Fragrance

Tromethamine

Also known as TRIS
INCI: TROMETHAMINE
CAS 77-86-1 EC 201-064-4
1,3-Propanediol, 2-amino-2-(hydroxymethyl)-
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

pH adjuster, buffering agent, fragrance ingredient
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

1,3-Propanediol, 2-amino-2-(hydroxymethyl)-

EU Restricted — Annex III
1 official EU restriction with concentration limits & label requirements
View details →
Reference

Identifiers

CAS Number
77-86-1
EC Number
201-064-4
INCI
TROMETHAMINE
Category
Fragrance
Updated
Apr 2, 2026