High-Purity Resveratrol Powder for Skin Care and Anti-Aging Applications

Product Description

Product Description
Bulk Resveratrol Powder is a highly concentrated extract derived from the root of Knotweed, commonly known as Japanese Knotweed. This powerful antioxidant is highly touted for its potential to support cardiovascular health, promote longevity, and fight oxidative stress, and has gained great popularity in the current market for natural health products, especially among consumers seeking natural supplements.
Our Resveratrol Raw Material Knotweed is sourced from pristine areas in Japan, which have excellent growing conditions. After sourcing the raw materials, a solvent extraction method is used to effectively isolate the most beneficial compound, resveratrol.Our main hot-selling specifications are 10% is a darker brown-yellow color, and 98% is an off-white powder. The powder is almost odorless and slightly sweet. The product properties are very stable and have a long shelf life if stored properly. Our products are widely used in dietary supplements, pharmaceuticals, and cosmetics. For dietary supplements, about 100-500 mg per serving is common, while for skin care products, a concentration of 1-2% is usually recommended. Adding our bulk resveratrol powder to their products can improve their overall effectiveness. COA
Test ItemsSpecificationsResultsTest Method & Reference

Appearance	White or off-white fine powder	Conforms	Visual Inspection
Identification (HPLC)	Retention time matches standard	Conforms	HPLC, USP <621>
Assay (HPLC)	≥98.0%	98.5%	HPLC, USP <621>
Loss on Drying	≤0.5%	0.21%	USP <731>
Residue on Ignition	≤0.1%	0.03%	USP <281>
Heavy Metals	≤10 ppm	<10 ppm	ICP-MS, USP <233>
Arsenic (As)	≤1.0 ppm	<0.1 ppm	ICP-MS, USP <233>
Lead (Pb)	≤1.0 ppm	<0.1 ppm	ICP-MS, USP <233>
Cadmium (Cd)	≤0.1 ppm	<0.05 ppm	ICP-MS, USP <233>
Mercury (Hg)	≤0.1 ppm	<0.05 ppm	ICP-MS, USP <233>
Particle Size	95% pass 80 mesh	Conforms	Sieve Analysis, USP <786>
Microbial Count	≤1,000 CFU/g	<100 CFU/g	USP <2021>
Yeast & Mold	≤100 CFU/g	<10 CFU/g	USP <2021>
E. coli	Negative	Negative	USP <2022>
Staphylococcus aureus	Negative	Negative	USP <2022>
Residual Solvents	Meets ICH Q3C guidelines	Conforms	GC, USP <467>

FAQ
Q: What is Resveratrol?
A: Resveratrol is a powerful antioxidant naturally found in grapes, red wine, and Japanese Knotweed, known for its anti-aging and heart-health benefits.
Q: What benefits can this supplement provide?
A: It supports cardiovascular health, promotes skin rejuvenation, and may have anti-inflammatory effects, helping to fight oxidative stress.
Q: How should I use this product?
A: It can be taken as a dietary supplement or mixed into smoothies. A typical dose is 100-500 mg per day depending on individual needs.
Q: How pure is this product?
A: This supplement is 98% pure, with the purity confirmed through HPLC testing to ensure high quality and effectiveness.
Q: Is this supplement safe for everyone?
A: Yes, it's generally safe when used as recommended. However, high doses might cause mild digestive issues. Always consult a healthcare provider if you have any concerns.
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