Rate My SPF

Di-C12-18 Alkyl Dimonium Chloride

What Di-C12-18 Alkyl Dimonium Chloride is & what it does

Di-C12-18 Alkyl Dimonium Chloride is a quaternary ammonium compound (a quat) built on two medium-length fatty alkyl chains. It is commonly used as an antistatic and conditioning agent and, in some systems, as an emulsifier, helping ingredients deposit smoothly on skin or hair. Its positive charge gives it affinity for surfaces, leaving a soft, conditioned feel. It is typically used at low levels in creams and conditioning products.

What is Di-C12-18 Alkyl Dimonium Chloride?

It is a quaternary ammonium compound, or quat, built on two medium-length fatty chains. It is used in cosmetics as a conditioning and antistatic agent and sometimes as an emulsifier.

What does Di-C12-18 Alkyl Dimonium Chloride do in skincare?

Its positive charge helps ingredients deposit smoothly on skin or hair, leaving a soft, conditioned feel. In some systems it also helps emulsify and stabilize the formula.

Is Di-C12-18 Alkyl Dimonium Chloride safe?

It is typically used at low levels and is generally considered well tolerated, with no concerns flagged in this catalog. As with most quats, formulas use only small amounts.

Sunscreens with Di-C12-18 Alkyl Dimonium Chloride

We rate 4 sunscreens that contain it:

← All ingredients