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You don't need cardio for fat loss, get rid of the whole wheat cereal maybe replace it with handful of nuts. Add more healthy fats such as coconut oil/ fish oil etc..

btw your training program...

This.

and OP you will probably develop allergy for tuna if you don't switch your protein source. Believe it or not this is actually the most common way pple develop allegies, most asian are...

IMO Its not only about calories in/out. Yes, its part of the picture, but its not the whole picture. Calories from different types of food have different thermogenic effects.

And, i think the...

You should probably cut down the carbs and up your protein to 1.5-2x your lean BW.
Up the fats too, probably 1 tablespoon of olive oil/ fish oil/organic butter every meal

Dont only eat check...

You will probably die of heart diseases before you see any changes in your body..

just sayin