Ø
Chemical constituents:
•
P
ol
yph
enol-carbox
y
lic
acids
(aromatic
acids
)
•
Physically-c
h
e
mic
al properties
:
•
acids are soluble in water and alcohol
•
esters – in alcohol, apolar solvents (ether)
•
easily get oxidated (antioxidants).
What we must know about PROPOLIS