The benefits of metformin depends on what you are taking it for:
- Type 2 diabetes and gestational diabetes: Metformin is usually the preferred medicine because it is lowers blood glucose levels and improves HbA1c.
- Prediabetes: Metformin can prevent or delay the onset of type 2 diabetes in people with prediabetes.
- Polycystic ovarian syndrome (PCOS): For women with PCOS, metformin can help with restoring your menstrual cycle and with weight loss, as well as helping control excess body hair (caused by high testosterone levels) and improve fertility.
Read more about how to take metformin.