About this item BEST COPPER assist the body in the absorption of Iron -metabolism and red blood cell formation PROMOTES BONE DENSITY Decreased Swelling promotes healthy skin SUPPORTS COLLAGEN & ELASTIN PRODUCTION supports the healthy cartilage and tendon regeneration 100% bioavailable copper nanoparticles in pure water, .9999 pure colloidal copper true100ppm- It contains NO proteins, NO stabilizers, NO chemicals, and NO additives TRY IT AND SEE FOR YOUR OWN RESULTS!