Description

Grape Seeds Oligomeric Proanthocyanidins (500 Mg) is a standardized, high-potency extract derived from Vitis vinifera seeds, primarily composed of oligomeric proanthocyanidin complexes. This potent natural antioxidant is crucial for formulators seeking to enhance the stability and bioactive profile of health and wellness products. It is an essential ingredient for manufacturers in the nutraceutical, cosmetic, and functional food industries requiring a reliable, high-quality source of polyphenols.

Application

• Nutraceutical & Dietary Supplements: Core ingredient for antioxidant support, cardiovascular health, and anti-aging formulations, often in capsule, tablet, or powder blends.
• Cosmetics & Skincare: Valued for its anti-aging and photoprotective properties, used in serums, creams, and lotions to combat free radical damage and support collagen.
• Functional Foods & Beverages: Incorporated into health drinks, fortified foods, and sports nutrition products to boost antioxidant capacity and shelf life.
• Pharmaceutical Intermediates: Serves as a starting material or active component in the research and development of therapeutic agents.
• Animal Nutrition: Used in premium pet food and livestock supplements to promote overall health and vitality.
• Research & Development: A standard compound for in-vitro and in-vivo studies focused on oxidative stress, inflammation, and metabolic health.

Basic Information

Product Name	Grape Seeds Oligomeric Proanthocyanidins (500 Mg)
CAS No.	222838-60-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Grape Seed Extract OPC; Oligomeric Proanthocyanidins; Procyanidolic Oligomers (PCO); Grape Seed PCO; Vitis vinifera Seed Extract; Proanthocyanidin A2; Procyanidin B2; Leucoanthocyanidins
EINECS	Contact for details

Quality Control

Our Grape Seeds Oligomeric Proanthocyanidins is produced under strict quality management systems. Each batch is tested to ensure it meets high-purity standards, typically conforming to relevant specifications for dietary supplement and cosmetic ingredients. Certificates of Analysis (COA) documenting identity, purity, and assay are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent moisture absorption.

Specification

Item	Specification
Appearance	Fine Brownish-Red Powder
Identification (HPLC/UV)	Complies
Assay (as OPC)	Min. 95%
Loss on Drying	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 10 ppm
Total Plate Count	≤ 1000 cfu/g
Yeast & Mold	≤ 100 cfu/g
E. Coli	Negative
Salmonella	Negative

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