Wine
components / Composition of wine
- click
here for a graphical composition -
Nearly one
thousand components have up to now been identified.
Wine contains 85 to 90% water.
It
also comprises ethyl
acid resulting from
yeasts fermentation. All wine incorporate some acidity
from organic acids among which is tartric acid characteristic
of grape.
The mineral composition of wine is special as
it contains potassium, calcium, magnesium, sodium,
iron, sulfates, phosphoruses, all of which necessary
to cover daily needs of human beings.
Potassium salts and sulfates are known to facilitate
diuresis. Wine also comprises polyols among which glycol
which gives the sweet taste. Wine contains a small
amount of azoted substances as well as 20 amineted
acids among which proline can be found.
It is surprising to notice that the concentration of amineted
acid in wine is very close to that of human blood!
Wine contains vitamins of the group B, and,
above all vitamin P which reinforces the cell-wall
of capillary vessels, lessening the risks of hemorrhage
and oedema.
Wine also comprises more specific components which
give it its personality (aroma components) such as
phenolic components. The phenolic component is an element
whose molecule incorporates several phenolic functions
among which are phenolic acids, anthocyanes and tannin.
Click
here for a graphical composition of wine
Other
wine and health pages :
Wine and Alzheimer - Wine
and Cancer - Composition of
wine - Did you know this? - French
paradox - Wine and infarct - Wine
and health
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