Description

Zinc Bis(Histidinate) CAS NO 144071-79-4 is a coordination complex of zinc with the amino acid L-histidine, offering a highly bioavailable and stable form of zinc. This compound is significant for its superior absorption and utilization profile compared to inorganic zinc salts, making it ideal for applications requiring high bioavailability and minimal gastrointestinal irritation. It is primarily needed by manufacturers in the nutraceutical, pharmaceutical, and functional food industries for formulating advanced dietary supplements and specialized medical nutrition products.

Application

• Dietary Supplements: As a premium, highly bioavailable source of zinc in capsules, tablets, and liquid formulations.
• Pharmaceutical Preparations: Used in prescription and over-the-counter products for zinc deficiency, wound healing, and immune support.
• Medical Nutrition: A key ingredient in enteral and parenteral nutrition formulas for clinical settings.
• Functional Food & Beverage Fortification: Incorporated into foods and drinks to enhance their nutritional value without affecting taste.
• Cosmetic & Personal Care: Utilized in topical formulations for its skin-healing and anti-inflammatory properties.
• Animal Nutrition (Feed Additives): Enhances growth, immunity, and overall health in livestock and pet food.
• Research & Development: Serves as a standard or reagent in biochemical and nutritional studies.

Basic Information

Item	Details
Product Name	Zinc Bis(Histidinate)
CAS No.	144071-79-4
Molecular Formula	C12H16N6O4Zn
Molecular Weight	373.68 g/mol
Synonyms	Zinc Histidinate; Zinc L-Histidinate; Zinc Dihistidinate; Bis(L-histidinato)zinc; Zinc Histidine Complex; Zinc Amino Acid Chelate; Zinc Bis(histidine); Zinc(II) bis(histidinate)
EINECS	Contact for details

Quality Control

Our Zinc Bis(Histidinate) is manufactured under strict quality management systems. Each batch undergoes rigorous testing to ensure it meets high-purity standards suitable for nutraceutical and pharmaceutical applications. Certificates of Analysis (COA) documenting identity, purity, and heavy metal content are provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a low-humidity environment to prevent caking and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Zinc Content)	Min. 17.0%
Purity (HPLC)	Min. 98.0%
Loss on Drying	Max. 1.0%
Heavy Metals (as Pb)	Max. 10 ppm
Arsenic (As)	Max. 2 ppm
Residual Solvents	Complies with ICH guidelines
Microbiological Analysis	Total Plate Count: Max. 1000 cfu/g; Yeast & Mold: Max. 100 cfu/g; Absence of E. coli, Salmonella

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.