L-carnitine(肉鹼) 可能可以增加子宮內膜異位症的受孕率，可以減少骨盆腹膜有害的物質。研究者是用細胞培養研究。

Mansour G, Abdelrazik H, Sharma RK, Radwan E, Falcone T, Agarwal A. L-carnitine supplementation reduces oocyte cytoskeleton damage and embryo apoptosis induced by incubation in peritoneal fluid from patients with endometriosis. Fertil Steril. 2008 Apr 2. Published online ahead of print.