Matrixyl Synthe'6 vs Endothelin-1
Head-to-head comparison of Matrixyl Synthe'6 (Palmitoyl Tripeptide-38) and Endothelin-1 (Endothelin-1) — benefits, dosing, side effects, research data, and where to buy.
Research Score
| Property | Matrixyl Synthe'6 | Endothelin-1 |
|---|---|---|
| Category | Skin & Cosmetic | Skin & Cosmetic |
| Full Name | Palmitoyl Tripeptide-38 | Endothelin-1 |
| Molecular Weight | 675.9 Da | 2493 Da |
| Half-Life | N/A | ~2–10 minutes |
| Amino Acids | 3 | 21 |
| Typical Dose | 0.1-2% in finished skincare products | 1–100 nM |
| Route | Topical | In vitro / ex vivo |
| Purity | ≥98% | ≥98% |
| Studies Count | 16 | 350 |
| Research Status | Pre-clinical | Pre-clinical |
Matrixyl Synthe'6 Benefits
- ✓collagen-supportive skincare
- ✓fine-line appearance reduction
- ✓skin-firming support
- ✓matrix-support formula ingredient
Endothelin-1 Benefits
- ✓Stimulates melanocyte activity
- ✓Supports melanosome transfer studies
- ✓Useful in UV-induced pigmentation research
- ✓Links vascular and pigment signaling
Matrixyl Synthe'6 Dosing
Topical serum/cream 0.1-2%|Apply 1-2x daily|Best used in long-term routines
Endothelin-1 Dosing
1 nM exposure|10 nM exposure|100 nM exposure
Matrixyl Synthe'6 Side Effects
- ⚠mild irritation
- ⚠clogging in heavy formulas
- ⚠rare sensitivity to fatty vehicles
Endothelin-1 Side Effects
- ⚠Vasoconstriction
- ⚠Cell-stress signaling at high concentrations
- ⚠Inflammatory cross-talk
Research Overview
Matrixyl Synthe'6
Palmitoyl tripeptide-38 has a mix of published cosmetic research and formulation data suggesting benefits for skin appearance and matrix-support signaling. Its practical use is as a topical anti-aging ingredient in combination with hydrators and barrier-support agents.
Endothelin-1
Endothelin-1 is one of the best-studied non-melanocortin regulators of pigmentation in human skin. It is strongly associated with UV-induced tanning responses and pigment disorder biology.
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