High Quality Resveratrol & Polydatin,China RQ price supplier

A.Botanical name:Polygonum cuspidatumSieb.Et Zucc.
B.Content:20%, 50%, 90%, 95%, 98%

Oxyresveratrol 99%

Polydatin
A.Botanical name:Polygonum cuspidatumSieb.Et Zucc.
B.Content:99%