How can I lose fat in my stomach? I tried all kind of excercise

Metabolic syndrone? Go, check your bmi, lipids, liver, blood sugar and thyroid function with your pcp.We are checking many patients, with same status, and we are conducting all test, them we can recommend the best, including melting fat , like l carnitine, ppc, others. Add with healthy diet, chromium, zinc, cinnamon, Alpha lipid acid, aerobics, water, vegetables, fruits, low carb, low sugar, avoid fry food, ...Others...
Planks. Try planks. You hold yourself as if you were going to do push ups but don't go down. Hold as long as you can, then you can work on side planks to define the obliques.