Ceramide AP

Ceramide AP molecular structure
molecular structure · PubChem
AKA: 100403-19-8, N-(1, 3, 4-TRIHYDROXYOCTADECAN-2-YL)OCTADEC-9-ENAMIDE, Ceramide VI (AP), ATGQXSBKTQANOH-UHFFFAOYSA-N, MSK164723, 1, 4-Octadecanetriol, 2-(2-Hydroxy) Stearamide
Synthetic
Skin Conditioner
Hair Care
Ceramide
Clean
1,3,4-Octadecanetriol, 2-(2-Hydroxy) Stearamide
Formula
C36H71NO4
Mol. Weight
582.00
CAS #
100403-19-8
Form
Liquid
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.
Strengthens skin barrier
Locks in moisture
Prevents moisture loss
Traditional Use
Developed in the 1990s as a synthetic ceramide designed to mimic natural skin barrier lipids. Created to restore skin hydration and repair compromised skin barriers, particularly for eczema and sensitive skin conditions.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types, gentle
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
The New Tendency Complete Set
Nécessaire
 →
calm & clarify duo
Cocokind
 →
ceramide hydration duo
Cocokind
 →
ceramide lip blur balm
Cocokind
 →
The Hand Cream + The Tube Key
Nécessaire
 →
Hydration Set
Kinship
 →
milky-soft face and body cleanser
Cocokind
 →
The New Tendency Duo
Nécessaire
 →
flavored ceramide lip blur balm
Cocokind
 →
peptide fine line eye gel
Cocokind
 →
retinol face + body duo
Cocokind
 →
rise + shine trio
Cocokind
 →
Royal Tulip Vitamin C Facial Oil
Bloom Effects
 →
Mini Barrier Repair Cream
Alpyn Beauty
 →
Instant Bright Eye
Alpyn Beauty
 →
Barrier Repair Cream
Alpyn Beauty
 →
Daily Vitamin Infusion
Indie Lee
 →
Super Rich Ceramide + Collagen Firming Cream
Kinship
 →
Take Your Vitamins Duo
Indie Lee
 →
Glow + Go Set
Kinship
 →
The Hand Duo
Nécessaire
 →
The Hand-Lip Moisture Duo
Nécessaire
 →
The Hydrate + Brighten Ritual
Kinship
 →
The Lip Balm Duo
Nécessaire
 →
youthful duo
Cocokind
 →
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR