Plenty of people already have apparently, and they’re reporting some encouraging results. After some digging, the program claims you can lose up to 21lbs. It’s a pretty bold claim, but one that seems to stand up to scientific rigour. So, is it just another ‘crash’ diet? Let’s face it, there’s plenty out there, so what makes this so different? It seems the 3 week time period acts like something of a psychological motivator and one where the formation of habits ensue. This, together with an individualized diet based on calorie-restriction and sensible food choices actually creates a practical, efficient program that may be worth your time if you’re looking to slim down quickly. You can take a closer look at the 3 week diet here.