Ø
Chemical constituents -
Carotenoidic derivates
Ø
Ph
armacologic
al properties
:
•
• provitamin
e
A
- only the
carotenoide
s with
minimum one
cycle
b
-iononic
(
a
-,
b
-,
g
-
caroten, torularodină);
What we must know about PROPOLIS