Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 0.03 0.00 0.13 0.06
mol/100 ml 1.80e-07 0.00 7.22e-07 3.61e-07

Values calculated by aggregating data from 4 different samples from 4 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Caffeic acid mg/100 ml 0.03 0.00 0.13 0.06
mol/100 ml 1.80e-07 0.00 7.22e-07 3.61e-07

Original Content Values Used to Produce Means

Mattila P., Kumpulainen J. (2002) Determination of free and total phenolic acids in plant-derived foods by HPLC with diode-array detection. Journal of Agricultural and Food Chemistry 50:3660-3667 PubMed (12059140)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.13 mg/100 ml Coffee, drink yes 1
Fujioka K., Shibamoto T. (2006) Quantitation of volatiles and nonvolatile acids in an extract from coffee beverages: correlation with antioxidant activity. Journal of Agricultural and Food Chemistry 54:6054-6058
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Coffee, regular yes 1
Nardini M., Cirillo E., Natella F., Scaccini C. (2002) Absorption of phenolic acids in humans after coffee consumption. Journal of Agricultural and Food Chemistry 50:5735-5741 PubMed (21538847)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Coffee brew yes 1
Nardini M., Cirillo E., Natella F., Mencarelli D., Comisso A., Scaccini C. (2002) Detection of bound phenolic acids: prevention by ascorbic acid and ethylenediaminetetraacetic acid. Food Chemistry 79:119-124
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Coffee brew yes 1