Tremella Polysaccharide manufacturer / supplier in China, offering Bird′s Nest Acid Raw Material Powder Fine and Easy to Mix for Various Industries, Bird′s Nest Acid (N-acetylneuraminic acid) Raw Material Fully Certified for Worry Free Cross-Border Trade, Bird′s Nest Acid Raw Material (98% high purity) Good Water Solubility, Easy Absorption, Suitable for Multi Dosage Form Products and so on.