Weight Watchers – for 40 years, Weight Watchers has helped millions of people all around the world lose weight. KetoVit Forskolin   Like the Atkins Diet, the driving principle of Weight Watches is to increase your protein intake. According to Weight Watchers, abstaining from food results in your body using stored fat as energy. However, these results in your body sacrificing brain tissue, internal organs, skin and muscle mass to supply you with the energy that you need to get through your day. The Zone Diet – the Zone Diet maximizes fat loss, increases energy and improves health. Designed by Biochemist Dr Barry Sears, the Zone Diet is the result of 15 years of research into the affect that food has on powerful hormones that affect both fat storage and health.