Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 0.46 0.00 0.80 0.27
mol/100 ml 2.96e-06 0.00 5.19e-06 1.77e-06

Values calculated by aggregating data from 8 different samples from 3 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Gentisic acid mg/100 ml 0.46 0.00 0.80 0.27
mol/100 ml 2.96e-06 0.00 5.19e-06 1.77e-06

Original Content Values Used to Produce Means

Ribeiro de Lima M.T., Cabanis J.C. (1998) The phenolic acid content of different varieties and vintages of wines in Continental Portugal and the Azores Islands. Bulletin OIV 71:1013-1027
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.80 mg/100 ml Red wines - Portugal yes 23
Minussi R.C., Rossi M., Bologna L., Cordi L., Rotilio D., Pastore G.M., Duran N. (2003) Phenolic compounds and total antioxidant potential of commercial wines. Food Chemistry 82:409-416 PubMed (24334093)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.09 mg/100 ml Italian red wine 5 - 1998 - Barbera yes 1
0.09 mg/100 ml Italian red wine 6 - 1998 - Montepulciano yes 1
0.10 mg/100 ml Italian red wine 7 - 1996 - Blended yes 1
Robbins R.J., Bean S.R. (2004) Development of a quantitative high-performance liquid chromatography-photodiode array detection measurement system for phenolic acids. Journal of Chromatography A 1038:97-105 PubMed (15233525)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Red wine - Vendor "Sutter Home" - USA - Zinfandel 1999 yes 6
0.00 mg/100 ml Red wine - Vendor "Vendange" - USA - Merlot 2000 yes 3
0.00 mg/100 ml Red wine - Vendor "Gallo" - USA - Merlot 2001 yes 3
0.00 mg/100 ml Red wine - Vendor "Ch√Ęteau Montet" - France - Bordeaux 2001 yes 3