One of these hormones, insulin, is necessary to regulate glucose. Glucose refers to sugars in your body. Every cell in your body needs glucose for energy. Think of insulin as a lock to the cell.

So the main concern that we have when someone has an insulin overdose is the risk of hypoglycemia. Hypoglycemia means a low blood sugar. Patients complain of increased sweating. They have tremors.

So, are insulin resistance supplements legit—and safe—for lowering your blood sugar and losing weight? And what’s even in them? Ahead, experts break down how these supps work, and whether ...