Max Murison, a consultant plastic surgeon in South Wales, said that "we see people on a regular basis, probably monthly, where something terrible has gone wrong", as treatment has been done incorrectly, they have gone to someone not adequately trained, or tried to administer a product themselves.
He told our Correspondent Carl Edwards "these things can cause a lot of long-term harm, and we really need to protect the public."
More top news
Three of Anglesey's most unique heritage sites could face closure if no one shows an interest in taking them over.
There's less than a month to go until all landlords in Wales need to have registered with a Welsh Government scheme.
The Independent Inquiry into Child Sexual Abuse will open its Welsh office today.