You can take multivitamins with multiminerals, do yoga, with this you need to do sex inbetween 8to 16th day of your cycle, if everything is normal in both of you then keep trying you will be succeed to conceive.
MD - Obstetrtics & Gynaecology, FCPS, DGO, Diploma of the Faculty of Family Planning (DFFP)
Gynaecologist, Mumbai
they dont help you to get pregnant but for good health they are required. Especially some for good health of baby and must be in body from first day of pregnancy which one never know in advance but can find out only later