Good nutrition means that all the appropriate quantity of nutrients we take ourselves. The essential nutrients, proteins, carbohydrates, fats and water. In addition, organizations operate requires additional nutrients, namely vitamins and minerals.

The vitamins are organic compounds, which is absolutely necessary for our bodies to function, the growth of cells, tissue regeneration and conservation of disease resistance. They don't constitute a source of energy for the body, but in many important biochemical processes involved. Organization produces only small amounts of vitamins, or not at all able, therefore we have to take them by foods or dietary supplements.

Today almost everyone knows the importance of vitamins in human nutrition. However, far fewer are aware that without minerals any beneficial effect of vitamins is not mastered . If minerals are not present, vitamins can not function, the body can not assimilate, integrate them.
The importance of minerals indicates also that while the body is able to manufacture some vitamins, minerals can not be synthesised, so you have to take them from outside through diet.
The minerals are compounds occurring in the inorganic environment, the rocks or ores. They are absorbed by the crops from soil. The plants are the food through the process.
The adequate quantity and ratio of minerals is essential for the smooth functioning of organizations. This quantity is mainly based on age, sex, health status, and in some cases determined by the degree of physical activity.
The minerals in the body, on the basis of the quantity are calles macro- and micro-nutrients. In a higher quantities then 0.005 per cent of the body weight occurring minerals are called macro-nutrients, in a smaller quantities they are called micro-nutrients.

Herbs are the plants, whose active ingredient, and the extracted essential oil used in some disease management. Presumably, the prehistoric man, while searching after food and tasted some plants found some, which decreased cough, or fall fast asleep. Our ancestors chewed continued, rubbed and coocked plants around them, so became familiar to the majority of herbs.

"Grass-tree, the remedy" - keeps the old proverb. Nature hide very much herbal medicine, almost every disease has its substance to cure it.
Active substances are accumulated in different parts of the plant, and its are beneficial to the human body, and lead to healing.
Drugs are the dried part of the active substance, or the essential oils extracted from plants.
The active ingredient of drugs, which has the most intense effects is the main ingredient, the rest is the side substance. The drugs mainly used in medicine. The general use of the aqueous extract form, that is, making the tea. If you drink tea, the drug is used internally. Externally can used for inhalation, gargle, use the poultice.
The drogs contains substances with various physiological effects, these are determined by medical use. Can be diuretics, sweaty, mucolytics, laxatives, etc..