Have you heard of the Medifast Diet? This weight loss plan has been prescribed by doctors for over two decades as an effective way of losing body fat quickly and efficiently. Medifast is based on the idea that when carbohydrates are restricted, the body enters a fat-burning state called ketosis where the stored fuel (body fat) becomes usable. Outstanding savings are available when you use online Medifast coupons. The Medifast diet is a convenient, easily executable meal replacement plan based on 5 Medifast meals per day plus one meal of lean protein and 3 servings of low carbohydrate green vegetables. This is great news for busy people who don’t have time to cook several meals a day, and who want a variety of choices available when it’s time to fuel up.