Has it ever been illegal for black and white people to marry? For Hispanic and Asian people to marry? If so, WHY? Please spend lots of time answering the question of why, why, WHY??
I'd be most concerned about supplementing our poor modern diets. If you get up and have donuts and coffee for breakfast, then a hamburger for lunch, then a regular meal for dinner, you're not getting all the vitamins and nutrients your body needs in a day.
If you want something to specifically...