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Properties
of Caffeine
Caffeine is a
natural alkaloid present in 60 species of
plants such as coffee, tea, cocoa and
guaranà.
Once that has been
ingested, is absorbed by the blood and the
body and also takes hours to metabolize.
The amount of
caffeine in coffee is not always the same,
in fact depending on various factors such
the mixture of different types of coffee
used . Taking the Coffea Arabica, it only
contains a range of caffeine ranging from
1.1% and 1.7% to arrive.
Going to analyze
the Robusta Coffee you will find that the
level of caffeine may be present from 2%
to 4%.
The method of
preparation of coffee affects the level of
caffeine to be digested.
In fact, an
express has the lowest level of this
component compared to other methods of
preparation.
This is due to the
time necessary to make the coffee. This is
not sufficient to allow full extraction
from the grain of coffee.
Household with the
volume of the liquid increases around
35-50 ml and the amount of caffeine varies
between 56,4-121 mg. In the espresso bar
instead of the quantity of caffeine is
between 55,1-110,6 mg.
Some scientific
studies have found that daily consumption
of between 250-600 mg. no particular
adverse effects on health.
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