Tromethamine

Also known as: tromethamine

TRO

2/10

Concern level

Low concern

Tromethamine is a buffering agent used to maintain the pH of cosmetic formulations.

Pore-clogging

Non-comedogenic

Pregnancy

Safe

EWG Score

1/10

Regulatory

No data

Chemical Properties

Molecular Weight

121.14 g/mol

pH Range

7.00 - 9.00

Typical Concentration

0.10% - 5.00%

CAS Number: 77-86-1

Skin Type Compatibility

dry skin6/10

oily skin7/10

sensitive skin5/10

acne prone6/10

mature skin7/10

normal skin6/10

Risks & Warnings

Generally safe; may cause mild irritation in sensitive individuals.

Vegan Cruelty-Free

Found In Products

innisfree

Green Tea Enzyme 7% PHA Gentle Exfoliating Toner

Biodance

Skin Refining Mild PHA Toner with 8% PHA for Gentle Exfoliation

Sulwhasoo

First Care Activating Serum for Anti-Aging

Beauty of Joseon

Green Plum Refreshing Toner for Gentle Exfoliating

innisfree

Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars

AESTURA

A-CICA365 Cooling Relief Toner Pads pH4.5 with Centella Asiatica + Hyaluronic Acid for Redness

AESTURA

ATOBARRIER365 Milky Hydro Essence with Hydrating Ceramides for Skin Moisture Barrier Repair

Sulwhasoo

First Care Activating Eye Serum

Dr. Jart+

Pore Remedy™ PHA Exfoliating Serum

Sulwhasoo

First Care Activating Single Sheet Mask

Beauty of Joseon

Calming Barrier Serum for Soothing and Redness Reducing

Sulwhasoo