Hi @lozza,

When discussing supplements and complimentary medicine, it is worth also referring to NIH's National Center for Complementary and Integrative Medicine to better understand the proven evidence. This information may prove to be helpful:

– Colloidal Silver https://nccih.nih.gov/health/silver

The first section of the page states: What’s the Bottom Line?
How much do we know about colloidal silver?
There are no high quality studies on the health effects of taking colloidal silver, but we do have good evidence of its dangers.

What do we know about the effectiveness of colloidal silver?
Claims made about the health benefits of taking colloidal silver aren’t backed up by studies.

What do we know about the safety of colloidal silver?
The U.S. Food and Drug Administration (FDA) has said that colloidal silver isn’t safe or effective for treating any disease or condition.

According to Dr. Brent Bauer from Mayo Clinic says "Colloidal silver isn't considered safe or effective for any of the health claims manufacturers make. Silver has no known purpose in the body. Nor is it an essential mineral, as some sellers of silver products claim."
You can read more in this article:
– Colloidal silver: is it safe? https://www.mayoclinic.org/healthy-lifestyle/consumer-health/expert-answers/colloidal-silver/faq-20058061

Hello, and welcome to Mayo Connect. Can you tell us a little about your treatment so far? Are you seeing a doctor who is well-versed in treating MAC?
Sue