Fortified Cereal. Meet 100 percent of your daily needs for iron and B12 with some fortified cereals. Manufacturers add to the natural iron content of most whole oat, corn, wheat and rice cereals, and they enrich many of these with a variety of B vitamins.
Diet coke has 0 calories. There are under 10 calories in a 2litre bottle.
In fact, a Diet Coke has 47 milligrams -- and the FDA won't allow sodas to have more than that per 12-ounce serving -- so you'd have to drink more than 50 ounces (a little more than four cans of soda) to surpass the recommended caffeine limit.