Who has used coconut oil to ttc and worked? Please explain to me how its done lmao

Glorivee • I met the man of my dreams we got married and ttc a baby together.both have a child from previous relationship.
I am using fertility blend for woman and my husband is taking for men but i see woman using coconut oil? My obgyn told me not to use preseed because hubby's swimmers arent that great but ibwant to know if using coconut oil will help. Any ladies here care to share with me?