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Background:
•
Aloin belongs to the anthraquinoid (anthrone) class
of compounds widely found in many plant species,
especially in the latex of the aloe plants.
•
Occurs as A and B sterioisomeric forms, also known
as barbaloin and isobarbaloin
•
Dried aloe latex, rich in aloin, was used widely as a
stimulant laxative from ancient times
•
There is still a USP Aloe (latex) monograph
Aloe Vera:
Aloe vera
(L.) Burm. f.
Background: