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. If You're Trying to Conceive, Using the Right Lube Is Key Fertility education Why Lubricant Choice Matters When Trying to Conceive (TTC) For many couples, the pressure of "timed intercourse" can lead to stress and Instagram 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