Colloidal Silver : a tip on Colloidal Silver . it is poison just like mercury poison. if you look up the side effects of colloidal silver on the internet you will find pictures of people with colloidal poison. your skin on your whole body and face. turn grey and that's got life. you can never. get. rid of it. i bought a bottle of it once-paid 20$ for. it at a health food store. i put it on my table and i looked at it again and again and i was afraid to take it. i knew there was something in it i just didn't trust. so i threw it in the garbage. thank god i did. you never know until you do lots of research.