The blood glucose lowering effect of insulin occurs when the molecules facilitate the uptake of glucose by binding to insulin receptors on muscle and fat cells - and simultaneously inhibit the output of glucose from the liver.
Insuliini veresuhkru taset langetav toime seisneb selles, et seondudes lihas - ja rasvarakkude insuliiniretseptoritele, soodustab ta glükoosi omastamist ning samal ajal inhibeerib glükoosi sekretsiooni maksast.