Zinc Bisglycinate Powder
2.Appearance: White Crystalline Powder
3.Specification: 99%
4.CAS NO: 7214-08-6
5.Packing Specification: 25kg/drum, 27 drums/tray
6.Delivery: 3-7working days
7.Main Market: Europe, America, Vietnam, Indonesia, Southeast Asia, Thailand, Russia, etc.
8.Certification: cGMP,FSSC,KOSHER,HALAL,BRC,ORGANIC,ISO9001,ISO22000 etc.
- Product Description
Zinc Bisglycinate Powder: Premium Chelated Zinc for Superior Formulations
Zinc Bisglycinate Powder is one of the most bioavailable and well-tolerated forms of zinc supplementation on the health and wellness market today. This chelated mineral compound, composed of two glycine molecules bound to zinc ions, has become an essential option for upgrading high-end immune-boosting formulations. Compared to traditional zinc sulfate or zinc gluconate, zinc glycinate's greatest advantage lies in its electrically neutral structure. Like a carefully encapsulated "nutritional capsule," it avoids the strong dissociation by stomach acid and is directly absorbed through amino acid channels in the intestines. The zinc glycinate supplied by Shaanxi Hongda is specifically designed for brands seeking "extreme gentleness and high bioavailability" in children's immune drops, male vitality capsules, and high-concentration compound powders.
Hongda Phytochemistry is one of the world's leading manufacturers of this high-quality raw material. We utilize state-of-the-art extraction and purification technologies to produce pharmaceutical-grade zinc diglycinate, whose quality fully meets the stringent standards set by the global nutritional supplement industry.

Why Choose Our Zinc Bisglycinate Powder?
Bioavailability You Can Trust
Our company's zinc bisglycinate is 40% easier for the body to absorb than zinc gluconate or citrate because of a special way it binds to other substances. Tests done by people outside the company have shown that this is true. Zinc stays stable while it is being processed because it is linked to glycine. This makes sure that the small intestine absorbs it correctly.
Certified Quality, Every Batch
- ≥98% purity (HPLC-tested)
- 30% elemental zinc content
- Halal, Kosher, and NSF-certified options
- Heavy metals below USP/EP limits (lead <1ppm)
Formulation Flexibility
Hongda's zinc glycinate is in a fully chelated state, effectively shielding the chemical activity of zinc ions. When combined with vitamin C, elderberry extract, or probiotics, it does not trigger an oxidation chain reaction caused by the release of metal ions, significantly extending the shelf life and activity of the final product.

Product Specification
Items | Specifications | Test Results | Test Methods | ||
Appearance | White crystalline powder | Conforms | In-house | ||
Zinc Bisglycinate,w/% | ≥98.0 | 98.7 | In-house | ||
Zinc(on dried basis),w/% | ≥30.0 | 30.1 | In-house | ||
Loss on drying,w/% | ≤1.0 | 0.49 | In-house | ||
pH | 7.5~9.0 | 8.1 | In-house | ||
Particle size,w/% | 90% passing 60 mesh | Conforms | In-house | ||
Additional Guarantees | |||||
Items | Limits | Test Methods | |||
Individual Heavy metals | Pb, ppm | ≤3 | AAS | ||
As, ppm | ≤1 | AAS | |||
Cd, ppm | ≤1 | AAS | |||
Hg, ppm | ≤0.1 | AAS | |||
Microbiologicals | Total plate count, cfu/g | ≤1000 | USP | ||
Yeast and Mold, cfu/g | ≤100 | USP | |||
E. Coli, /g | Negative | USP | |||
Salmonella, /25g | Negative | USP | |||
Zinc glycinate benefits
1. Improve Digestion: Zinc glycinate powder can improve the digestive system and alleviate indigestion and loss of appetite.
2. Enhance Immunity: Zinc glycinate is an essential trace element for the human body, helping to strengthen the body's immune system and improve resistance.
3. Protect Skin Health: Zinc glycinate supplements can help maintain the skin barrier and reduce the occurrence of skin problems.
4. Maintain Nervous System Function: Pure zinc glycinate helps maintain the nervous system and enhance cognitive ability.
5. Promote Wound Healing: Zinc glycinate can promote wound healing and has a certain auxiliary effect on postoperative recovery and wound healing.

Ideal Applications Across Premium Supplement Categories
High-potency immunity supplements benefit from the superior absorption profile and gentle gastric tolerance. Prenatal and infant multivitamins employ the chelated version since it is safer for patients who are already weak. Products that address mineral deficits function better since they are easier for the body to use.
Gummy manufacturing applications showcase exceptional stability under high-heat processing conditions. The low hygroscopicity prevents moisture absorption during production while maintaining texture quality. Effervescent tablet formulations utilize the excellent solubility characteristics for rapid dissolution profiles.
Sports nutrition supplements capitalize on the clean absorption profile for performance-oriented consumers. Anti-aging formulations incorporate Zinc Bisglycinate Powder's antioxidant properties through this highly bioavailable delivery system.

Trusted by Industry Leaders
“Zero batch rejections in 2 years—consistency we rely on.”
– European Multivitamin Brand
“Enabled our best-selling gummy line with no stability issues.”
– U.S. Supplement Startup

Comprehensive Quality Assurance You Can Trust
Manufacturing locations keep their cGMP, ISO 9001, and ISO 22000 certifications up to date to make sure that quality requirements are constantly maintained. Halal and Kosher certifications make it possible to sell items in more areas and suit the demands of certain markets. Third-party laboratory testing through accredited facilities validates purity specifications and safety parameters.
FDA DSHEA compliance supports US market access, while EU Novel Food compliance enables European distribution. Regular audits by international certification bodies maintain quality system integrity. Your regulatory teams receive complete documentation packages supporting product registrations worldwide.
Batch-to-batch consistency tracking enables reliable production planning and quality control. Environmental monitoring ensures manufacturing conditions remain within specified parameters throughout production cycles.

Transparent Testing
We not only have our own laboratories, but also support comparative sampling inspections by neutral third-party organizations such as SGS, Eurofins, and Pony, ensuring seamless integration of your supply chain audits.

Our Packaging
The standard packaging is a 25kg environmentally friendly cardboard drum lined with double-layered PE light-proof and moisture-proof bags. For R&D needs, we support rapid prototyping with 1kg/5kg vacuum-sealed aluminum foil.

Our OEM Service
We support customizing the bulk density to meet your process requirements, ensuring precise control during tableting or capsule filling.

FAQs: What Manufacturers Ask
Q: How does Zinc Bisglycinate compare to zinc oxide?
A: Unlike oxide (5% absorption), our chelated form achieves 60-80% absorption rates—proven in third-party dissolution tests.
Q: Can I blend this with magnesium or vitamin C?
A: Yes! Request our compatibility matrix for 50+ common actives.
Q: Do you provide regulatory documents?
A: Every shipment includes COA, heavy metal reports, and export certifications.
Q: What’s the dosage range for immunity products?
A: Typical use: 15-30mg elemental zinc daily. We offer dose-specific blending guides.
Ready to enhance your formulations with premium Zinc Bisglycinate Powder?
Contact our technical experts today for samples, custom quotes, and formulation support. Transform your Zinc Bisglycinate Powder supplements with superior bioavailability and manufacturing reliability that your customers will notice.
Get started today: duke@hongdaherb.com.


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