We Are what We Eat

"We are what we eat", as a famous quotation, may be even more accurate than originally thought. Human beings require food to grow, reproduce, and maintain good health. Without food, bodies could not stay warm, build and repair tissue, or maintain a heartbeat. Generally, food provides certain chemical substances needed in order for a person to maintain good health. These chemical substances are called nutrients. With the improvement of living conditions, people realize that setting up a nutrient diet becomes very important nowadays. In this case, the essay will analyze the importance of nutrients to human health in the following three aspects: the function of nutrients, the relationship between nutrients and health and the importance to form a nutrient diet.
It is essential to know the function of nutrients before analyzing their importance to human health. …