SkinAtlas
Ingredient library / Triethanolamine
Other ingredient

Triethanolamine

An alkanolamine base used to adjust pH and form emulsions with fatty acids; subject to EU concentration limits due to potential nitrosamine formation.

Also known as: tea, trolamine

ph-adjustersurfactant

Benefits

  • ✓Adjusts and neutralizes formula pH
  • ✓Used to form stable emulsions with fatty acids

Watch for

  • ⚠Can form nitrosamines if combined with nitrosating agents — regulated under EU Annex III with use limits
  • ⚠High concentrations may be irritating; safe at cosmetic use levels (EU max 2.5% in face products)
At a glance
CategoryOther
IrritancyModerate–high
Beginner-friendlyYes
In your routine

Generally well-tolerated and easy to layer.

Found in 18 products
View all products →

Products with Triethanolamine

Serum
SkinCeuticals
C E Ferulic With 15% L-Ascorbic Acid
Power 10 Formula Effector COSerum
It's Skin
Power 10 Formula Effector CO
Serum
It's Skin
Power 10 Formula Effector VC
Moisturizer
Holika Holika
Aloe 99% Soothing Gel
Moisturizer
Nature Republic
Soothing & Moisture Aloe Vera 92% Soothing Gel
Perfect UV Essence SPF50+ PA++++Sunscreen
Suncut
Perfect UV Essence SPF50+ PA++++