Most advice about anal lubricant stops at "use lots of it" — true, and nowhere near sufficient. The rectum has different tissue, a different pH and no lubrication of its own. Here is what actually separates a good anal lubricant from a good vaginal one.
Every bottle promises silky and long-lasting. None of that tells you whether the formula is compatible with your body, your condoms and your toys. Here is the science behind choosing a lubricant — including the two label numbers gynecologists care about.
Warming and tingling lubricants are among the most-returned products in the category, and the reason is almost always the same: the word covers three unrelated mechanisms, one of which works by tapping on your pain receptors.
