Pure Reduced Glutathione

Pure Reduced Glutathione
Details:
Pure Reduced Glutathione (GSH) is a naturally occurring, high-purity tripeptide composed of glutamic acid, cysteine, and glycine. It appears as a white crystalline powder that is highly soluble in water, making it an ideal active ingredient for advanced formulations.
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Description
Technical Parameters
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To become a global professional comprehensive solution supplier in the field of cosmetics raw materials.

 

Product Overview

 

Pure Reduced Glutathione (GSH) is a naturally occurring, high-purity tripeptide composed of glutamic acid, cysteine, and glycine. It appears as a white crystalline powder that is highly soluble in water, making it an ideal active ingredient for advanced formulations.

 

Technical Specifications (COA)

 

Analysis Item

Specification

Typical Result

Test Method / Standard

Assay (Dry Basis)

98.0% – 101.0%

98.5%

HPLC

Specific Rotation [α]D²⁰

-15.5° to -17.5°

-15.86°

Polarimetry

GSSG (Oxidized Form)

≤ 1.5%

0.2%

HPLC

Loss on Drying

≤ 0.5%

0.1%

105°C, 3h

Residue on Ignition

≤ 0.1%

0.05%

USP / EP

Heavy Metals (Total)

≤ 300 mg/kg

Complies

ICP-MS

Lead (Pb)

≤ 3 mg/kg

Complies

ICP-MS

Arsenic (As)

≤ 1 mg/kg

Complies

ICP-MS

Total Plate Count

≤ 1000 cfu/g

Complies

ISO 4833

E. coli & Salmonella

Absent / 10g

Negative

ISO Standard

 

Applications

 

Cosmetics & Skincare: Premium active ingredient for whitening serums, brightening creams, and anti-aging emulsions. (Recommended usage level in formulations: 0.1% – 2.0% depending on the product type)

 

Nutraceuticals: Core antioxidant and cellular detoxification agent for dietary supplements (capsules, tablets, and powders).

 

Functional Foods & Beverages: Premium fortification for health drinks and wellness nutrition formulas.

 

Manufacturer Strengths

 

Experienced Manufacturer
Founded in 2012, With over 13 years of export experience, providing bulk supply and customized solutions for global brands, distributors, and OEM/ODM manufacturers.

 

R&D and Application Support
Our 1,500 m² R&D center focuses on high-purity ingredient development and formulation support to help customers optimize product applications.

 

Large-Scale Manufacturing Capability
Our 10,000 m² standardized manufacturing facility enables scalable production with strict quality control, ensuring consistent product performance, efficient capacity expansion, and reliable supply for global partners.

 

Global Market Reach & Supply Experience
With customers in more than 40 countries and over 600 clients worldwide, we have developed extensive experience in international ingredient supply and global customer support.

 

Quality Control

 

Advanced Laboratory Testing
Our laboratory is equipped with modern analytical instruments, including HPLC and mass spectrometry systems, to ensure accurate ingredient identification and quality evaluation.

 

Comprehensive Batch Testing
Each batch undergoes strict testing for purity, stability, heavy metals, residual solvents, and microbiological safety to ensure consistent quality and compliance with industry requirements.

ZHENYIBIO ABOUT US

 

Certifications & Documentation

 

Quality Certifications
Certified with ISO 9001, ISO 22000, Kosher, and Halal standards to support global quality and compliance requirements.

 

Technical Documents
Provide complete documentation for each batch, including COA, TDS, and MSDS for quality verification and product traceability.

ZHENYIBIO patent
ZHENYIBIO patent 1
High-tech Enterprise
ZHENYIBIO COMPANY

 

Packaging & Storage

 

Packaging Options
Standard Packaging: Packed in food-grade polyethylene bags as the inner layer, sealed inside a sturdy cardboard drum or aluminum foil bag.

Specifications:
1 kg / Aluminum Foil Bag
5 kg / Aluminum Foil Bag
25 kg / Fiber Drum

Customization: Customized packaging options are available upon request to meet specific distribution or storage requirements.

Storage Conditions
Store in a cool, dry, and well-ventilated area away from direct sunlight and heat sources.
Keep the container tightly sealed to prevent moisture absorption and oxidation.

Shelf Life
24 months from the manufacturing date in its original, unopened packaging.

 

FAQ

 

Q: What is the Minimum Order Quantity (MOQ) for Pure Reduced Glutathione?

A: Our standard MOQ is 1 kg for evaluation and sample testing, and 25 kg for commercial bulk orders. Flexible terms can be discussed based on your specific project requirements.

Q: Can you provide free samples for laboratory testing before placing a bulk order?

A: Yes, we provide free analytical samples (usually 10-50g) for your quality and compatibility testing, while freight costs are typically covered by the client or arranged via your courier account.

Q: What are the payment terms you accept for international orders?

A: We accept common international payment methods including T/T (Telegraphic Transfer), L/C at sight, and other secure payment terms subject to agreement.

Q: What is your standard lead time for order delivery?

A: For regular sample and stock orders, shipment can be arranged within 5 to 7working days. For bulk production orders, the lead time is generally 15 to 25 working days depending on the order volume.

Q: Do you offer custom documentation or private labeling services for global distributors?

A: Yes, we provide full technical documentation such as custom COAs, MSDS, and compliance papers. We also support OEM/ODM packaging services tailored to private label requirements.

 

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