succinic acid

noun

suc·​cin·​ic acid (ˌ)sək-ˈsi-nik- How to pronounce succinic acid (audio)
: a crystalline dicarboxylic acid C4H6O4 found widely in nature and active in energy-yielding metabolic reactions

Examples of succinic acid in a Sentence

Recent Examples on the Web
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This barrier cream is built to support the moisture barrier and control breakouts in equal measure, using a combination of ceramides, vitamin B5, and succinic acid, which helps regulate oil production (thus reducing clogged pores). Deanna Pai, Vogue, 4 Aug. 2025 Natural amber covers the walls, ceilings and sauna beds, while the heat from infrared rays release succinic acid (amber acid), a substance believed to reduce inflammation, improve circulation, and improve overall well-being. Stephan Rabimov, Forbes, 28 Feb. 2025 This $20 bottle of Miracle Clear Complete Acne Serum provides a skin-loving balance of exfoliants (salicylic acid) and anti-inflammatory, calming ingredients (succinic acid, niacinamide, and zinc PCA) that also help regulate sebum production. Sarah Han, Allure, 29 Jan. 2025 Then there are trace amounts of salicylic acid, a gentle exfoliant with anti-inflammatory properties to reduce redness, and succinic acid, an antimicrobial ingredient that reduces acne-causing bacteria. Karina Hoshikawa, refinery29.com, 11 June 2024 The proteins lysine and arginine work in combination with succinic acid and naturally derived guar to fortify curls and repair damage. Isabel Vasquez Rd Ldn, Health, 12 May 2023

Word History

Etymology

French succinique, from Latin succinum amber

First Known Use

1790, in the meaning defined above

Time Traveler
The first known use of succinic acid was in 1790

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Cite this Entry

“Succinic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/succinic%20acid. Accessed 10 Sep. 2025.

Medical Definition

succinic acid

noun
suc·​cin·​ic acid (ˌ)sək-ˌsin-ik- How to pronounce succinic acid (audio)
: a crystalline dicarboxylic acid C4H6O4 that is found widely in nature, that is formed in the Krebs cycle and in various fermentation processes, and that is used chiefly as an intermediate in synthesis (as of pharmaceuticals and synthetic resins)

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