Hydrolysed Silk Protein Powder

Water-Soluble | Hair Softening | Moisture Retention | DIY Cosmetic Formulations

Discover the luxurious feel of Hydrolysed Silk Protein Powder from ByMarsi Boutique, a versatile cosmetic ingredient designed to bring softness, smoothness and a silky finish to your handmade hair care and skincare formulations.

Derived from silk proteins broken down through hydrolysis, this ingredient is valued for its film-forming and conditioning properties.

Ideal for shampoos, conditioners, hair masks, facial serums and moisturising creams, Hydrolysed Silk Protein helps create formulations with an elegant, professional-quality feel.

Why You'll Love It

✨ Silky, Smooth Hair

Helps condition the hair surface, improving softness, manageability and the appearance of shine.

💧 Moisture Retention

Supports hydration by forming a lightweight film that can help reduce moisture loss.

🌸 Skin Conditioning

Contributes to a soft, smooth and moisturised skin feel in creams, lotions and serums.

🌿 Improved Hair Manageability

Helps reduce friction between hair fibres, making hair feel easier to comb and style.

💫 Lightweight Conditioning

Adds a luxurious conditioning effect to formulations without relying solely on heavy oils or butters.

Perfect For

• Shampoos and conditioners
• Hair masks and treatments
• Leave-in conditioners
• Hair serums
• Facial creams and lotions
• Hydrating serums
• Body lotions and moisturisers

Technical Information

Product: Hydrolysed Silk Protein Powder

INCI: Hydrolysed Silk 

CAS No: 96690-41-4

Appearance: White to cream-coloured powder

Solubility: Water-soluble

pH: 5.6 (supplier batch result; test concentration not specified)

Function: Hair conditioning, skin conditioning and film-forming ingredient

Origin: Silk-derived, animal-origin ingredient

Recommended Usage

A preliminary development range of approximately 0.5–2% may be considered for some cosmetic formulations. 

Formulation Tips

Disperse and dissolve the powder in water according to the supplier's processing instructions. It typically is incorporated in the water phase, especially in cold processed formulation for eg Shampoos.

For heat-sensitive formulations, consider adding during the cool-down phase. Always check ingredient compatibility, finished-product pH, stability and preservation.

Why Choose ByMarsi Boutique?

At ByMarsi Boutique, we combine cosmetic science with creativity, helping you discover ingredients that bring your personal beauty formulations to life.

From beginners exploring DIY cosmetics to experienced formulators creating sophisticated skincare and hair care products, we're here to inspire your next creation.

Create. Formulate. Personalise.

For cosmetic formulation use only. Not intended for direct application as a raw powder. Store tightly sealed in a cool, dry place and follow supplier handling instructions.

NOTE: Packaging may change and differ from the advertised image