Beyond the LabelSign in
theskindex
Tuesday, October 13, 2026Index last updated Oct 9
The Index  ·  Humectant / solvent

Dicaprylyl Ether

Dicaprylyl Ether

Dicaprylyl Ether is a humectant or solvent used to hold water and dissolve formula components.

ModerateCommon humectant or solvent with long cosmetic use history.
Sign in to save and follow
Written byTheSkindex Desk
Reviewed byNot yet reviewed
Last updated5 Oct 2026
Sources2 cited

Dicaprylyl Ether is a humectant or solvent used to hold water and dissolve formula components.

What it does

Pulls or holds water and/or dissolves other ingredients in water-based formulas.

The evidence

Evidence grade moderate: Common humectant or solvent with long cosmetic use history. Credible chemical identity and cosmetic-use context come from CIR/SCCS/manufacturer INCI definitions and databases such as SpecialChem/PubChem[1].

How to use it

Expect this as a supporting INCI line item unless labelled as a featured active.

Evidence by claim

Graded separately; the entry grade is the best-supported claim
Dicaprylyl Ether is a humectant or solvent used to hold water and dissolve formula components.[1]
Moderate

Safety & limits

Source and region, always
all — Used in cosmetics within conventional leave-on/rinse-off levels; see cited safety literature.[1] CA US EU UK

Sources · 2

Numbered as cited in the text
  1. [1]Cosmetic Ingredient Review. Cosmetic Ingredient Review safety assessment. CIR (2010)regulator
  2. [2]SpecialChem. SpecialChem INCI profile: Dicaprylyl Ether. SpecialChem (2024)other

Revision history

18 Sept 2026Drafted by botTheSkindex Desk