China Transfer Factor Drying Powder manufacturer ...
2021-1-14 · Product series include animal polypeptide series, plant extract series, biological enzyme series, water-soluble silicon series and environmental purifying agent series; Representative products include sheep embryonin, sheep cord blood active factor, earthworm polypeptide, bovine fetal liver extract, thymosin, transfer factor, bone peptide, cerebroprotein hydrolysate, SOD, birch antler extract, earthworm polypeptide …
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