Top Quality Pure Oyster Shell Extract Powder For Sale Description Product Name:oyster extract/oyster extract powder Latin name: Pleurotus ostreatus l. Active Ingredient: Taurine Specification: 10:1 Source: oyster Extraction Part:shell Appearance: gray white fine powder Applications Medicine and health products, beverages and food additives Functions Freeze Dried Oyster Powder is an excellent dietary supplement containing natural Taurine and Zinc Compounds, which …