800 is too low you will lose fat as well as muscle and a very good chance of putting that weight back on when you stop the diet.
Have a look into https://www.musclefood.com/choose-your-plan?goal=lw&gender=m&age=1
1600 calorie diet along with exercise it really does work and you don't feel staving while doing it.
Have a look into https://www.musclefood.com/choose-your-plan?goal=lw&gender=m&age=1
1600 calorie diet along with exercise it really does work and you don't feel staving while doing it.