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Premium Cosmetic Raw Materials &
Medical-Grade Face Masks

Trusted supplier of high-purity peptides, hyaluronic acid, VC powder, and CE-certified KN95/surgical masks. Direct factory wholesale with global delivery and full certification.

Explore Products Visit Official Website

About MarxTest

MarxTest, operated by DenWin - Changzhou DenWin New Materials Co. LTD., is a trusted sales agent specializing in premium cosmetic raw materials and medical-grade protective face masks. With a commitment to honesty, innovation, and quality, we serve clients worldwide with rigorously tested, high-purity ingredients and certified personal protective equipment.

Our product range includes advanced cosmetic peptides such as Syn-AKE, Copper Tripeptide-1, Acetyl Tetrapeptide-5, and Hyaluronic Acid, alongside CE-certified KN95 and disposable surgical masks. All products are sourced directly from the factory, ensuring competitive pricing, fast delivery, and full documentation including Certificates of Analysis (COA).

Lab-Tested Quality

Every batch undergoes strict quality control with COA provided.

Global Shipping

Fast delivery to over 50 countries with 3–15 day dispatch.

Factory Direct

Wholesale pricing with no middlemen, ensuring maximum value.

Our Products

Explore our premium range of cosmetic raw materials and medical face masks, all available for wholesale with full documentation and global shipping.

VC Powder

VC Powder

For external use to remove yellow tones, brighten skin, and improve dark complexion.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Delivery: 3–5 days
Syn-AKE Powder

Syn-AKE Powder

Wholesale cosmetic raw powder with anti-aging properties.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Sample Price: $100.00
Palmitoyl Tetrapeptide-20

Palmitoyl Tetrapeptide-20

Amino acid small molecule for anti-aging skincare formulations.

  • Origin: China
  • Packing: Bottle/Tube
  • Delivery: 3–5 days
  • Inspection: COA
Pentapeptide-18

Pentapeptide-18

CAS NO. 64963-01-5 – cosmetic raw powder for skin repair.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Delivery: 3–5 days
Hyaluronic Acid

Hyaluronic Acid

Wholesale beauty product raw powder for hydration and plumping.

  • Origin: China
  • Packing: Bag
  • Delivery: 7–15 days
  • Payments: T/T, D/P, PayPal, Western Union
Acetyl Tetrapeptide-5

Acetyl Tetrapeptide-5

Cosmetic peptides for reducing under-eye puffiness and wrinkles.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Sample Price: $100.00
Copper Tripeptide-1

Copper Tripeptide-1 (CHK-CU)

Stimulates collagen I, III, IV; reduces fine lines and acne scars.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Sample Price: $90.00
KN95 Face Mask

KN95 Face Mask

CE certified, skin-friendly, hypoallergenic, high breathability, fiberglass-free.

  • Origin: China
  • Type: Disposable
  • Certification: CE
  • Latex-Free & Comfortable
Oligopeptide-1

Oligopeptide-1

High-purity cosmetic powder for skin regeneration and repair.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Delivery: 3–5 days
Disposable Surgical Mask

Disposable Surgical Mask

3-layer structure: non-woven outer, melt-blown filter, non-woven inner. Sterile options available.

  • Origin: China
  • Layers: 3-Ply
  • Components: Nose clip, ear loops
  • Usage: Medical & Daily Protection
Copper Tripeptide

Copper Tripeptide (GHK-Cu)

Promotes collagen synthesis and skin healing. Ideal for anti-aging formulations.

  • Origin: China
  • Packing: Bottle/Tube
  • Inspection: COA
  • Delivery: 3–5 days
Custom Peptides

Custom Peptide Solutions

We offer product customization and new product development services.

  • Custom Formulations
  • Private Labeling
  • Private Labeling
  • MOQ Negotiable

Why Choose MarxTest?

Certified Quality

All products come with Certificate of Analysis (COA) and meet international standards including CE certification for masks.

Fast Global Delivery

Orders dispatched within 3–15 business days. Reliable shipping to North America, Europe, Asia, and beyond.

Wholesale Pricing

Direct factory pricing with no intermediaries. Ideal for brands, labs, and distributors.

Responsive Support

We respond to inquiries promptly and provide full documentation and technical support.

Lab-Tested Purity

Every batch is tested for purity, potency, and safety. We guarantee high-performance ingredients.

Customization Available

Need a specific formulation or private label? We offer product customization and new development services.

100+
Products Available
50+
Countries Served
3–15
Days Delivery
100%
COA Guaranteed

Frequently Asked Questions

Do you offer samples?

Yes, samples are available for most products at a charge. Sample prices range from $90–$100 depending on the product.

What payment methods do you accept?

We accept T/T, Western Union, PayPal, MoneyGram, and D/P for select orders.

Are your KN95 masks CE certified?

Yes, our KN95 masks come with CE certification and are fiberglass-free, latex-free, and hypoallergenic.

Can you customize formulations?

Yes, we offer product customization and new product development services for cosmetic peptides and raw materials.

How long does shipping take?

Delivery takes 3–5 days for most peptide powders and 7–15 days for hyaluronic acid and bulk mask orders.

Get in Touch

For inquiries, samples, or custom orders, please visit our official website to contact the team directly.

Visit Official Website

Email: [email protected]

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