Minerals are essential for cell growth and repair, hormone and enzyme production, muscle tone and to maintain energy levels. Research shows that in the absence of minerals, vitamins have no function. Since our blood is also a colloid, only trace minerals in colloidal form are beneficial and can be properly utilised by the human body. This product is pure and of high quality, and has a natural golden colour which gives the product a longer shelf life. The process used to produce a golden coloured Colloidal Silver is more lengthy and difficult than to produce a clear coloured one. Kombucha House guarantee no added colour has been used in the process, nor does the product contain added artificial ingredients or stabilisers. It is advised, you keep the product away from direct light and magnetic fields. Store in a dark place and do not refrigerate.