Product Description

Polyglutamic Acid (γ‑PGA) Powder is a natural biopolymer produced via microbial fermentation (Bacillus subtilis). It is a premium cosmetic‑grade skincare raw material, well‑known for outstanding water‑binding capacity, film‑forming property and skin‑barrier repairing effect.

It can hold up to 5000 times its own weight in water, superior to traditional hyaluronic acid, delivers long‑lasting moisturization, improves skin elasticity and smoothness, and forms a gentle protective film on skin surface. It has excellent formulation compatibility, works perfectly with anionic, non‑ionic surfactants, can be used in serum, mask, cream, lotion and hair care products.

COA

Items	Specifications	Test Results
Appearance	White or off‑white fine powder	Complies
Odor	Characteristic, odorless	Complies
Loss on Drying	≤8.0%	3.12%
Assay	≥92.0 %	94.35%
Heavy Metal Total	≤10.0mg/kg	Complies
Lead (Pb)	≤2.0mg/kg	Complies
Arsenic (As)	≤2.0mg/kg	Complies
Mercury (Hg)	≤1.0mg/kg	Complies
Microbiology
Total Plate Count	≤1000cfu/g	<120cfu/g
Yeast & Moulds	≤100cfu/g	<15cfu/g
E.Coli, Pseudomonas, Staphylococcus	Negative	Negative

Functions and Effects

◆Powerful ultra‑long hydration & moisture‑locking performance

High water‑binding capacity, cuts transepidermal water loss, plumps dry skin, provides long‑lasting moisturization superior to hyaluronic acid.

◆Gentle barrier repair & soothing capacity

Creates breathable skin‑surface film, mends damaged stratum corneum, eases dry tightness, fit for sensitive skin.

◆Excellent water‑solubility & broad formula compatibility

Fully water‑soluble, compatible with niacinamide, VC derivatives and plant actives, stable in common cosmetic pH ranges.

Application Fields

It is widely incorporated into moisturizing toners, hydrating serums, barrier‑repair creams, facial masks and hair care products with recommended dosage 0.1%‑3.0%; it can be compounded with hyaluronic acid, niacinamide, VC derivatives and plant moisturizing extracts to enhance hydration effect, strengthen skin barrier and improve water‑phase system stability.

It locks massive moisture on skin surface while forming a breathable protective film to soothe dry and fragile skin. It shows excellent water‑soluble property and delivers best performance within pH 4.0‑7.0.

Business Scope

0421001

Packaging And Transportation Methods

001

Certificationss

222

FAQ

Q1: What is Polyglutamic Acid (γ‑PGA) Powder?

A1: It is a cosmetic‑grade biopolymer produced via microbial fermentation. It is a high‑performance moisturizing raw material with outstanding water‑binding and film‑forming properties.

Q2: What is the recommended dosage for cosmetic formulation?

A2: 0.1%‑3.0%. 0.1%‑1.0% for basic moisturizing & barrier care; 1.0%‑3.0% for high‑moisture and anti‑dullness formulas.

Q3: Is it water‑soluble?

A3: Yes, it is fully soluble in water phase. It is insoluble in organic solvents.

Q4: What pH range is stable for Polyglutamic Acid Powder?

A4: It performs best and remains stable at pH 4.0‑7.0.

Q5: Which raw materials can it be compounded with?

A5: It is compatible with hyaluronic acid, niacinamide, VC derivatives, plant extracts and most common cosmetic actives.

Q6: Is it suitable for sensitive skin?

A6: Yes. It forms a gentle breathable film on skin surface, helps repair skin barrier and relieves dry tightness, suitable for sensitive and fragile skin.

Q7: What products can this powder be applied to?

A7: Toners, serums, moisturizing creams, facial masks, lotions, shampoos and conditioners.

Q8: What is the shelf life and storage condition?

A8: 24 months. Store in sealed, cool and dry place, avoid direct sunlight and high humidity.

How To Cooperate With Us?

Our address

No. 56, Jinye 1st Road, Hi-Tech Zone, Xi'an,Shaanxi Province, China

Phone Number

18092919441

E-mail

peri@taianbio.com

product-1600-470