N-acetylcysteine is an antioxidant getting attention in fertility care. Here's a balanced summary.
NAC is a precursor to glutathione, the body's main antioxidant. It's used in respiratory medicine and is being studied across many other conditions.
Some studies suggest possible benefit in PCOS-related ovulation issues, sperm parameters, and endometriosis pain. Evidence quality varies.
We don't recommend supplements without an indication. We review your history and labs before suggesting NAC or any other supplement.
Dr. Patsama Vichinsartvichai, MD, MClinEmbryol, EFOG-EBCOG, EFRM-ESHRE/EBCOG, FACOG is a board-certified reproductive endocrinology & infertility specialist, former head of the Vajira IVF unit at Navamindradhiraj University, and founder of LIFE by Dr. Pat in Bangkok. His published research focuses on the dysmorphic (T-shaped) uterus and uterine-factor infertility.
Meet Dr. Patsama →