see on the information page Nano Gold (Nanocarrier, Colloidal Gold 1-50nm) is oil soluble. But on the technical page it says dissolved in water, it dissolves in water or Nano Gold (Nanocarrier, Colloidal Gold 1-50nm) . Nano Gold (Nanocarrier, Colloidal Gold 1-50nm) Suitable for นำพา a mixture that d...