Can metformin be used to treat lack of ovulation even if you are not insulin resistant?

PCOD: Polycystic ovary disease can be treated with metformin to prevent glucose intolerance and frank diabetes. Metformin itself will not influence ovulation.

Metformin in OB/Gyn: Metformin is utilized in treatment of polycystic ovarian disease/syndrome. Look-up .https://www.womenshealth.gov/publications/our-publications/fact-sheet/polycystic-ovary-syndrome.html.