Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 4.40e-03 0.00 1.00e-02 3.06e-03
mol/100 ml 1.29e-08 0.00 2.94e-08 8.98e-09

Values calculated by aggregating data from 10 different samples from 3 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
8-Prenylnaringenin mg/100 ml 4.40e-03 0.00 1.00e-02 3.06e-03
mol/100 ml 1.29e-08 0.00 2.94e-08 8.98e-09

Original Content Values Used to Produce Means

Rong H., Zhao Y., Lazou K., de Keukeleire D., Milligan S.R., Sandra P. (2000) Quantitation of 8-prenylnaringenin, a novel phytooestrogen in hops (Humulus lupulus L.), hop products, and beers, by Benchtop HPLC-MS using Electrospray Ionization. Chromatographia 51:545-552
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
2.12e-03 mg/100 ml Beer, ale yes 1
2.10e-03 mg/100 ml Beer, ale yes 1
1.25e-03 mg/100 ml Beer, ale yes 1
1.20e-03 mg/100 ml Beer, ale yes 1
1.10e-03 mg/100 ml Beer, ale yes 1
9.00e-04 mg/100 ml Beer, ale yes 1
0.00 mg/100 ml Beer, ale yes 1
Clarke D.B., Barnes K.A., Lloyd A.S. (2004) Determination of unusual soya and non-soya phytoestrogen sources in beer, fish products and other foods. Food Additives and Contaminants 21:949-962 PubMed (15712520)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
6.10e-03 mg/100 ml Beer UK yes 10
Stevens J.F., Taylor A.W., Deinzer M.L. (1999) Quantitative analysis of xanthohumol and related prenylflavonoids in hops and beer by liquid chromatography_tandem mass spectrometry. Journal of Chromatography A 832:97-107 PubMed (10070768)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.01 mg/100 ml Strong ale yes 1
3.90e-03 mg/100 ml Indian pale ale yes 1