Argentyn 23 Professional Bio-Active Hydrosol colloidal silver immune support* formula that maintains, sustains, and supports the immune system*
With unparalleled purity containing only 2 ingredients: 99.999% pure silver and pharmaceutical-grade water, Argentyn 23 offers improved absorption* with greater that 98% bio-active silver and an ultra-fine particle size as small as 0.8 nm (nanometers)