... unsaturated fatty acid, phycophaein, fucoidin, and also it contains some natural growth regulating substances, such as cytokinin, gibberellin, mannitol, betaine, polyphenols ... as iodine, zinc, nickel, magnesium and some beneficial bacterium and natural antibiotics ITEMSTADNDARD1. AppearanceBrown Powder or Flake2. OdourSmell of Seaweed3.Solubility ...