| Product Name | Grape Seed Extract (Proanthocyanidins 95%) |
|---|---|
| Botanical Name | Vitis vinifera L. |
| Plant Part Used | Grape Seeds |
| Specification | Proanthocyanidins ≥95% |
| Cas No.: | 4852-22-6 |
| Solubility | Soluble in water and ethanol |
| Appearance | Fine reddish-brown powder |
| Benefits & Functions | Powerful Antioxidant Activity |
| Applications | 💊 Dietary Supplements |

Grape Seed Extract (GSE) is a natural botanical extract derived from the seeds of Vitis vinifera. It is rich in oligomeric proanthocyanidins (OPCs), powerful polyphenolic antioxidants known for supporting cardiovascular health, skin protection, and cellular defense against oxidative stress.
Chibio Biotech supplies high-purity Grape Seed Extract standardized to Proanthocyanidins ≥95%, with strict heavy metal and microbiological control for safe use in dietary supplements, functional foods, and cosmetic applications.
|
Item |
Details |
|---|---|
|
Product Name |
Grape Seed Extract |
|
Botanical Name |
Vitis vinifera L. |
|
Plant Part Used |
Grape Seeds |
|
Specification |
Proanthocyanidins ≥95% |
|
Grade |
Food Grade |
|
Appearance |
Reddish-brown powder |
|
Shelf Life |
24 months |
|
CAS No. (Proanthocyanidins) |
4852-22-6 |
|
arameter |
Standard |
Result |
|---|---|---|
|
Proanthocyanidin Assay |
≥95% |
110.43% |
|
Ethanol Residue |
≤5000 mg/kg |
696 mg/kg |
|
Loss on Drying |
≤5% |
4.20% |
|
Residue on Ignition |
≤2% |
Complies |
|
Particle Size |
≥98% pass 80 mesh |
Complies |
|
Lead (Pb) |
<1 mg/kg |
<1 mg/kg |
|
Arsenic (As) |
<1 mg/kg |
<1 mg/kg |
|
Mercury (Hg) |
<0.1 mg/kg |
<0.1 mg/kg |
|
Cadmium (Cd) |
<1 mg/kg |
<1 mg/kg |
|
Total Plate Count |
<1000 CFU/g |
Complies |
|
Yeast & Mold |
<100 CFU/g |
Complies |
Food grade botanical extract
High polyphenol concentration
Strict heavy metal control
Microbiologically safe
Suitable for vegan and plant-based formulations
Soluble in water and ethanol
Fine reddish-brown powder
Slightly hygroscopic
Easily incorporated into powder blends, capsules, or beverages
Powerful Antioxidant Activity
OPCs are known to be significantly stronger antioxidants than vitamin C or E.
Cardiovascular Support
Helps protect blood vessels and support healthy circulation.
Skin Health & Anti-Aging Support
Protects collagen and elastin from oxidative damage.
Anti-Inflammatory Properties
Helps modulate inflammatory pathways.
Immune System Support
Enhances cellular protection mechanisms.
Eye Health Support
Supports microcirculation in retinal tissues.

Function:
Supports cardiovascular health
Protects against oxidative stress
Promotes healthy skin and collagen integrity
Typical Dosage:
100–300 mg/day standardized extract
Often combined with Vitamin C or resveratrol for synergistic antioxidant effects.
Function:
Anti-aging antioxidant protection
Improves skin elasticity
Reduces oxidative damage from UV exposure
Typical Inclusion Rate:
0.1–1.0% in serums and creams
Often combined with hyaluronic acid or collagen peptides.
Function:
Natural antioxidant ingredient
Supports cardiovascular wellness beverages
Inclusion Rate:
50–150 mg per serving depending on formulation.
Function:
Supports cognitive health
Improves microcirculation
Typical Dosage:
150–300 mg/day standardized OPC extract.
Grape Seed Selection
⬇
Grinding & Pre-processing
⬇
Solvent Extraction
⬇
Filtration
⬇
Concentration
⬇
Purification
⬇
Drying
⬇
Particle Size Control
⬇
HPLC/UV Standardization
⬇
Packaging
Chibio Biotech has obtained:
ISO 22000 Certification
HALAL Certification
KOSHER Certification
US FDA Food Facility Registration
Ensuring global market compliance and customer confidence.
Standardized proanthocyanidin content testing
Heavy metal monitoring
Microbial safety verification
Batch COA documentation
Large-scale botanical extraction capability
Consistent batch quality
Export-ready documentation and logistics support
25 kg drum packaging
Custom packaging available upon request
Chibio’s Grape Seed Extract (Proanthocyanidins ≥95%) provides a highly concentrated antioxidant ingredient with strong scientific recognition for cardiovascular, skin, and immune health support. Manufactured under strict quality standards and internationally certified production systems, it offers reliable performance for supplements, functional foods, and cosmetic formulations worldwide.
📩 Looking for high-quality OPC-rich Grape Seed Extract for your formulation?
📧 Email: sales@chibiotech.com
📞 Phone: +86 (0)532 66983270
🌍 Website: www.chibiotech.com
✅ Chibio Biotech – Advanced Botanical Antioxidants for Health & Longevity. 🍇✨
Block B, Vanke Center, No.2 Heilongjiang South Road, Shibei District, Qingdao City, China 266033
+86 (0)532 66983270
+86 156 6577 2296
+86 133 8100 5417