The former is one of the most bitter natural compounds known and is used as a scientific basis for measuring bitterness.
They can be tasted at any time because the bitter compounds are not poisonous, and oleuropein is a useful antioxidant in the human diet.
There are many different classes of bitter compounds which can be chemically very different.
Tannins are bitter compounds common in material from trees and bushes, but not grass.
The active ingredients are tannins, a bitter compound called geraniin, and essential oils.
When the fruit is mature its not edible anymore due to bitter compounds.
It contains some of the most bitter compounds known and is used as a scientific basis for measuring bitterness.
It is a bitter compound that contains amygdalin.
Bitter stimuli Figures 4and 5show responses to bitter compounds.
However, in these electrophysiological studies only 2-3 bitter or sweet compounds were tested.