Grape Seed Extract Powder

Premium Grape Seed Extract Powder – 95% Proanthocyanidins for Advanced Nutraceutical and Cosmetic Applications

Xi'an Le-Nutra Ingredients Inc specializes in producing high-specification Grape Seed Extract Powder standardized to 95% proanthocyanidins, processed from premium Vitis vinifera seeds at our 60,000㎡ GMP-compliant facility. With 14+ years of botanical extraction expertise and 3,000-ton annual capacity, we deliver pharmaceutical-grade ingredients backed by UV spectrophotometry verification, supporting global manufacturers in nutraceutical, functional beverage, and anti-aging skincare sectors. Our direct factory supply ensures consistent batch quality, complete traceability, and competitive pricing for bulk orders exceeding 100 kg.

Standardized Product Specifications

Superior Antioxidant Capacity for Multiple Applications

Our high-quality powder exhibits excellent free radical scavenging activity, making it an excellent ingredient for anti-aging oral supplements and vascular health formulas. The potency of 95% proanthocyanidins concentration is better than that of standard extracts.

You'll benefit from our substance that helps to strengthen capillary integrity and reduce vascular fragility. Clinical application shows that it can effectively promote peripheral circulation and protect subcutaneous tissue.

It is highly prized in anti-photoaging skincare formulations and inhibits UV-induced oxidative damage. It has great synergy with vitamin C and vitamin E in compound antioxidant systems, which benefits your product development.

Advanced Extraction Technology and Quality Assurance

We deploy water-ethanol extraction techniques that maintain the stability of bioactive compounds and achieve solvent residues below 5000 ppm as required by USP <467>. We don't adulterate our products. Many low-grade vendors add extracts of peanut skin or pine bark to their products.

Each batch shall be tested by HPLC and HPTLC for botanical identity and potency during manufacture. Enhance your supply chain security with our entire testing paperwork including COA, TDS and MSDS reports.

Our quality control lab screens for a wide variety of contaminants. ICP-MS heavy metal testing ensures lead levels below 0.5 ppm, far tougher than the industry guideline of 3 ppm.

Diverse Industry Applications and Formula Integration

Grape Seed Extract Powder is added to many product categories by manufacturers. Anti-aging dietary supplements use its cellular protection qualities to combat oxidative stress on the whole body level.

The ingredient's capacity to promote microcirculation and ease lower limb heaviness is exploited in vascular maintenance capsules. It is liked by functional beverage developers since it is fully soluble in hot water and in ethanol-based systems.

Cosmetic formulators include the powder to anti-aging serums and preventive creams. It is known to lessen oxidative damage and delay complexion dullness, which is good for your skin care products.

The extract showed good stability in compound formulations when protected from light and oxygen exposure.

Enterprise-Level Supply Chain Advantages

We offer the best procurement options, with no middle men involved thanks to our direct factory pricing methodology. We hold a backup supply of 30+ days to ensure 98% on-time delivery for overseas customers.

With our 6 multipurpose production lines we are able to produce adjustable batch sizes from 100 kg trial orders up to multi-ton commercial shipments. Our automatic quality control systems ensure you receive the same product specs with every shipment.

We offer complete customisation service for specification changes, private labelling and package design. Our R&D team has experience in formula formulation and dosage optimisation for your OEM/ODM products.

Global logistics agreements allow for the efficient delivery of goods via sea freight, air cargo or express. We offer variable terms of EXW, FOB, CFR, CIF, DAP and DDP to suit your supply chain needs.

Storage Guidelines and Stability Parameters

Keep in well closed containers in cool, dry warehouses, away from direct sunlight. Exposure to light and oxygen will diminish the antioxidant activity with time .

Store at a temperature not exceeding 25°C. Store relative humidity not beyond 60% Implementing first-in-first-out rotation of items in your inventory management will optimise retention of active compounds.

Shelf life of 24 months applies only if original sealed packaging remains intact under specified conditions. Transfer any unused parts to airtight containers and consume within 6 months of opening.

FAQ

Q: In which applications is this extract most effective?

A: This powder is suitable for anti-aging oral supplement, vascular maintenance capsule, antioxidant functional beverage and anti-aging cosmetic raw material. Its dual solubility profile enables both capsule filling and liquid formulation creation.

Q: How does it mix with other ingredients?

A: The extract has good synergy with widely used vitamin C and vitamin E in compound antioxidation and skincare compositions. The combination of these two boosts overall antioxidant capacity via complimentary processes.

Q: What are critical storage requirements?

A: You must fully seal containers to isolate air, then store in cool, dark, dry warehouses. Antioxidant activity will be reduced by exposure to light and oxygen. Shelf life is 24 months under conventional storage conditions.

Partner With a Trusted Manufacturer

Ready to secure your premium Grape Seed Extract Powder supply? Contact our team at enquiry@lenutra.com for technical specifications, pricing proposals, and sample arrangements.