But an Oct. 17 Instagram post pushes back against one potential side effect, claiming it can't affect skin color. “It’s impossible for pure colloidal silver to turn you blue. That’s why ...

Over time, this puts your skin at risk of turning blue. But even smaller amounts could cause side effects. The only safe colloidal silver products are the ones you use on your skin, like creams ...

His skin began to turn blue 15 years ago, after he started using a silver colloidal drink to treat dermatitis on his face, after spotting an ad touting its health benefits in a new age magazine ...