Microneedle Therapy is supposed to be a short cut to younger looking, longer lasting skin. It involves your face being covered in anaesthetic and then having needle studded roller pushed across it. It has no recognised benefits and manages to increase the risk of HIV and Hepatitis.
More on the story here.
Apparently, though, this will help
Are there any weirder beauty treatments and what's the strangest you will admit to having done on yourself?