Bee propolis

Bee propolis appears to be effective in the treatment of infertility associated with mild endometriosis.
The researchers conducted a study of 40 patients with primary infertility for at least two years and endometriosis diagnosed with laparoscopy. Patients were randomized to receive 500 mg of bee propolis or a placebo twice a day and were monitored for [...]

While Bee Propolis showed to be very effective in the treatment of infertility associated with mild endometriosis, caution should be exercised during time of pregnancy and breast-feeding. It is advised to avoid Bee Products - Honey, Bee Pollen and Royal Jelly - during pregnancy.
The effects of Propolis during pregnancy and breast-feeding have not been sufficiently [...]