AOAC SPDS Mid Year 2016
Background
Turmeric ( Curcuma longa L.)
Spectra of turmeric extract
Approx. 5% of the plant is curcumin
Background
Curcuminoids
O O
C i MW:368
urcum n
CH
O
CH
O
3
3
OH
OH
Demethoxycurcumin MW:338
O O
CH
O
3
OH
OH
O O
Bisdemethoxycurcumin MW:308
OH
OH
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