Palmitoyl Tripeptide-38 (Matrixyl Synthe'6) — Next-Generation Peptide for Face & Lips

What Is Palmitoyl Tripeptide-38 (Matrixyl® Synthe’6)?

Palmitoyl Tripeptide-38 — commercially known as Matrixyl® Synthe’6 (Sederma/Croda) and also marketed as Volulip™ for lip care applications — is a lipopeptide composed of a palmitic acid chain linked to a tripeptide sequence (Lys-Met(O₂)-Lys-OH). It belongs to the matrikine family of peptides: signaling molecules that mimic the body's natural ECM (extracellular matrix) fragments, triggering fibroblasts to rebuild and repair the skin's structural scaffolding.

The ECM Connection: Why "Synthe’6"?

The suffix “Synthe’6” reflects the peptide's unique ability to stimulate the synthesis of six major constituents of the skin's extracellular matrix:

By targeting these six matrix components simultaneously, Palmitoyl Tripeptide-38 provides a comprehensive structural restoration that goes beyond simple collagen stimulation. Unlike earlier-generation peptides that target only one or two ECM molecules, this next-generation matrikine peptide rebuilds the entire matrix architecture from the basement membrane up — making it effective for both fine surface lines and deep structural wrinkles.

Scientific Identity

• INCI Name: Palmitoyl Tripeptide-38
• Sequence: Pal-Lys-Met(O₂)-Lys-OH
• CAS Number: 1447824-23-8
• Molecular Formula: C₃₃H₆₅N₅O₇S
• Molecular Weight: 675.96 g/mol
• Trademark: Matrixyl® Synthe’6 (Sederma, a Croda brand)
• Alternative Brand Name: Volulip™ (for lip care / lip contour applications)

Origin & Development

Originally developed by Sederma (Croda) as the next-generation successor to Matrixyl® 3000, Matrixyl® Synthe’6 represents an evolutionary leap in peptide anti-aging technology. While Matrixyl® 3000 contains two peptides that focus primarily on collagen production, Synthe’6 uses a single, more sophisticated peptide to activate six distinct ECM synthesis pathways. This is the reason many formulators and brands (including The Ordinary, Timeless Skin Care, and Skin Deva) have adopted Matrixyl® Synthe’6 as their premium anti-aging peptide of choice.

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Product Specifications & Composition

Our bulk Palmitoyl Tripeptide-38 is manufactured to the highest cosmetic-grade standards, suitable for formulators and private-label brands seeking a reliable peptide raw material supplier.

Key Specifications

Recommended Usage in Formulations

For cosmetic formulators, Palmitoyl Tripeptide-38 is typically incorporated at 1–3% in finished formulations, depending on the target application:

• Anti-aging serums: 2–3%
• Eye creams and neck creams: 2–3%
• Lip plumping serums and lip masks: 2–4% (as Volulip™ positioning)
• Day creams / moisturizers: 1–2%

pH & Stability

Palmitoyl Tripeptide-38 is stable within a pH range of 3.0–7.0, making it compatible with most cosmetic bases including aqueous serums, emulsions, gels, and anhydrous systems. For optimal stability, incorporation in the cool-down phase (below 40°C) is recommended.

Compatibility with Other Actives

This peptide is highly compatible and can be synergistic when combined with:

• Hyaluronic Acid — enhances hydration synergy (the peptide stimulates endogenous HA while adding exogenous HA)
• Vitamin C (L-Ascorbic Acid) — collagen synthesis synergy (at appropriate pH)
• Retinol / Retinoids — combined anti-aging effect (use on alternate days for sensitive skin)
• Matrixyl® 3000 — complementary targeting (Synthe’6 for deep wrinkles, 3000 for overall texture)
• Argireline® (Acetyl Hexapeptide-8) — expression line + structural line dual approach
• Copper Peptides (GHK-Cu) — tissue remodeling synergy
• Pro-Xylane™ (Hydroxypropyl Tetrahydropyrantriol) — GAG synthesis + ECM protein synergy

Formulation Forms Supplied

We offer Palmitoyl Tripeptide-38 in the following forms:

• Lyophilized powder — for maximum stability during storage and shipping; reconstitute in aqueous phase or pre-dissolved solvents
• Pre-dissolved liquid solution — available upon request for direct incorporation without reconstitution step
• Custom concentration — tailored peptide concentration per customer specification

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Safety, Side Effects & Clinical Background

Is Palmitoyl Tripeptide-38 (Matrixyl® Synthe’6) Safe?

Yes. Matrixyl® Synthe’6 has undergone extensive clinical safety testing by Sederma/Croda. It is considered non-irritating, non-sensitizing, and non-comedogenic at recommended usage concentrations. The ingredient has been reviewed by the Cosmetic Ingredient Review (CIR) expert panel as part of the peptide safety assessment and is approved for use in leave-on and rinse-off cosmetic products globally.

Reported Side Effects

palmitoyl tripeptide-38 side effects are rare and generally mild. In clinical evaluations and consumer surveys:

• The vast majority of users experience no adverse effects
• Occasional mild irritation may occur in highly sensitive individuals, typically at first use
• As with any peptide-based ingredient, a patch test is recommended before full-face application
• No phototoxicity or photosensitization has been reported — safe for daytime use with sunscreen

Safety During Pregnancy & Breastfeeding

While Palmitoyl Tripeptide-38 has not been specifically tested in pregnant or nursing populations, topical peptides at cosmetic concentrations are generally considered low-risk. However, we recommend consulting with your healthcare provider before use during pregnancy or lactation.

Safe for All Skin Types and Tones

Matrixyl® Synthe’6 is suitable for all skin types, including:

• Normal, dry, combination, and oily skin
• Dark skin tones — matrixyl synthe'6 is safe for dark skin; it works through cellular signaling pathways without melanocyte stimulation, meaning it does not affect pigmentation
• Sensitive skin (with patch test recommended)
• Mature skin seeking structural anti-aging

Clinical Study Background

Sederma's clinical evaluations of Matrixyl® Synthe’6 have demonstrated statistically significant improvements in:

• Crow's feet wrinkle depth reduction (in vivo study with 3% usage)
• Forehead lines smoothing
• Skin firmness and elasticity improvement
• Lip contour definition (Volulip™ positioning studies)
• Six ECM markers upregulation confirmed via in vitro testing

Clinical results are typically visible beginning at 4–8 weeks of consistent twice-daily use, with progressive improvement through 12 weeks. This aligns with the ECM remodeling timeline, which requires sustained cell signaling for visible matrix restructuring.

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Key Benefits & Application Themes

Theme 1 — Six-Target ECM Anti-Aging Mechanism (Core Benefit)

palmitoyl tripeptide-38 benefits are centered on its differentiated, multi-target mechanism. Unlike single-pathway peptides that address only one aspect of skin aging, Palmitoyl Tripeptide-38 delivers comprehensive matrix repair by simultaneously activating six ECM synthesis pathways:

1. Collagen I upregulation → restores dermal tensile strength, reduces sagging
2. Collagen III synthesis → improves skin bounce, resilience, and youthful texture
3. Collagen IV production → reinforces the basement membrane, improving dermal-epidermal cohesion
4. Fibronectin scaffolding → enhances cell adhesion, migration, and tissue organization
5. Hyaluronic Acid synthesis → boosts endogenous hydration capacity from within
6. Laminin-5 anchoring → strengthens the dermal-epidermal junction, reducing wrinkle depth at the structural level

This six-pronged mechanism explains why matrixyl synthe 6 before and after results are often described as more comprehensive than single-pathway alternatives. Clinical imaging shows visible reduction in wrinkle depth, particularly in crow's feet and nasolabial folds, beginning at week 4 with progressive improvement.

what does matrixyl synthe 6 do — in summary: it signals dermal fibroblasts to rebuild the entire ECM support structure, not just one component.

Theme 2 — Lip-Specific Application (Differentiated Opportunity)

A unique and under-covered application of Palmitoyl Tripeptide-38 is lip care and lip contour enhancement, marketed by Sederma under the trademark Volulip™. palmitoyl tripeptide 38 for lips (50/mo, Commercial intent) represents a high-value niche with relatively low competition.

Key lip benefits:

• Lip wrinkle reduction — smoothing fine vertical lip lines ("smoker's lines")
• Lip volume enhancement — improving lip contour definition and fullness
• Lip hydration — through endogenous hyaluronic acid stimulation within the lip tissue
• Perioral firming — ECM remodeling in the delicate perioral area

For formulators developing lip care products, recommended usage concentration in lip serums, lip masks, and lip creams is 2–4%. The peptide's ECM-rebuilding action is especially relevant for the lip area, where the skin is thinner, lacks sebaceous glands, and is particularly susceptible to structural aging.

Theme 3 — Matrixyl 3000 vs Synthe 6: Comprehensive Comparison

The matrixyl 3000 vs synthe 6 keyword cluster exceeds 500+/mo combined search volume, making it the single largest informational cluster in this product's keyword profile. All formulators and educated consumers evaluating peptide ingredients need this comparison.

Key differences summarized:

• matrixyl 3000 vs matrixyl synthe 6: Synthe’6 targets 6 ECM components vs 3000's focus on collagen; Synthe’6 is more effective for deep wrinkles and offers the unique lip benefit; 3000 may be preferred for overall skin texture improvement.
• difference between matrixyl 3000 and matrixyl synthe 6: The core difference lies in breadth of action — Synthe’6 acts on the full ECM architecture (including basement membrane laminin-5), while 3000 focuses on dermal collagen and elastin.

Can they be used together? Yes. Many advanced skincare brands combine both peptides for a layered approach. Alternating morning/evening or using both in the same formulation can deliver complementary benefits, though Synthe’6's broader mechanism often makes it the preferred standalone choice for brands targeting comprehensive anti-aging.

Theme 4 — Formulation Applications

palmitoyl tripeptide 38 for skin and palmitoyl tripeptide-38 in skin care are commonly searched terms reflecting formulator and educated consumer interest. This peptide integrates seamlessly into multiple product categories:

Recommended Product Types:

Synergistic Combinations:

• Matrixyl Synthe 6 + Vitamin C: Collagen synthesis synergy; use at compatible pH
• Matrixyl Synthe 6 + Retinol: Deep structural + cellular turnover approach; consider alternate-day protocol
• Matrixyl Synthe 6 + Hyaluronic Acid: ECM HA stimulation + exogenous hydration
• Matrixyl Synthe 6 + Peptides: Compatibility with Copper Tripeptide-1, Argireline®, Matrixyl® 3000
• Matrixyl Synthe 6 + Pro-Xylane™: ECM protein + GAG synthesis dual pathway
• matrixyl synthe 6 and vitamin c: well-documented synergy for day/night protocols

Theme 5 — Brand Ecosystem & Market Validation

The widespread adoption of Palmitoyl Tripeptide-38 by major brands validates its efficacy:

These brands use the same Palmitoyl Tripeptide-38 raw material at equivalent purity levels, demonstrating broad market validation of this peptide's efficacy and safety profile. best matrixyl synthe 6 (70/mo, Commercial) searches indicate strong consumer purchase intent for formulations featuring this ingredient.

matrixyl synthe 6 reddit conversations frequently compare Timeless vs The Ordinary formulations, skin deva matrixyl synthe 6 serum alternatives, and DIY formulation approaches using bulk peptide powder. Our product serves formulators, private-label brands, and sophisticated consumers seeking the pure active ingredient.

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How to Use & Purchase Guide

Recommended Usage Protocol

how to use matrixyl synthe 6: For formulators and end-users alike, optimal results follow these guidelines:

1. Concentration: 1–3% in finished product (2–3% for serums, 2–4% for lip products)
2. Frequency: Twice daily (morning and evening) for optimal ECM signaling
3. Application Order: Apply after cleansing and water-based serums, before heavier creams/oils
4. pH Range: Formulate within pH 3.0–7.0 for peptide stability
5. Incorporation: Add during cool-down phase (below 40°C) when formulating
6. Sunscreen: Always follow with broad-spectrum SPF 30+ for daytime use
7. Timeline: Visible results typically begin at 4–8 weeks; peak results at 12+ weeks

matrixyl synthe 6 1g makes how much: At typical 2–3% concentration, 1 gram of pure Palmitoyl Tripeptide-38 powder can formulate approximately 33–50 ml of finished serum.

Storage & Handling

• Store lyophilized powder at 2–8°C in a sealed, light-protected container
• Once reconstituted into solution, use within the shelf life of the final formulation
• Avoid repeated freeze-thaw cycles
• Protect from direct light and humidity

Purchase Information

For B2B buyers and professional formulators: we supply Palmitoyl Tripeptide-38 (Matrixyl® Synthe’6) as a bulk cosmetic raw material powder at ≥98.0% purity. Available packaging quantities from 1g (sample) to 1kg+ (bulk production). All shipments include Certificate of Analysis (COA) with HPLC purity verification and Mass Spectrometry confirmation.

For inquiries about matrixyl synthe 6 bulk supply, custom concentrations, pre-dissolved liquid formats, or private-label formulation support, please contact our sales team for a quotation.

Disclaimer: Matrixyl® is a registered trademark of Sederma/Croda. Our product is a cosmetic-grade Palmitoyl Tripeptide-38 raw material that meets the same INCI specification. Statements on this page have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease.