5 Beauty Trends that Are Bad for Your Health

3. Treating your own skin cancer with black salve

Black salve, also known by the brand name Cansema, is a dangerous and controversial alternative cancer treatment that more and more people are using to “cure” themselves in the comfort of their own home. But, according to experts, the stuff is toxic. “The product is commonly classified as an escharotic—a topical paste that burns and destroys skin tissue and leaves behind a thick, black scar called an eschar,” says Dr. Guanche. Instead, see a dermatologist immediately to ensure you’re receiving proper treatment.

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