Sep 20, - Anal sex can hurt if partners do not take certain steps. The anus does not produce enough lubrication for comfortable anal sex, so it's important to use an artificial water-based lubricant — like K-Y jelly or Astroglide — for anal sex. (Using an oil-based lubricant, like Vaseline, can damage latex condoms.). Nov 3, - I suggested trying anal sex, which she agreed to. Vaseline is fine provided you are not using a condom, as it makes little holes in these.