Oblique abdominal muscles is very beautiful look at the waist, if there is no excess fat. In the case, when you start to actively pump the muscle group and thus have a overweight - effect weekdays only expressed in a visual increase in waist circumference.
For a couple of decades, athletes successfully applied sports nutrition for weight loss. Do not be afraid of these additives - most completely harmless even for children. Primarily it is an amino acid, protein and carnitine.