Palmitoyl Dipeptide-7 Powder

Product Introduction

Palmitoyl Dipeptide-7, also known as Pal-KT, is a highly efficient and minimalist lipopeptide designed for advanced cosmetic applications. Functioning as a targeted signal peptide, it represents one of the shortest bioactive peptide sequences proven to effectively stimulate key components of the skin's extracellular matrix (ECM). This ingredient is engineered by combining a biologically active dipeptide sequence (Lysine-Threonine) with a palmitoyl fatty acid chain, enhancing its skin penetration and stability.

It is recognized as a potent yet cost-effective functional alternative or synergistic partner to longer, well-known peptides like Palmitoyl Pentapeptide-4 (Matrixyl™). Sourced from Xi'an Huilin Bio-Tech, our Palmitoyl Dipeptide-7 is manufactured under strict cGMP guidelines, ensuring high purity, batch-to-batch consistency, and compliance with international cosmetic regulatory frameworks (including EU and China ICRS).

Basic Information

Mechanism of Action of Palmitoyl Dipeptide-7

Palmitoyl Dipeptide-7 acts primarily as a signal peptide, communicating directly with dermal fibroblasts to upregulate essential functions. Its mechanism is precise and multifaceted:

1. ECM Protein Synthesis Stimulation: The core dipeptide sequence (Lys-Thr) mimics natural breakdown products of collagen or signaling molecules. When recognized by specific cell membrane receptors on fibroblasts, it triggers intracellular signals that promote the synthesis and secretion of key structural proteins. This directly increases the production of Collagen Type I and IV, Fibronectin, and Laminin.
2. Fibroblast Activation & Differentiation: Beyond simple protein synthesis, Pal-KT has been shown in human skin equivalent models to enhance the differentiation and functional activity of fibroblasts not only in the dermis but also at the dermal-epidermal junction (basement membrane zone). This supports a stronger skin infrastructure.
3. Gene Expression Modulation: Genetic analysis indicates that Palmitoyl Dipeptide-7 influences the expression of genes related to wound healing, tissue repair, and skin recovery, positioning it as a regenerative ingredient.
4. Enhanced Bioavailability: The attached palmitoyl (C16) lipid chain increases the peptide's lipophilicity, allowing for better penetration through the stratum corneum and anchoring within the skin's lipid layers for prolonged activity.

Benefits of Palmitoyl Dipeptide-7

The primary benefits of palmitoyl dipeptide-7 translate directly into visible and measurable skin improvements:

1. Promotes Skin Firmness & Elasticity: By boosting collagen and elastin production, it effectively combats sagging and loss of resilience, leading to firmer, more toned skin.
2. Reduces Wrinkles & Fine Lines: Increased dermal density and improved ECM quality smooth out the appearance of existing wrinkles and help prevent the formation of new ones.
3. Enhances Skin Barrier & Hydration: By stimulating synthesis of components like laminin in the basement membrane, it strengthens the skin's foundational support, leading to a healthier barrier that better retains moisture.
4. Provides Antioxidant & Protective Support: Contributes to a healthier skin environment that is more resilient against environmental aggressors.
5. Improves Skin Texture & Smoothness: The overall revitalization of the dermal matrix results in a visibly smoother, more refined, and plump skin surface.
6. Synergistic Potentiator: Research shows it can enhance the efficacy of other anti-aging actives like Niacinamide, Hyaluronic Acid, and longer peptides (e.g., Palmitoyl Tripeptide-38 or Palmitoyl Pentapeptide-4), allowing for lower concentrations of combined actives to achieve superior results.

Applications

• Anti-Aging & Regenerative Skincare:

 Serums & Ampoules: High-concentration treatments targeting wrinkles and loss of firmness.

 Day/Night Creams & Rich Emulsions: For sustained matrix support and prevention.

 Eye Contour Creams: To address delicate periorbital skin prone to fine lines.

 Neck & Décolleté Treatments: For areas showing early signs of aging.

• Barrier Repair & Sensitive Skin Formulations: Used in products designed to strengthen the skin's natural defenses and improve resilience.
• Professional & Clinical Treatments: Incorporated into post-procedure serums (e.g., after microneedling, lasers) to support the skin's natural healing and collagen remodeling processes.
• Hair & Scalp Care: While palmitoyl dipeptide-52 is renowned for hair benefits, Palmitoyl Dipeptide-7 can be used in scalp serums to support a healthy scalp environment and the dermal papilla, indirectly promoting better hair follicle health. It can be combined with peptides like Palmitoyl Dipeptide-5 Diaminohydroxybutyrate for targeted effects.

Formulation Reference

• Recommended Usage Level: 0.05% - 0.2% in the final formulation.
• Solubility & Incorporation: Easily soluble in the water phase. For optimal stability and efficacy, add to the water phase at temperatures below 45°C after the cooling phase of emulsion preparation.
• pH Stability: Stable in a broad pH range typical of cosmetic formulations (pH 4.0 - 7.0).
• Synergistic Combinations:

 With Niacinamide: For enhanced barrier function and anti-aging.

 With Hyaluronic Acid/ Sodium Hyaluronate: For combined matrix support and deep hydration.

 With Other Peptides: Combine with Palmitoyl Tripeptide-1 or Acetyl Hexapeptide-8 for a multi-targeted peptide complex addressing firmness and expression lines.

Frequently Asked Questions (FAQ)

Synthesis of Palmitoyl Dipeptide-7

A common synthesis method is through solid-phase synthesis or liquid-phase synthesis. In solid-state synthesis, the amino acid monomers of palmitoyl dipeptide -7 were added to the resin carrier with functional groups in a specific order, and the target peptide was synthesized step by step through repeated coupling and deprotection reactions. In liquid phase synthesis, the target peptide is first synthesized by chemical reaction of amino acid monomer in solution.
The process of synthesizing palmitoyl dipeptide -7 needs to accurately control the reaction conditions and the removal steps of protective groups to ensure high purity and high yield of products. Once the synthesis is completed, purification and analysis steps, such as reverse-phase chromatography or mass spectrometry, are usually needed to ensure the purity and structure of the obtained product.
Although the synthesis process of palmitoyl dipeptide -7 is relatively complicated, it is a common cosmetic ingredient and has been widely used in skin care products.

Detection of Palmitoyl Dipeptide-7

Identification of components: By analyzing the chemical components in the sample, it is determined whether it contains palmitoyl dipeptide -7. Common methods include Mass Spectrometry (MS), Nuclear Magnetic Resonance (NMR), and so on. These methods can determine whether the target component exists by analyzing the molecular weight and structural characteristics of the sample.

Determination of content: To confirm the content of palmitoyl dipeptide-7 in the sample, quantitative analysis methods, such as high-performance liquid chromatography (HPLC), are usually adopted. In this method, the sample first goes through appropriate pretreatment steps, and then palmitoyl dipeptide -7 is separated and detected by an appropriate chromatographic column and detection method. By comparing the area or peak height of the target peak in the sample with that of the standard, the content of the target component in the sample can be calculated.

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Contact Information

Elevate your anti-aging formulations with high-purity, efficacious Palmitoyl Dipeptide-7. Contact us today to request your FREE sample and a comprehensive technical data sheet (TDS). Our expert team is ready to support your R&D and provide competitive pricing for bulk orders. Inquire now to discuss your project needs and partnership opportunities.

Please contact us at ella.zhang@huilinbio-tech.com.

Why Choose Us?

• We abide by all relevant industry standards and regulations to ensure the safety and quality of our products.
• We insist on innovation and learning to promote the transformation and upgrading of enterprises.
• We are a factory in China, providing high-quality Palmitoyl dipeptide -7 products and professional services. Companies adhering to the "integrity, dedication, innovation and development" concept, all staff unite as one.
• We attach importance to customer feedback and use it to continuously improve our products and services.
• Our factory is committed to providing quality products. We adopt strict quality control standards to ensure the purity of raw materials and the safety of products. We adopt advanced production technology and equipment to ensure the stability and consistency of products.
• Our products have been strictly tested and verified, and meet the international food hygiene standards.
• We have an experienced research team dedicated to the research and development of Palmitoyl dipeptide -7. They cooperate with many scientific research institutions and universities to innovate and improve constantly to keep their products competitive in the market. We pay attention to the latest scientific research progress and technical trends to ensure the quality and effect of products.
• We provide customized services, and adjust the packaging, specifications and formula according to the needs of customers. We can provide personalized solutions and work closely with customers to ensure that our products meet their expectations and requirements.
• We have a good reputation and reputation. We are guided by customer satisfaction, adhering to the principle of honest management and service concept. Our team always treats customers with a professional, efficient and friendly attitude and answers their questions and needs on time.

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