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Hydroxycapryloyl Phytosphingosine
AKA “DTXSID401021835, 173840-45-4, RefChem:789454, DTXCID301506785”
Skin Conditioning
Ingredient Facts
Hydroxycapryloyl phytosphingosine
AKA: DTXSID401021835, 173840-45-4, RefChem:789454, DTXCID301506785
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Ceramide
Not Clean
Octanamide, N-[2,3-dihydroxy-1-(hydroxymethyl)heptadecyl]-2-hydroxy
Formula
C26H53NO5
Mol. Weight
459.70
CAS #
173840-45-4
Form
Powder
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic ingredient combining caprylic acid with plant-derived phytosphingosine developed for advanced skincare formulations. Designed to enhance skin barrier repair by mimicking the body's natural ceramide lipids in modern cosmetic science.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR