NUPO DIET SHAKES : Box of 12 sachetsIf you are after rapid and substantial weight loss, then why not try the 6 a day program? Simply replace your meals with 6 VLCD products varying from soups, shakes and breakfast oats. All meals are prepared in just 2 minutes, and they guarantee all the essential daily nutritional requirements at a total daily intake of 700kcal. After the 3 4 day, your body will begin to use stored body fat as primary fuel source, thus resulting in rapid weight loss.