.
—
Shivani Vora, Forbes, 29 Nov. 2024
Carnosine is a dipeptide that regulates the pH of muscles, helping to limit muscle fatigue and improve exercise performance.2
Research on beta-alanine's effects on muscle growth and exercise performance offers inconsistent results.
—Mary Choy, Health, 21 Oct. 2024
The first of the two peptides—dipeptide diaminobutyroyl—mimics the effects of Walgerin 1, the peptide responsible for viper venom’s toxicity (yikes!), says Dr. Ibrahim.
—Loren Savini, Allure, 9 Sep. 2024
Sales realization of its potential dipeptide and tripeptide manufacturing business may begin only from 2H FY 2025 or early FY 2026, the analysts add.
—WSJ, 7 Nov. 2023
It’s infused with Tom Ford Research signature power ingredients, including white porcelain cacao, caffeine and gyokuro to increase skin’s natural energy; acetyl lipo-dipeptide to soothe; and lactic acid to refine and give a glow.
—Celia Shatzman, Forbes, 29 May 2021
Carnosine is a dipeptide produced by beta-alanine that inhibits the formation of lactic acid in your muscles during exercise.
—Amber Smith, Discover Magazine, 17 Oct. 2022
Carnosine, on the other hand, serves as an antioxidant in the body by coupling with the amino acid histidine to form a dipeptide known as carnosine.
—Amber Smith, Discover Magazine, 17 Oct. 2022
The taste derived from L-aspartyl-L-phenylalnine methyl ester, a dipeptide of amino acids that is 200 times sweeter than sucrose or table sugar.
—Scott Lafee, San Diego Union-Tribune, 19 Apr. 2022
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Shivani Vora, Forbes, 29 Nov. 2024
Carnosine is a dipeptide that regulates the pH of muscles, helping to limit muscle fatigue and improve exercise performance.2
Research on beta-alanine's effects on muscle growth and exercise performance offers inconsistent results.
—Mary Choy, Health, 21 Oct. 2024
The first of the two peptides—dipeptide diaminobutyroyl—mimics the effects of Walgerin 1, the peptide responsible for viper venom’s toxicity (yikes!), says Dr. Ibrahim.
—Loren Savini, Allure, 9 Sep. 2024
Sales realization of its potential dipeptide and tripeptide manufacturing business may begin only from 2H FY 2025 or early FY 2026, the analysts add.
—WSJ, 7 Nov. 2023
It’s infused with Tom Ford Research signature power ingredients, including white porcelain cacao, caffeine and gyokuro to increase skin’s natural energy; acetyl lipo-dipeptide to soothe; and lactic acid to refine and give a glow.
—Celia Shatzman, Forbes, 29 May 2021
Carnosine is a dipeptide produced by beta-alanine that inhibits the formation of lactic acid in your muscles during exercise.
—Amber Smith, Discover Magazine, 17 Oct. 2022
Carnosine, on the other hand, serves as an antioxidant in the body by coupling with the amino acid histidine to form a dipeptide known as carnosine.
—Amber Smith, Discover Magazine, 17 Oct. 2022
The taste derived from L-aspartyl-L-phenylalnine methyl ester, a dipeptide of amino acids that is 200 times sweeter than sucrose or table sugar.
—Scott Lafee, San Diego Union-Tribune, 19 Apr. 2022
Cite this Entry
“Dipeptide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dipeptide. Accessed 23 May. 2025.
Copy CitationMedical Definition
dipeptide
noun
di·pep·tide
(ˈ)dī-ˈpep-ˌtīd
: a peptide that yields two molecules of amino acid on hydrolysis
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