Can You Use Vaseline As Lube For Vaginal Or Anal Sex? Can We Use Vaseline as a Lube? Gautam Clinic In France, la vaseline is basically only known as a sexual lubricant. It has a very strong sexual connotation! So if you ask for it in France, people will go "hmmmm". I Vaginal Lubrication: Vaginal Dryness, Vaginal Health, and More Let's slide into the reasons why you should make lube your best f.r.i.e.n.d in the bedroom. Lube is a liquid or gel that can help to reduce friction and increase pleasure