Are lubricants OK if trying to get pregnant? MadeForMums 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, TROJAN CONDOMS SPERMICIDAL 12'S Oil based lube can cause some condom materials to break. Instead, use water based or silicone lube with condoms. Remember: Condoms do more than just help prevent pregnancy. Using condoms with new partners Trojan Ultra Ribbed Plus Spermicide Latex Lubricated Ribbed Condoms Same Day Delivery or Pickup Save Mart Amazon.com: TROJAN ENZ Spermicidal Lubricated Condoms, Value Pack, 36 Count : Health & Household