As there are pros and cons of anal sex, there are also strengths and drawbacks of these two lubes. If you're not in a mutually monogamous relationship then you should absolutely be using condoms for protection. The anus and the rectum are not desiged for sexual activity, so you have to have lots of lube the rectum does not produce lubrication like the vagina does , or the tissues of the anus and rectum can tear easily the tears are microscopic. Since a lot of the information floating around out there about anal sex is purely anecdotal, Cosmopolitan. Whatever you may hear or read, there are absolutely no dangers so long as you don't do anything to hard or extreme to start with.