Black salve (escharotic)

Tier 4 — risky / avoid · Tissue destruction · Cancer fraud · Disfigurement

A corrosive paste of bloodroot (sanguinarine) and zinc chloride marketed as a "natural" skin cancer treatment. Destroys healthy and cancerous tissue alike, causing severe disfiguring scars and necrosis. Multiple cases of people losing facial tissue. Delays real cancer treatment. FDA banned with multiple enforcement actions.

Dose: AVOID — causes severe tissue destruction and disfigurement; delays proper cancer treatment