When trying to conceive, choosing the right lubricant matters. Some common products like oil based lubricants, petroleum jelly, saliva, and regular lubricants may harm sperm and reduce fertility chances. Instead, opt for fertility friendly, Can your lube affect your chances of getting pregnant? Yes some lubricants can make it harder for sperm to reach the egg. Look for sperm safe or fertility friendly formulas that mimic your Lube and fertility: Can lube impact your chances of conceiving? Are lubricants OK if trying to get pregnant? MadeForMums Is it safe to use a Lubricant when trying for pregnancy? Dr. Anjali Kumar Maitri Anyone use this KY jelly brand while pregnant? BabyCenter