An essential nutrient is for that reason must be absorbed from a source in our diet. They are grouped into classes and in this guide; we will discuss six categories of nutrients. These categories are water, carbohydrates, vitamins, minerals, fats and proteins. Since we cannot create these through other food resources, they need to be included in a suitable diet plan or we might be susceptible to a broad assortment of diseases such as certain kinds of cancer, cardiovascular disease, depression, dementia and stroke to name only a few. If these essential nutrients are currently lacking in your diet, you may use supplements.

1. Proteins. These are made from building blocks called amino acids of which twenty make each the human proteins up. Of those twenty, the body can produce twelve so eight must be obtained in the diet. There are various sources of protein but the ones are poultry, beef, fish, legumes and cereals. Protein deficiency if enough can lead to anemia atrophied muscle or weakened. For it can have an effect on the system.
2. Carbohydrates. This does not consist of sugar and refined carbohydrates which are widespread in western diets. They are for the majority of us the source of calories in our diet and we need some even many carbohydrates may cause obesity. They are found in fruits, breads and vegetables and they are the most important source of energy of the body through the production of sugar. Make sure to eat the right types of carbohydrates.
3. Vitamins. They have the use of assisting in various procedures of the body. With no toxicity conditions for the absence of any vitamin may result in illness although they are required only in tiny doses and from a vast array of foods.
4. Minerals. They come from non-living things and are essential for the proper functioning of the human body. They are broken down into two classes: trace elements and the electrolytes which are required in massive amounts. Electrolytes would include calcium, potassium, sodium, chloride, magnesium and phosphorus. Iron may be the most crucial due to its structure of hemoglobin, the red blood vessels that carries oxygen.
5. Fats. There are three kinds of fatty acids. They are saturated, polyunsaturated and monounsaturated and the saturated increase the amount of LDL or bad cholesterol. They come from animal products. The two fatty acids increase the good cholesterol levels, and are found in vegetable oils. The body cannot create polyunsaturated, but we could get them in the kind of usana benefits, omega-6 and omega-3 from flaxseed, salmon and walnuts.
6. Water. The human body consists of approximately 60. Water is required by nearly all the chemical reactions which happen in the body. It aids in digestion flushes wastes from the system and helps to regulate body temperature.