What is rainbow kiss?

A "rainbow kiss" is a term for a purported sexual act. There is no evidence that it is a real practice. It supposedly involves one partner performing oral sex on another, followed by the oral transfer of menstrual blood from the first partner to the second, then the second partner performing oral sex with the menstrual blood in their mouth.

It is considered dangerous and carries significant <a href="https://www.wikiwhat.page/kavramlar/health%20risks">health risks</a> due to the potential transmission of <a href="https://www.wikiwhat.page/kavramlar/bloodborne%20diseases">bloodborne diseases</a> like HIV, hepatitis, and other infections. It is strongly advised against.