The most pregnancy friendly lubricants are the water based kinds. These lubes are water soluble, which means they dissolve in water. They're safer for you and your baby, typically because they contain fewer chemicals than Do Lubricants Affect Pregnancy Chances? Many couples wonder if lubricants can prevent conception. Oil based lubricants (like Vaseline, coconut oil, creams, lotions) can slow down sperm movement and reduce pregnancy chances. Modern Fertility Lubricant, Fertility Friendly (1 fl oz) Delivery or Pickup Near Me Instacart Let's talk about lubricants and fertility. If you're TTC, the type of lube you use can either support or sabotage your chances of conceiving. Here's what research shows: All impact sperm in