Product Introduction
γ‑Polyglutamic Acid (γ‑PGA) is a biodegradable, water‑soluble biopolymer produced via microbial fermentation. As a professional cosmetic raw material, it has a unique structure rich in hydrophilic carboxyl groups, delivering outstanding moisture retention, film‑forming, and skin‑improving properties. It is widely used in skincare, daily chemicals, and other formulations as a next‑generation green moisturizing active ingredient, favored by cosmetic manufacturers worldwide.
Why Choose Dowell γ‑Polyglutamic Acid?
Stable Supply
Full stock, standardized production line, no shortage of goods.
Cost‑Effective
Factory direct pricing, no middlemen, competitive quotes for bulk orders.
Quality Assured
Professional R&D team, strict quality testing, compliance with international cosmetic standards.
Full Documentation
Provide complete certificates (COA, MSDS) and technical support.
Product Application
Beauty & Personal Care (Main Application)
- Facial essences, serums, lotions, and creams (moisturizing & barrier repair).
- Sheet masks, eye masks, sleeping masks (deep hydration & skin nourishment).
- Toners, ampoules, and barrier-repair products (sensitive skin-friendly).
- Sunscreens and color cosmetics (enhance hydration & improve skin texture)
Frequently Asked Questions
Is γ‑Polyglutamic Acid suitable for sensitive skin?
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Yes. Our γ-PGA is biodegradable, non-irritating, and free of harmful substances. It is compatible with most skin types, including sensitive and fragile skin, and will not cause redness, itching, or other discomfort.
What is the recommended usage rate in cosmetics?
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The typical dosage of γ-PGA in final cosmetic formulations is 0.05% – 1.0%. You can adjust the dosage according to the product type (e.g., essence: 0.5-1.0%, lotion: 0.1-0.5%) and desired moisturizing effect.
How should I store this product?
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Please store γ-PGA in a dry, cool, well-ventilated area away from direct sunlight and high humidity. Keep the package sealed when not in use to prevent moisture absorption and ensure product stability.
What is the shelf life of Dowell γ‑Polyglutamic Acid?
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Under proper storage conditions (dry, cool, sealed), the shelf life of our γ-PGA is 24 months. Please use the product within the shelf life for the best efficacy.
Do you provide samples and technical documents?
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Yes. We offer free test samples (5-10g) for your evaluation. We also provide complete technical documents, including COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), formulation guides, and application data to support your product development.
Packaging and service
Storage: Store in a dry, cool, and well-ventilated place.
Packaging: 1 kg/bag, 25 kg/drum
Delivery Time: 7 days after order placement
1.Express Delivery
3-5 days for shipments under 100 kg
Door-to-door service
2.Ocean Freight
Over 300 kg: Approximately 30 days. Port-to-port service requires a professional customs clearance agent.
3.Air Freight
100kg-1000kg, 5-7 days
Airport-to-airport service, requires a professional customs clearance agent
Send inquiry or contact us to get free sample, and learn more details about it.
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