This is an ever-growing dilemma. More and more people are coming to me on a paleo, low carb, low sugar, low calorie diet and their weight isn't coming off. There are a variety of reason for this including gastrointestinal gut flora imbalances, elevated insulin, elevated cortisol, elevated estrogen and newly discovered genetic patterns that make weight loss more difficult. This newer understanding of genetic patterning that leads to weight gain can be easily tested and luckily supplementation can be targeted to help restore the imbalances contributing to your weight challenges.
On top of your internal physiological challenges our environment is adding to our weight and health burden. Read this article on what is happening to our food supply and the ever growing source of "Obesogens" and you may find some other changes that can be made within your diet to help your body regulate these malfunctions.
Chemicals in Your Food Make You Fat.