Is inositol helpful for fertility in PCOS?

Pregnant woman lies on her side, smiling holding her belly

Inositol is a natural compound made by the human body that is involved in major pathways in metabolism, inflammation, and hormone function. It’s becoming a popular supplement for fertility due to its influence on the ovaries and key hormones like follicle stimulating hormone (FSH) and insulin, but what exactly is the benefit and how does inositol work?