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Vitamins exist in vegetables, fruits, animal products, and fortified foods.For examples, vitamin C is abundant in citrus fruits, berries, melons, tomatoes, green peppers, and leafy green vegetable.Just order a custom written essay on Nutrition at our website and we will write your essay at affordable prices.
Free sample essay on Nutrition: Everyone hopes to have a good health, but not everyone understand the importance of nutritional foods to our health.
Appropriate nutrition is a necessary condition to maintain a good health.
Fats supply energy and essential fatty acids, and they help absorb the fat-soluble vitamins.
However, some kinds of fat, especially saturated fats, increase the risk for coronary heart disease by raising the blood cholesterol.
For example, vitamin A is important to vision, vitamin C is important to the prevention of certain cancers and cardiovascular diseases, vitamin D is important to the absorption of calcium, vitamin E has antioxidant properties, etc.
The third category includes various kinds of minerals, such as calcium, iron, magnesium, iodine, fluoride, sodium, and zinc.The artificial sweeteners (aspartame) are unsafe additives are used in many diet beverages. Some scientists also believe that aspartame can cause problems with brain function and behavior changes in people who consume it. For example, western cultures have sky-high rates of heart disease, cancer, stroke, diabetes, etc.Some people who have consumed aspartame have reported dizziness, headaches, and even seizures. With today’s fast lifestyle, people eat more fast food than ever before.Besides, there are other sources containing noticeable amounts of some nutrients.For example, fortified milk is often an excellent resource of vitamin D and calcium; tofu is probably the most preferred resource of protein and calcium for many people.The nutrients that are essential to human bodies may be categorized into three types.The first category includes carbohydrates, fats, and proteins. Carbohydrates are the principal dietary source of energy.There is intense pressure on the federal government to ban unsafe substances.But it is also our responsibility as consumers to learn how to eat safe and healthy food for long and healthy lives (The Story on Food Additives 179).In our daily life, the main source of nutrition comes from variety of foods we eat. It is the intention of this article to help you to have appropriate nutritional foods by introducing some basic knowledge of the relationships between nutrition and health, and nutrients foods.Nutrients are necessary for human bodies to maintain energy to move, and generate chemical substances such as enzymes for metabolic activities.