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SR-SPIDER POLYPEPTIDE-1.

Valuable / HAIR CONDITIONING, NAIL CONDITIONING, SKIN PROTECTING

This advanced, recombinant polypeptide precisely mimics natural spider silk, forming a protective barrier while significantly enhancing skin firmness and elasticity. It contributes to a visibly healthier complexion, characterized by a refined, silky-soft texture and a noticeable instant firming effect.

Film forming Skin protecting Skin conditioning Emollient Hair conditioning Antioxidation Barrier strengthening Regenerative signaling

Science

SR-SPIDER POLYPEPTIDE-1 is a single-chain recombinant polypeptide engineered to replicate specific segments of natural spider silk protein. Its primary mechanism involves acting as a sophisticated film-forming agent, which creates a resilient, protective shield on the skin's surface, effectively guarding against diverse environmental stressors including pollution, UV radiation, and blue-light exposure. Concurrently, it functions as an emollient, imparting a superior sensory profile compared to traditional silicone-based ingredients. The ingredient's biomimetic amino acid structure contributes directly to boosting both the skin's tensile strength and overall elasticity. Its specialized peptide segments are designed to naturally crosslink, forming a hydrophilic powder with potent benefits and silicone-like elastomeric properties. Furthermore, SR-SPIDER POLYPEPTIDE-1 actively supports enhanced skin barrier health, provides robust pollution defense, and offers inherent antioxidation properties. As a bioactive peptide, it plays a crucial role in signaling the body to activate the skin's endogenous repair mechanisms, thereby stimulating cellular regeneration, strengthening dermal structure, and contributing to a visible reduction in the appearance of fine lines and wrinkles.


Research

Medium confidence
Effective range N/A
Optimal

N/A

Key findings

  1. 01 In targeted skincare applications, a closely related recombinant spider polypeptide (sr-(Wasp Spider Polypeptide-1 Oligopeptide-178)) has been observed to promote a healthy skin appearance, confer a silky-soft texture, and deliver an instant firming effect. Further findings from this study indicate a measurable improvement in skin firmness and elasticity, alongside a reduction in the visible appearance of fine lines and wrinkles. (Source: Cosmetic Ingredients Guide, SpecialChem)

Transparency

Not commonly dusted

The Formula

Solubility
Water
Optimal pH N/A
0 7 14

Stability

SR-SPIDER POLYPEPTIDE-1 is characterized as a biotechnological, highly stable, and potent peptide. It contributes positively to overall formulation stability and is recognized for its rapid biodegradability.


Safety

CIR Status
Insufficient data
Sensitization risk Low

While the Cosmetic Ingredient Review (CIR) currently reports insufficient data for SR-SPIDER POLYPEPTIDE-1 specifically, a related ingredient, sr-(Wasp Spider Polypeptide-1 Oligopeptide-178), is rated by EWG Skin Deep with low concerns across categories including cancer, allergies & immunotoxicity, developmental and reproductive toxicity, and general use restrictions. Peer-reviewed literature indicates limited evidence of respiratory irritation. It is broadly considered non-irritating by industry authorities like Paula's Choice and is listed as 'Irritant Free' by SkinSAFE. Suppliers consistently affirm that this ingredient meets all pertinent safety and regulatory requirements, including those stipulated by the EU and China.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Unknown

Our Assessment

Valuable

SR-SPIDER POLYPEPTIDE-1 is a valuable, biotechnological peptide that delivers multi-faceted benefits, including environmental protection, enhanced skin structural integrity, and anti-aging effects, while being broadly compatible and exceptionally well-tolerated across all skin types.


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