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CETYL CAPRATE.

Valuable / SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

A high-performance fatty acid ester that delivers an elegant, non-greasy finish to precision formulations. It serves as a dual-action agent that reinforces the skin's moisture barrier while providing advanced textural refinement.

Emollient Skin Conditioning Agent Co-emulsifier Texture Enhancer MAGL Inhibitor

Science

It creates a breathable hydrophobic film on the stratum corneum, effectively reducing trans-epidermal water loss (TEWL) to lock in hydration. Emerging research indicates it may also function as a Monoacylglycerol Lipase (MAGL) inhibitor, potentially modulating the skin's endocannabinoid system to provide localized anti-inflammatory benefits.


Research

High confidence
Effective range 2–10%
Optimal

10%

Key findings

  1. 01 Human patch testing at 2% concentration demonstrated a Primary Irritation Index as low as 0.03, confirming negligible irritation potential.
  2. 02 A 54-subject human trial using 10% concentration confirmed the ingredient is non-sensitizing and non-photosensitizing.
  3. 03 In vitro analysis identified an IC50 of 36 ± 4 µM for MAGL inhibition, suggesting a molecular pathway for soothing skin distress.

Transparency

Not commonly dusted
Min. effective
2%
Red flag below
0.5%

Because it doubles as a texture enhancer, it is often included at functional levels; however, concentrations below 2% are unlikely to provide the significant barrier-repair or anti-inflammatory benefits seen in clinical data.


The Formula

Solubility
Oil
Optimal pH 4 – 8
0 7 14

Stability

Highly stable in anhydrous systems and standard emulsions; avoid extreme pH environments (below 3.0 or above 9.0) to prevent hydrolysis into cetyl alcohol and capric acid.

Synergies

  • Ceramides
  • Squalane
  • Lipophilic antioxidants

Conflicts

  • Strong oxidizing agents
  • Strong mineral acids
  • Strong alkaline bases

Safety

CIR Status
Safe as used
Max tested
10%
Pregnancy
Safe
Sensitization risk Low

Extensively reviewed by the CIR Expert Panel as part of the Alkyl Esters group and found to be safe for topical application.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Valuable

An exceptionally safe, multi-functional emollient that combines superior skin-feel with modern anti-inflammatory potential.


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