Triethyl Citrate
Reviewed by Kate · Last updated 18 Aug 2026
Also known as: Citric Acid, Ester
Solvent and texture-enhancing agent
Best For Skin Types
All
EWG Safety Score
What Is Triethyl Citrate?
Triethyl citrate functions as a viscosity-increasing agent in cosmetic formulations and is sometimes used as a solvent in perfumes and other beauty products. It may also be used to enhance the dispersion of UV filters in sunscreen, critical for reaching the desired SPF level.
Clinical Evidence & References
References:
- UL Prospector (supplier info), Accessed January 2023, e-Publication View Study
- Personal Care Products Council, Accessed January 2023, e-Publication View Study
- Journal of Cosmetics, Dermatological Sciences and Applications, January 2015, pages 223-230 View Study
- International Journal of Toxicology, 2014, pages 16S-46S View Study
- Dermatologic Surgery, August 2013, pages 1,243-1,251 View Study
- British Journal of Dermatology, September 2007, pages 569-574 View Study
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizRelated Ingredients
Tricalcium Phosphate
A mineral abrasive that gently exfoliates whilst supporting skin's natural repair processes
Tricaprylin
A lightweight oil derivative that conditions skin and can enhance delivery of other actives
Tridecane
A hydrocarbon solvent primarily used to carry fragrance in skincare formulations
Triethylhexanoin
A lightweight oil that conditions skin and supports the delivery of active ingredients
Tryptophan
Amino acid Offers potential hydration
Undecane
Emollient that is known for offering a lightweight, smooth glide to formulations Touted for its quick absorbency and non-greasy finish
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.