subject: Carnosine, A Secret Revealed [print this page] With these facts, thousands of Carnosine products have appeared left and right. But are they effective? How long should you use them just to see the results? Is there a supplement that works overnight? Yes, LifeWave Partners have developed a Carnosine supplement that works within 24 hours and is called Y-Age Carnosine Booster Patch. Numerous people who have used these have provided testimonials that they experienced remarkable improvements in physical performance within even a few days of use.