Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 3.78 0.00 16.50 3.15
mol/100 ml 1.30e-05 0.00 5.68e-05 1.09e-05

Values calculated by aggregating data from 137 different samples from 16 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
(-)-Epicatechin mg/100 ml 3.78 0.00 16.50 3.15
mol/100 ml 1.30e-05 0.00 5.68e-05 1.09e-05

Original Content Values Used to Produce Means

Arts, I.C.W. ; van de Putte, B.;Hollman, P.C.H. (2000) Catechin Contents of Foods Commonly Consumed in The Netherlands. 2. Tea, Wine, Fruit juices and chocolate milk. Journal of Agricultural and Food Chemistry 48:1752-1757 PubMed (10820090)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
1.62 mg/100 ml Red wine - Chianti Classico - Castellani, 1995 yes 1
1.64 mg/100 ml Red wine - Rosso del Salento - Albert Heijn's own brand, table wine yes 1
4.21 mg/100 ml Red wine - Bordeaux - Appellation controlee, Rineau, 1997 yes 1
4.15 mg/100 ml Red wine - Bordeaux Rouge - Appellation controlee, Euroshopper, table wine yes 1
2.99 mg/100 ml Red wine - Bordeaux - Appellation controlee, Christian Moueix, 1993 yes 1
1.88 mg/100 ml Red wine - Cotes-du-Rhone - Appellation controlee, Les Vendanges, 1997 yes 1
1.90 mg/100 ml Red wine - Cotes-du-Rhone - Appellation controlee, Cuvee des Amoureuses, 1996 yes 1
1.95 mg/100 ml Red wine - Cotes-du-Rhone - Appellation controlee, Reserve de l'Arche, 1996 yes 1
0.92 mg/100 ml Red wine - Rioja - Siglo, 1996 yes 1
1.32 mg/100 ml Red wine - Valdepenas - Albert Heijn's own brand, table wine yes 1
1.89 mg/100 ml Red wine - Pinotage/Merlot - Stellenbosch Welmoed Winery, 1997 yes 1
1.10 mg/100 ml Red wine - Droe Rooi - Suid-Afrika, Albert Heijn's own brand, table wine yes 1
Pascual-Teresa de, S.; Santos-Buelga, C.; Rivas-Gonzalo, J.C. (2000) Quantitative analysis of flavan-3-ols in Spanish foodstuffs and beverages. Journal of Agricultural and Food Chemistry 48:5331-5337 PubMed (11087482)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
1.14 mg/100 ml Red wine yes 3
Vitrac X., Monti J.P., Vercauteren J., Deffieux G., Merillon J.M. (2002) Direct liquid chromatographic analysis of resveratrol derivatives and flavanonols in wines with absorbance and fluorescence detection. Analytica Chimica Acta 458:103-110
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
3.29 mg/100 ml Red wines - AOC Bergerac (France) - 2001 yes 19
Burns J., Gardner P.T., O'Neil J., Crawford S., Morecroft I., McPhail D.B., Lister C., Matthews D., MacLean M.R., Lean M.E., Duthie G.G., Crozier A. (2000) Relationship among antioxidant activity, vasodilation capacity, and phenolic content of red wines. Journal of Agricultural and Food Chemistry 48:220-30 PubMed (10691619)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.69 mg/100 ml Red wine - "Chilean Cabernet Sauvignon" - LontuĂ©, Chile - Cabernet Sauvignon - 1997 yes 1
1.37 mg/100 ml Red wine - "Californian oak-aged Cabernet Sauvignon" - California - Cabernet Sauvignon - 1995 yes 1
3.78 mg/100 ml Red wine - "Young Vatted Cabernet Sauvignon" - Sliven, Bulgaria - Cabernet Sauvignon - 1996 yes 1
1.72 mg/100 ml Red wine - "Bulgarian maturated Cab. Sauvignon" - Svischtov, Bulgaria - Cabernet Sauvignon - 1992 yes 1
5.01 mg/100 ml Red wine - "Cono Sur Pinot Noir 20 barrels" - Rapel Valley, Chile - Pinot Noir - 1995 yes 1
2.65 mg/100 ml Red wine - "Fetzer Santa Barbara" - California - Pinot Noir - 1994 yes 1
4.26 mg/100 ml Red wine - "Domaine Rossignol Trapet, Gevrey Chambertin" - Burgundy, France - Pinot Noir - 1995 yes 1
1.06 mg/100 ml Red wine - "Villa Montes oak-aged Merlot" - Curico, Chile - Pinot Noir - 1994 yes 1
2.43 mg/100 ml Red wine - "Merlot" - Languedoc, France - Pinot Noir - 1996 yes 1
0.62 mg/100 ml Red wine - "Cosme Palacio y Hermanos Rioja" - Rioja, Spain - Tempranillo - 1995 yes 1
2.00 mg/100 ml Red wine - "Vina Albani Tempranillo" - Valdepenas, Spain - Tempranillo - 1996 yes 1
1.55 mg/100 ml Red wine - "Fetzer Vineyards Zinfandel" - California - Zinfandel - 1995 yes 1
0.88 mg/100 ml Red wine - "Beaujolais" - Beaujolais, France - Gamay - 1996 yes 1
0.51 mg/100 ml Red wine - "Domaine Roche Vue, Minervois" - Aude, France - Carignon - 1995 yes 1
1.41 mg/100 ml Red wine - "Valpolicella" - Veneto, Italy - Corvina, Molinara - 1996 yes 1
1.69 mg/100 ml Red wine - "Chianti Classico" - Tuscany, Italy - Sangiovese, Trebbiano - 1995 yes 1
Carando S., Teissedre P.L., Pascual-Martinez L., Cabanis J.C. (1999) Levels of flavan-3-ols in French wines. Journal of Agricultural and Food Chemistry 47:4161-4166 PubMed (10552784)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
7.55 mg/100 ml Red wine - France - Several vintage years yes 95
Frankel E.N., Waterhouse A.L., Teissedre P.L. (1995) Principal phenolic phytochemicals in selected California wines and their antioxidant activity in inhibiting oxidation of human low-density lipoproteins. Journal of Agricultural and Food Chemistry 43:890-894
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
2.50 mg/100 ml California red wine 1 - Cabernet Sauvignon - 1989 yes 1
9.00 mg/100 ml California red wine 2 - Merlot - 1990 yes 1
10.60 mg/100 ml California red wine 3 - Cabernet Sauvignon - 1987 yes 1
8.50 mg/100 ml California red wine 4 - Zinfandel - 1990 yes 1
7.30 mg/100 ml California red wine 5 - Cabernet Sauvignon - 1987 yes 1
6.00 mg/100 ml California red wine 6 - Petite Sirah - 1987 yes 1
3.90 mg/100 ml California red wine 7 - Petite Sirah - 1989 yes 1
3.70 mg/100 ml California red wine 8 - Cabernet Sauvignon - 1987 yes 1
5.00 mg/100 ml California red wine 9 - Pinot Noir - 1992 yes 1
7.40 mg/100 ml California red wine 10 - Cabernet Sauvignon - 1987 yes 1
10.00 mg/100 ml California red wine 11 - Petite Sirah - 1990 yes 1
15.40 mg/100 ml California red wine 12 - Merlot - 1991 yes 1
16.20 mg/100 ml California red wine 13 - Cabernet Sauvignon - 1991 yes 1
9.50 mg/100 ml California red wine 14 - Cabernet Sauvignon - 1989 yes 1
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
1.10 mg/100 ml Italian red wine 5 - 1998 - Barbera yes 1
1.37 mg/100 ml Italian red wine 6 - 1998 - Montepulciano yes 1
1.07 mg/100 ml Italian red wine 7 - 1996 - Blended yes 1
Rodriguez-Delgado M.A., Gonzalez-Hernandez G., Conde-Gonzalez J.E., Perez-Trujillo J.P. (2002) Principal component analysis of the polyphenol content in young red wines. Food Chemistry 78:523-532
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
1.35 mg/100 ml Spanish red wine - South Tenerife Island - Abona - Listan Negro 1999 yes 5
1.33 mg/100 ml Spanish red wine - South Tenerife Island - Valle de Guimar - Listan Negro 1999 yes 9
0.95 mg/100 ml Spanish red wine - North Tenerife Island - Valle de la Orotava - Listan Negro 1999 yes 11
0.92 mg/100 ml Spanish red wine - North Tenerife Island - Tacoronte-Acentejo - Listan Negro 1999 yes 13
1.06 mg/100 ml Spanish red wine - North Tenerife Island - Ycoden Daute Isora - Listan Negro 1999 yes 11
1.48 mg/100 ml Spanish red wine - Lanzarote Island - Listan Negro 1999 yes 6
Rodriguez-Delgado M.A., Malovana S., Perez J.P., Borges T., Montelongo F.J.G. (2001) Separation of phenolic compounds by high-performance liquid chromatography with absorbance and fluorimetric detection. Journal of Chromatography A 912:249-257 PubMed (11330794)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Spanish red wine 1 - Canary Islands yes 1
0.00 mg/100 ml Spanish red wine 2 - Canary Islands yes 1
0.00 mg/100 ml Spanish red wine 3 - Canary Islands yes 1
0.00 mg/100 ml Spanish red wine 4 - Canary Islands yes 1
0.00 mg/100 ml Spanish red wine 5 - Canary Islands yes 1
Teissedre P.L., Landrault N. (2000) Wine phenolics: contribution to dietary intake and bioavailability. Food Research International 33:461-467
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
8.70 mg/100 ml French red wine - Languedoc - Merlot 1998 yes 10
12.00 mg/100 ml French red wine - Languedoc - Cabernet-Sauvignon 1998 yes 10
10.50 mg/100 ml French red wine - Languedoc - Grenache 1998 yes 10
5.00 mg/100 ml French red wine - Languedoc - Syrah 1998 yes 10
16.50 mg/100 ml French red wine - Languedoc - Egiodola 1998 yes 10
Pavia C., Bufo S.A., Scopa A., Scrano L., Guerrieri A., Cataldi T.R.I. (2001) Determination of phenolic compounds of biological interest in some Italian red wines by HPLC-DAD. Advances in Food Sciences 23:100-107
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
3.10 mg/100 ml Red wine 1 - Italy - Luciana region - D'Angelo producer - Aglianico - 1997 yes 1
2.09 mg/100 ml Red wine 2 - Italy - Luciana region - Martino producer - Aglianico - 1997 yes 1
2.14 mg/100 ml Red wine 3 - Italy - Luciana region - Paternoster producer - Aglianico - 1997 yes 1
2.10 mg/100 ml Red wine 4 - Italy - Luciana region - Portali producer - Aglianico - 1997 yes 1
Goldberg D.M., Karumanchiri A., Tsang E., Soleas G.J. (1998) Catechin and epicatechin concentrations of red wines: regional and cultivar-related differences. American Journal of Enology and Viticulture 49:23-34
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
2.00 mg/100 ml Red wine - Australia - Cabernet Sauvignon yes 24
2.10 mg/100 ml Red wine - Australia - Shiraz yes 24
3.50 mg/100 ml Red wine - Australia - Pinot Noir yes 5
3.00 mg/100 ml Red wine - Bordeaux - Medoc yes 18
3.80 mg/100 ml Red wine - Bordeaux - Libourne yes 14
3.30 mg/100 ml Red wine - Bordeaux - Others yes 10
5.20 mg/100 ml Red wine - Burgundy - Beaune yes 26
6.30 mg/100 ml Red wine - Burgundy - Nuits yes 26
7.40 mg/100 ml Red wine - Burgundy - 92 vintage yes 13
5.90 mg/100 ml Red wine - Burgundy - 93 vintage yes 18
4.90 mg/100 ml Red wine - Burgundy - <92 vintage yes 17
4.70 mg/100 ml Red wine - Burgundy - >93 vintage yes 8
2.50 mg/100 ml Red wine - California - Cabernet Sauvignon yes 45
3.10 mg/100 ml Red wine - California - Merlot yes 12
3.60 mg/100 ml Red wine - California - Zinfandel yes 26
4.70 mg/100 ml Red wine - California - Pinot Noir yes 14
2.00 mg/100 ml Red wine - California - Shiraz yes 10
4.26 mg/100 ml Red wine - Beaujolais - 93 vintage yes 10
2.50 mg/100 ml Red wine - Beaujolais - 94 vintage yes 18
2.41 mg/100 ml Red wine - Beaujolais - 95 vintage yes 8
3.40 mg/100 ml Red wine - Canada - Cabernet Sauvignon, Merlot yes 22
4.10 mg/100 ml Red wine - Canada - Merlot yes 7
3.00 mg/100 ml Red wine - Canada - Cabernet Sauvignon yes 4
8.80 mg/100 ml Red wine - Canada - Pinot Noir yes 10
3.50 mg/100 ml Red wine - Canada - Gamay yes 10
4.00 mg/100 ml Red wine - Canada - Cabernet Franc yes 6
5.10 mg/100 ml Red wine - Canada - Baco Noir yes 6
5.60 mg/100 ml Red wine - Canada - Marechal Foch yes 4
2.80 mg/100 ml Red wine - Central Europe - Cabernet Sauvignon yes 4
2.30 mg/100 ml Red wine - Italy - Piedmont yes 40
2.10 mg/100 ml Red wine - Italy - Tuscany yes 45
1.90 mg/100 ml Red wine - Italy - Veneto yes 42
2.70 mg/100 ml Red wine - Italy - Cabernet Sauvignon yes 5
2.90 mg/100 ml Red wine - Italy - Merlot yes 5
5.00 mg/100 ml Red wine - Midi et Provence - Merlot yes 5
4.10 mg/100 ml Red wine - Midi et Provence - Shiraz yes 5
3.40 mg/100 ml Red wine - Midi et Provence - Others yes 26
3.10 mg/100 ml Red wine - Pacific Northwerst - Pinot Noir - <1991 yes 12
4.10 mg/100 ml Red wine - Pacific Northwerst - Pinot Noir - 1992 yes 24
4.30 mg/100 ml Red wine - Pacific Northwerst - Pinot Noir - 1993 yes 16
2.60 mg/100 ml Red wine - Pacific Northwerst - Pinot Noir - 1994 yes 8
3.00 mg/100 ml Red wine - Pacific Northwerst - Cabernet Sauvignon, Merlot yes 26
3.20 mg/100 ml Red wine - Pacific Northwerst - Merlot yes 12
2.70 mg/100 ml Red wine - Pacific Northwerst - Cabernet Sauvignon yes 10
1.80 mg/100 ml Red wine - Iberian Peninsula - Portugal yes 42
2.00 mg/100 ml Red wine - Iberian Peninsula - Spain yes 26
1.50 mg/100 ml Red wine - Iberian Peninsula - Rioja yes 12
2.50 mg/100 ml Red wine - Iberian Peninsula - Others yes 16
2.40 mg/100 ml Red wine - South Africa - Cabernet Sauvignon, Merlot yes 8
3.20 mg/100 ml Red wine - South Africa - Merlot yes 7
2.10 mg/100 ml Red wine - South Africa - Cabernet Sauvignon yes 11
1.60 mg/100 ml Red wine - South Africa - Pinotage yes 10
1.70 mg/100 ml Red wine - South Africa - Shiraz yes 10
6.30 mg/100 ml Red wine - South Africa - Pinot Noir yes 5
4.10 mg/100 ml Red wine - Rhone Valley - North yes 20
2.90 mg/100 ml Red wine - Rhone Valley - South yes 26
2.50 mg/100 ml Red wine - South America - Cabernet Sauvignon yes 23
2.60 mg/100 ml Red wine - South America - Merlot yes 17
2.60 mg/100 ml Red wine - South America - Malbec yes 6
Rossouw M., Marais J. (2004) The phenolic composition of South African Pinotage, Shiraz and Cabernet Sauvignon wines. South African Journal of Enology and Viticulture 25:94-104
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
4.05 mg/100 ml Red wine - South African - Shiraz yes 76
2.99 mg/100 ml Red wine - South African - Pinotage yes 100
3.41 mg/100 ml Red wine - South African - Cabernet Sauvignon yes 84
Tinttunen S., Lehtonen P. (2001) Distinguishing organic wines from normal wines on the basis of concentrations of phenolic compounds and spectral data. European Food Research and Technology 212:390-394
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
9.10 mg/100 ml Red wine - Burgundy - Organic yes 6
7.50 mg/100 ml Red wine - Burgundy - Normal yes 8
La Torre G.L., Saitta M., Vilasi F., Pellicano T., Dugo G. (2006) Direct determination of phenolic compounds in Sicilian wines by liquid chromatography with PDA and MS detection. Food Chemistry 94:640-650
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
3.23 mg/100 ml Red wine - Nero d'Avola - Sicile - 2002 yes 11
6.92 mg/100 ml Red wine - Merlot - Sicile - 2002 yes 5
6.24 mg/100 ml Red wine - Cabernet, Syrah, Petit-Verdot - Sicile - 2002 yes 6
Jandera P., Skerikova V., Rehova L., Hajek T., Baldrianova L., Skopova G., Kellner V., Horna A. (2005) RP-HPLC analysis of phenolic compounds and flavonoids in beverages and plant extracts using a CoulArray detector. Journal of Separation Science 28:1005-1022 PubMed (16013828)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
6.82 mg/100 ml Red wine - St Lawrence 2002 - Moravian - Czech Republic yes 1
12.29 mg/100 ml Red wine - Ruland Blue 2002 - Moravian - Czech Republic yes 1