Get your blood parameters done to check your body profile for vitamin Dcalcium and B12 along with other  blood levels. You need to eat sensibly on regular intervals at least 6 meals in a day including fruits nuts and other oilfree  snacks along with protein rich low carbohydrate food groups like whole wheat jowar Nachani barley along with high protein like eggs  fish chicken  tofu  whole pulses  like moong chana  rajma chole chowli etc with proper combination.