Breakfast is the most important meal of the day. Why then, are some foods labeled as breakfast food and, well, not lunch or dinner? The reason is because breakfast is when we should consume the majority of our energy-producing vitamins and minerals. Foods such as cereal and eggs are heavily fortified and/or contain an excellent source of proteins and valuable vitamins. PLUS. Google.com is the best place to go if you?re look for great breakfast ideas to help you get enough energy for some very long days!