Grapeseed Extract Powder

What is Grapeseed Extract Powder?

Grapeseed Extract Powder — sourced from red grape seeds and produced through a clean, solvent-free extraction process delivers one of the most potent and versatile plant-derived polyphenol ingredients available in bulk supplement and functional food markets.

The Science Behind OPCs:

Oligomeric proanthocyanidins (OPCs) are a class of condensed tannin polyphenols found in concentrated form within grape seeds. Composed of catechin and epicatechin subunits with gallic acid ester linkages, OPCs have been extensively studied for their exceptionally high antioxidant activity — demonstrated in multiple in vitro and clinical models to exceed both vitamin C and vitamin E in free radical scavenging capacity. ORGANICWAY’s extract is standardized to ≥95% OPCs — among the highest commercially available concentrations — ensuring consistent potency and precise formulation dosing.

Extraction Integrity — Solvent-Free Process:

Unlike conventional grapeseed extracts that may use hexane or acetone for polyphenol liberation, ORGANICWAY uses only water extraction or ethanol in strict adherence. This ensures a clean-label ingredient with no synthetic chemical residues — critical for finished products and clean-label supplement brands.

Key Bioactive Complex:

The extract delivers four primary bioactive fractions: OPCs (the dominant standardized polyphenol fraction at ≥95%); catechins and epicatechins (monomeric flavan-3-ols supporting vascular tone and antioxidant defense); and gallic acid (a hydroxybenzoic acid with complementary anti-inflammatory and antimicrobial properties). Together, these compounds support:

• Cardiovascular health: maintaining healthy blood pressure; reinforcing capillary and venous integrity
• Skin health (nutricosmetics): protecting collagen and elastin from oxidative degradation — supporting anti-wrinkle and photoprotection claims
• Eye health: protecting delicate ocular vasculature from oxidative stress and digital blue-light fatigue
• Cognitive health: providing neuroprotective antioxidants supporting mental clarity and healthy brain aging
• Functional beverages: high water solubility enables clear RTD applications without sedimentation

For topical applications, the extract’s high solubility and photostability make it effective in serums and creams targeting UV protection and anti-aging at 0.5–2% formulation levels. Typical oral dosage: 100–300 mg/day for general antioxidant support; up to 600 mg/day for targeted cardiovascular protocols.

Non-GMO Project Verified, Vegan, Gluten-Free, and ISO 22000/HACCP compliant. Sample (1 kg) to bulk (25 kg+) available. Lead time: 10–20 days.

Physical & Chemical Specifications

Product Specifications

Key Bioactive Compounds

Dosage Reference

Microbiological & Contaminant Standards

All batches tested at accredited third-party laboratories. Certificate of Analysis (COA) available upon request.

Certifications

OPC content validated by UV spectrophotometry (vanillin-HCl method or equivalent). No hexane, acetone, or synthetic chemical residues per NOP/EU regulations.

Applications

Application Matrix

Key Health Benefits

Formulation Tips

FAQ

<!– wp:rank-math/faq-block {"questions":[{"id":"faq-question-1776758550094","title":"Q: Do you use hexane or acetone in the extraction process?“,”content”:” A: No. As a certified ingredient, ORGANICWAY Grapeseed Extract is produced exclusively using water or ethanol. Ensuring the finished powder contains zero synthetic chemical residues. This is verified by GC headspace solvent residue testing on every batch.”,”visible”:true},{“id”:”faq-question-1776758568072″,”title”:”Q: How does your OPC level compare to pine bark extract (Pycnogenol)?“,”content”:” A: Both grapeseed extract and pine bark extract are rich in OPCs with very similar antioxidant profiles. Grapeseed extract standardized to ≥95% OPCs is typically more cost-effective while delivering comparable free radical scavenging capacity — making it the preferred choice for mass-market premium supplements and functional food applications where budget and efficacy both matter.”,”visible”:true},{“id”:”faq-question-1776758598052″,”title”:”Q: Can this extract be used in topical skincare formulations?“,”content”:” A: Yes. The extract’s high water solubility, red-brown to violet pigment, and photostability make it well suited for serums, creams, and masks targeting UV protection and anti-aging. Recommended topical usage level: 0.5–2% (w/w). It works synergistically with vitamin C derivatives for collagen-protective formulations.”,”visible”:true},{“id”:”faq-question-1776758631077″,”title”:”Q: How is the powder’s stability ensured over 24 months?“,”content”:” A: OPCs are sensitive to light, oxygen, and moisture. ORGANICWAY supplies the extract in vacuum-sealed, light-protected packaging. Stored in a cool, dry environment below 25°C, the powder retains ≥95% OPC potency for 24 months from production date, as validated by UV spectrophotometric retesting.”,”visible”:true},{“id”:”faq-question-1776758651474″,”title”:”Q: Is this product suitable for vegan and gluten-free finished products?“,”content”:”A: Yes. The extract is derived solely from grape seeds with no animal-derived processing aids. It carries Vegan and Gluten-Free certifications, and is produced in a facility free from the 14 major EU allergens. Non-GMO Project Verified status further support clean-label positioning.”,”visible”:true},{“id”:”faq-question-1776758697133″,”title”:”Q: What are typical formulation doses for different health claims?“,”content”:” A: General antioxidant support: 100–300 mg/day. Targeted cardiovascular support: up to 600 mg/day. Functional beverages: 50–200 mg/serving. Topical: 0.5–2% formulation weight. These ranges align with published clinical literature; final dosing should be confirmed with a regulatory or clinical advisor for specific label claims.”,”visible”:true},{“id”:”faq-question-1776758717122″,”title”:”Q: How does grapeseed extract support skin health from the inside?“,”content”:” A: OPCs inhibit the enzymes — collagenase, elastase, and hyaluronidase — that break down collagen, elastin, and hyaluronic acid in the skin matrix. Combined with gallic acid’s anti-inflammatory activity and the overall free radical scavenging capacity exceeding both vitamins C and E, the extract supports UV-induced oxidative stress protection, skin elasticity maintenance, and healthy aging from within. Synergistic pairing with vitamin C (e.g., lemon juice powder) further enhances collagen cross-linking.”,”visible”:true},{“id”:”faq-question-1776758761074″,”title”:”Q: What are the MOQ, sample availability, and lead times?“,”content”:” A: Free samples (1 kg) are available via FEDEX, UPS, and EMS. Bulk MOQ: 25 kg per order (40 drums/pallet). Standard lead time: 10–20 business days from order confirmation. Payment: T/T, L/C, D/P, D/A, MoneyGram, Western Union, credit card. Ports of loading: Qingdao, Tianjin.”,”visible”:true}]} –>

Packaging & Storage

Packaging Specifications

Storage Conditions

OPCs are sensitive to light and oxygen. Vacuum-sealed, light-protected packaging is standard for all ORGANICWAY grapeseed extract shipments. Do not expose to direct sunlight or high humidity after opening.