Trace Minerals Colloidal Silver Spray, 30 ppm, 4 fl oz, 118 Servings

What the brand says

Trace Minerals Colloidal Silver is a dietary supplement with over 30 ppm per dose of pure colloidal Silver. Trace Minerals Research use special and proprietary technology to process this high quality Colloidal Silver. With each bottle, you can expect a wide range of nutritional benefits.