The key to combating obesity, then is to help in the Insulin vs Leptin fight by lowering insulin. Everything depends upon it. Leptin is already maxed out. The only thing left is to lower insulin. How to do that? Well
Eat less sugar
Eat less refined grains
Moderate protein and high natural fats
Don’t eat all the time (time restricted eating or intermittent fasting). Stop snacking
Eat real unprocessed foods (lower in insulin effects)