I use this preservative im a number of formulas. The quality is very good. Haven’t had any spoilage. I would like to see the expiry date on the bottle or at least on the website though.
Pure Actives Co.
Hydrolyzed Keratin Protein Powder
Hydrolyzed Keratin Protein Powder
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Description
Description
Hydrolyzed Keratin Powder — Structural Protein Active for Hair & Skin Formulations
Keratin is the primary structural protein in hair, skin, and nails — and when it's depleted through heat, chemical processing, or environmental stress, the damage shows. Hydrolyzed Keratin Powder delivers low-molecular-weight keratin peptides that penetrate the hair shaft and skin surface, replenishing lost protein, sealing the cuticle, and restoring strength from the inside out.
Whether you're crafting a bond-repairing shampoo, a leave-in conditioning treatment, or a skin-firming serum, this cosmetic-grade powder dissolves cleanly and performs reliably across a wide range of formulation systems.
Key Benefits
- Strengthens & repairs hair — keratin peptides fill gaps in the cortex and cuticle, reducing breakage, split ends, and porosity in damaged or chemically treated hair
- Improves elasticity & manageability — restores the hair's natural flexibility and reduces frizz by smoothing the cuticle layer
- Film-forming & conditioning — forms a protective protein film on hair and skin that locks in moisture and improves texture and shine
- Skin-compatible — supports skin barrier function; suitable for use in facial serums, body lotions, and nail treatments
- Versatile & easy to use — water-soluble powder that incorporates cleanly into aqueous systems without affecting colour or clarity
How to Use
- Incorporation: Dissolve in the water phase; can also be added at cool-down (below 40°C / 104°F) to preserve peptide integrity
- Recommended Usage Rate: 0.5–5% in finished formulations (1–3% typical for hair care; 0.5–2% for skin care)
- pH Compatibility: Stable across pH 4.0–7.0; performs best in slightly acidic systems (pH 4.5–6.0) for hair applications
- Solubility: Water-soluble; dissolves readily in warm water
Formulation Details
| INCI Name | Hydrolyzed Keratin |
| CAS Number | 69430-36-0 |
| Appearance | White to off-white powder |
| Molecular Weight | Low molecular weight peptides (<1000 Da) for enhanced penetration |
| Solubility | Water-soluble |
| Recommended Usage Rate | 0.5–5% |
| pH Compatibility | 4.0–7.0 |
| Incorporation Phase | Water phase or cool-down (below 40°C) |
| Shelf Life | 24 months, properly stored |
| Storage | Store at 10–25°C (50–77°F), away from direct light and humidity, in a sealed container |
| Grade | Cosmetic Grade — External Use Only |
Suggested Formulas & Pairings
Hydrolyzed Keratin Powder works synergistically with:
- Hydrolyzed Oat Protein — combine with Hydrolyzed Oat Protein Powder for a multi-protein conditioning system that targets both strength and moisture retention in hair care formulations
- Hydrolyzed Rice Protein — layer with Hydrolyzed Rice Protein Powder for added volume and film-forming performance in lightweight leave-in treatments
- D-Panthenol (Provitamin B5) — pair with D-Panthenol to boost moisture binding and enhance the conditioning effect in shampoos and conditioners
- Hyaluronic Acid — add Hyaluronic Acid Powder LMW to the water phase for a hydrating protein-peptide serum targeting skin elasticity and firmness
- Preservative — protect your formulation with Euxyl PE 9010 at 0.8–1% or Germall Plus at 0.1–0.5%
Example formula: A 2% Hydrolyzed Keratin + 1% Hydrolyzed Oat Protein + 3% D-Panthenol leave-in conditioning spray in a water/aloe base, preserved with 0.8% Euxyl PE 9010, pH adjusted to 5.0. Dissolve all proteins in warm water; add Panthenol and preservative at cool-down.
All products sold are cosmetic grade. For external use only. Intended for cosmetic and personal care formulations.
Suggested Usage & Formulation
Suggested Usage & Formulation
Dissolve 0.5–5% Hydrolyzed Keratin Powder in warm water during the water phase, or add at cool-down (below 40°C) to preserve peptide integrity. Use 1–3% in rinse-off hair care (shampoos, conditioners), 2–5% in leave-in treatments and masks, and 0.5–2% in skin serums and body lotions. Adjust pH to 4.5–6.0 for optimal hair care performance. Combine with D-Panthenol and Hydrolyzed Oat or Rice Protein for enhanced conditioning results.
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