Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 1.10 0.40 4.37 1.13
mol/100 ml 1.42e-06 5.18e-07 5.66e-06 1.47e-06

Values calculated by aggregating data from 11 different samples from 1 unique publication.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Quercetin mg/100 ml 0.43 0.16 1.71 0.44
mol/100 ml 5.55e-07 2.03e-07 2.21e-06 5.74e-07

Original Content Values Used to Produce Means

Price, K.R.; Rhodes, M.J.C.; Barnes, K.A. (1998) Flavonol glycoside content and composition of tea infusions made from commercially available teas and tea products. Journal of Agricultural and Food Chemistry 46:2517-2522
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.69 mg/100 ml Black tea blend 1 no 1
1.07 mg/100 ml Black tea Keemun no 1
0.43 mg/100 ml Black tea blend 2 no 1
0.58 mg/100 ml Black tea blend 3 no 1
0.89 mg/100 ml Black tea blend 4 no 1
0.79 mg/100 ml Black tea blend 5 no 1
1.55 mg/100 ml Black tea Lapsang souchong no 1
0.71 mg/100 ml Black tea Ceylon no 1
0.40 mg/100 ml Black tea Assam no 1
0.58 mg/100 ml Black tea Njuno no 1
4.37 mg/100 ml Black tea Darjeeling no 1