The following studies illustrate evidence that acupuncture, Chinese herbal medicine, or ideal body mass index (BMI) have a positive impact on fertility.  This is NOT an exhaustive list....there are many more studies, and they will be added here over time.

Chinese Herbs Retard Aging via Mitochondrial ATP Generation and Immune Function (mitochondria are inherited from the mother, so these herbs especially help female fertility -- and these are used in classical fertility herb formulas)

Acupuncture Improves Pregnancy Rates When Given Before and After IVF Embryo Transfer (2002)

Acupuncture Improves Pregnancy Rates When Given on Day of IVF Embryo Transfer (2006)

Obesity Lowers Pregnancy Rates in IVF Patients

Acupuncture Improves Sperm Quality in Idiopathic Male Infertility

Acupuncture Provides Beneficial Regulation of Blood Cortisol and Prolactin in IVF Patients