Quince - a valuable fruit trees, cultivated for over 4,000 years. In the Caucasus, for example, quince gardens existed in prehistoric times.
The composition of quince:
As part of quince, have provitamin A, vitamin B, C, E, PP, a number of other trace elements. Potassium in quince is 10 times larger than sodium (calorie). Quince is rich in malic and citric acids. There are also a lot of tartronic acid and pectic substances in it.
Useful properties of quince:
All varieties of quince have a beneficial effect on the psyche: invigorating, improve mood.

List of vitamins:

Vitamin A is involved in oxidation-reduction processes, regulation of protein synthesis, promotes normal metabolism, functions of cellular and subcellular membranes, plays an important role in the formation of bones and teeth, as well as fat deposits, is necessary for the growth of new cells, slows down the aging process.

Systemic thiamine deficiency is a causal factor in the development of a number of serious disorders, the leading place in which the lesions of the nervous system occupy. The complex of consequences of thiamine deficiency is known as the beriberi disease.

Vitamin C is used as a restorative and stimulating immune system for various diseases (colds, oncological, etc.), and also prophylactically with insufficient intake of food, for example, in the winter-spring period.

Vitamin E prevents the formation of thrombi and promotes their absorption. It also improves fertility, reduces and prevents hot flashes in the menopause. Vitamin E is also used in cosmetology to preserve youthful skin, it promotes skin healing and reduces the risk of scar tissue formation.

Functionally, vitamin P participates together with vitamin C in oxidation-reduction processes in the body. Vitamin P is able to partially remove the severity of avitaminosis C, reducing the permeability and fragility of capillary vessels. Vitamins P protect ascorbic acid and adrenaline from oxidation.