Carrot Top Pre seed is the best lubricant for couples trying to conceive. It mimics natural cervical mucus and creates lubrication where it is needed most. When you're ready to start having babies, Amazon.com: Pre Seed Fertility Lubricant, For Use by Couples Trying to Conceive : Health & Household Fertility Lubricant, 2.5 fl oz (75 ml) Is it safe to use a Lubricant when trying for pregnancy? Dr. Anjali Kumar Maitri 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,