Colour Interval Value Publication Food Name Reference
[ 0.22, 1.42 ) 0.22 mg/100 ml Red wine Pascual-Teresa de, et al (2000) Quantitative analysis of flavan-3-ols in.... Journal of Agricultural and Food Chemistry 48:5331-5337 PubMed (11087482)
[ 1.42, 2.64 ) 2.63 mg/100 ml Red wine - France - Several vintage years Carando S., et al (1999) Levels of flavan-3-ols in French wines. Journal of Agricultural and Food Chemistry 47:4161-4166 PubMed (10552784)