As a side note, there was an article in today's paper about people eating too much protein in belief it would make them more muscular. Truth is, excess protein turns into fat no matter how much you work out. Or, as the old wisdom says, even oat porridge is poisonous if you eat it by the bucket.
Eat healthy, eat often enough, eat sensible portions, consume your calories. Feel yourself, know when you're hungry, know when you're thirsty. Learn to listen to what your body really wants to say.
Have fun even with your diet, stress is bad for your digestion!