# Tromethamine Page: https://lovi.care/skincare/sg/ingredients/tromethamine The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for Singapore. Tromethamine leaves no visible skin effects according to current study findings. It suits most skin types best and typically comes formulated in [serums](https://lovi.care/skincare/sg/ingredients/serum). It fits smoothly into a routine when used alongside [glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid), AHA blends of glycolic and [citric acids](https://lovi.care/skincare/sg/ingredients/citric-acid), and [lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid), while being kept apart from [vitamin C](https://lovi.care/skincare/sg/ingredients/vitamin-c). This page shows tromethamine products with a Lovi page. For every product, and a routine built for your skin, use the Lovi app. ### Popular tromethamine products - [BIOEFFECT EGF Serum](https://lovi.care/skincare/sg/p/bioeffect/egf-serum/for/dry-skin) — Superior fit ## What to combine tromethamine with Ingredient Together How to use them [Glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid) Works well Use them together in the same routine by applying tromethamine first and [glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid) second to keep the skin comfortable. [Tromethamine and glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid-and-tromethamine) [AHA blend glycolic and citric acids](https://lovi.care/skincare/sg/ingredients/aha-blend-glycolic-and-citric-acids) Works well Apply the acid blend first, then use the buffer, to keep your skin at a comfortable, safe acidity level. [Tromethamine and aha blend glycolic and citric acids](https://lovi.care/skincare/sg/ingredients/aha-blend-glycolic-and-citric-acids-and-tromethamine) [Lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid) Works well Use [lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid) and tromethamine together in the same routine by applying tromethamine first, because it balances the acid for a gentler feel. [Tromethamine and lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid-and-tromethamine) [Mandelic acid](https://lovi.care/skincare/sg/ingredients/mandelic-acid) Works well Use [mandelic acid](https://lovi.care/skincare/sg/ingredients/mandelic-acid) and tromethamine together, applying mandelic acid first and tromethamine second, to keep your skin calm and comfortable. [Tromethamine and mandelic acid](https://lovi.care/skincare/sg/ingredients/mandelic-acid-and-tromethamine) [Citric acid](https://lovi.care/skincare/sg/ingredients/citric-acid) Works well Use them together by applying tromethamine after [citric acid](https://lovi.care/skincare/sg/ingredients/citric-acid), to keep your routine balanced and comfortable. [Tromethamine and citric acid](https://lovi.care/skincare/sg/ingredients/citric-acid-and-tromethamine) [Vitamin C](https://lovi.care/skincare/sg/ingredients/vitamin-c) Keep apart Apply them at different times of day to keep them stable. [Tromethamine and vitamin C](https://lovi.care/skincare/sg/ingredients/vitamin-c-and-tromethamine) From the ingredient rules behind the "Works well with" and "Don't mix with" notes on every product in the Lovi app. ## Questions and answers ### What does tromethamine do for the skin? Tromethamine helps balance the acidity of exfoliating acids like glycolic, lactic, mandelic, and [citric acids](https://lovi.care/skincare/sg/ingredients/citric-acid) to keep your skin calm and comfortable during your routine. ### How do you use tromethamine? Yes, you can use tromethamine in your routine, often applied before glycolic or [lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid) to keep your skin comfortable. When paired with an AHA blend or citric acid, you apply the acid first and the buffer second to maintain a balanced, safe acidity level. ### Should you use tromethamine in the morning or at night? You can use tromethamine in the morning or at night depending on your routine, but you should keep it apart from [vitamin C](https://lovi.care/skincare/sg/ingredients/vitamin-c) by applying them at different times of day. ### Can you use tromethamine every day? Yes, you can use tromethamine every day in your skincare routine. ### Does tromethamine cause purging or irritation? Tromethamine is unlikely to cause purging or irritation because it is commonly used to balance acidity in skincare routines and keep your skin comfortable. ### Which skin types is tromethamine best for? Tromethamine is best for all skin types when used to balance acids like glycolic, lactic, and citric acids in your routine, keeping your skin comfortable. Lovi gives tromethamine an Average fit for all skin types. ### Can you use tromethamine with glycolic acid? Yes, you can use tromethamine and [glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid) together in the same routine by applying tromethamine first and glycolic acid second to keep the skin comfortable. ### Can you use tromethamine with vitamin C? No, you should keep tromethamine and vitamin C apart and apply them at different times of day to keep them stable. ## Combining tromethamine - Work well together: [AHA blend glycolic and citric acids and tromethamine](https://lovi.care/skincare/sg/ingredients/aha-blend-glycolic-and-citric-acids-and-tromethamine) - Work well together: [Citric acid and tromethamine](https://lovi.care/skincare/sg/ingredients/citric-acid-and-tromethamine) - Work well together: [Glycolic acid and tromethamine](https://lovi.care/skincare/sg/ingredients/glycolic-acid-and-tromethamine) - Work well together: [Lactic acid and tromethamine](https://lovi.care/skincare/sg/ingredients/lactic-acid-and-tromethamine) - Work well together: [Mandelic acid and tromethamine](https://lovi.care/skincare/sg/ingredients/mandelic-acid-and-tromethamine) - Keep them apart: [Vitamin C and tromethamine](https://lovi.care/skincare/sg/ingredients/vitamin-c-and-tromethamine) ## Brands with tromethamine - Skincare: [BIOEFFECT](https://lovi.care/skincare/sg/brands/bioeffect) ## Related ingredients - [Glycolic acid](https://lovi.care/skincare/sg/ingredients/glycolic-acid) - [Vitamin C](https://lovi.care/skincare/sg/ingredients/vitamin-c) - [AHA blend glycolic and citric acids](https://lovi.care/skincare/sg/ingredients/aha-blend-glycolic-and-citric-acids) - [Lactic acid](https://lovi.care/skincare/sg/ingredients/lactic-acid) - [Mandelic acid](https://lovi.care/skincare/sg/ingredients/mandelic-acid) - [Citric acid](https://lovi.care/skincare/sg/ingredients/citric-acid) ## About the Lovi Fit Lovi: Unbiased, science-based skincare AI trained on real user outcomes. Lovi checks every ingredient with brand-independent rules its dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update. Levels from best to worst: Superior, High, Average, Low, Caution, Warning. Behind this ingredient guide: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board). Page built Nov 8, 2026. More from Lovi: https://lovi.care/skincare/llms.txt ## This page in other countries - United States: https://lovi.care/skincare/ingredients/tromethamine - United Kingdom: https://lovi.care/skincare/uk/ingredients/tromethamine - Ireland: https://lovi.care/skincare/ie/ingredients/tromethamine - Germany: https://lovi.care/skincare/de/ingredients/tromethamine - France: https://lovi.care/skincare/fr/ingredients/tromethamine - Italy: https://lovi.care/skincare/it/ingredients/tromethamine - Netherlands: https://lovi.care/skincare/nl/ingredients/tromethamine - Spain: https://lovi.care/skincare/es/ingredients/tromethamine - Canada: https://lovi.care/skincare/ca/ingredients/tromethamine - Australia: https://lovi.care/skincare/au/ingredients/tromethamine - Singapore: https://lovi.care/skincare/sg/ingredients/tromethamine (this page) - Saudi Arabia: https://lovi.care/skincare/sa/ingredients/tromethamine - United Arab Emirates: https://lovi.care/skincare/ae/ingredients/tromethamine