Phenoxyethyl PCA
Also known as: Phenoxyethyl PCA (PCA ester)
INCI: Phenoxyethyl PCA | Function: Humectant | Type: PCA derivative
What Is Phenoxyethyl PCA?
Phenoxyethyl PCA 是 PCA (pyrrolidone carboxylic acid, NMF成分) 的 phenoxyethyl 酯衍生物。兼具保湿和防腐增效双重功能, 是现代化妆品中多功能成分的代表。
Key Skin Benefits
- + Dual function: humectant + preservative booster
- + NMF-related — PCA backbone
- + Enhances preservative efficacy
Pros
- + Multi-functional — reduces need for separate ingredients
- + Good skin compatibility
- + Synergistic with preservatives
Cons
- − Synthetic ester — not naturally occurring
- − Relatively new ingredient
- − May not replace full preservative alone
Specifications
| Property | Value |
|---|
| Usage Areas | Face, Eye, Body |
| Product Type | Leave-On, Rinse-Off |
| Source | Synthetic |
| Natural Level | Synthetic |
Safety Ratings
| Metric | Rating |
|---|
| Skin Sensitivity | 0-1/5 |
| Comedogenic Rating | 0/5 |
| EWG Score | 3/10 |
Regional Regulatory Limits
| Region | Leave-on % | Rinse-off % | Status |
|---|
| EU (CosIng) | No limit | No limit | Allowed |
| US (CIR/FDA) | No limit | No limit | Allowed |
| Japan (MHLW) | No limit | No limit | Allowed |
| ASEAN | No limit | No limit | Allowed |
| China (NMPA) | No limit | No limit | Allowed |
Typical Usage % by Product Type
| Product Type | Typical % |
|---|
| Moisturizer | 0.5–3% |
| Serum | 1–5% |
References
- EU CosIng Database. https://ec.europa.eu/growth/tools-databases/cosing/
- EWG Skin Deep. https://www.ewg.org/skindeep/
- SpecialChem — Cosmetic database. https://cosmetics.specialchem.com/