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. Author manuscript; available in PMC: 2012 Jan 1.
Published in final edited form as: Fitoterapia. 2010 Sep 25;82(1):44–52. doi: 10.1016/j.fitote.2010.09.011

Table 1.

Anthocyanin content of cranberries determined by HPLC using normalization to cyanidin 3-O-glucoside [13,14] vs. anthocyanin content determined using individual anthocyanins as calibrants [13]

Anthocyanin Calibration by normalization against C3GI [14] Calibration with individual anthocyanins [13]
Cyanidin-3-O-galactoside (C3Ga) 25.2 26.1
Cyanidin-3-O-glucoside (C3GI) 1.1 0.7
Cyanidin-3-O-arabinoside (C3Ar) 33.2 42.5
Peonidin-3-O-galactoside (P3Ga) 15.8 15.9
Peonidin-3-O-arabinoside (P3Ar) 23.7 14.8