No. Metformin is a prescription medication and therefore must be prescribed by a doctor and cannot be purchased over the counter. This is because metformin and other diabetes medications are not right for everyone, and only a doctor can decide if it should be a part of your treatment plan.
What is a natural alternative for metformin?
In particular, berberine is believed to reduce glucose production in your liver and improve insulin sensitivity ( 2 , 3 ). Studies show that taking berberine can lower blood sugar levels to a similar extent as the popular diabetes drug metformin ( 4 ).