Chinese tofu, vegetable and fish are killers if stored incorrectly and handled by a man who never washes his hands after going to the toilet; and that's the standard treatment the aforementioned get. Then more often than not they will get the old chemical treatment, MSG, to bring out the distinctive Chinese flavours. That stuff will deprive you of your eyesight for starters. On balance Mcdonald, as nasty as it is, will keep you in better health.