Tian Q., Giusti M.M., Stoner G.D., Schwartz S.J. (2006) Urinary excretion of black raspberry (Rubus occidentalis) anthocyanins and their metabolites. J Agric Food Chem 54:1467-72 PubMed (16478275)

Urine analysed without enzymatic deconjugation

Excretion in Urine (pmol/mL)
Number Dose Multiple Dose Duration Time (hours) Metabolite
0 4 8 12
1 45 g/day 7 days 0 40 80 50
Cyanidin 3-O-glucoside
2 45 g/day 7 days 0 40 80 50
Cyanidin 3-O-sambubioside
3 45 g/day 7 days 0 200 400 80
Cyanidin 3-O-rutinoside
4 45 g/day 7 days 0 500 1125 400
Cyanidin 3-O-xylosyl-rutinoside
Ml)&chxp=1,50|3,50&chd=t:0.0,4.0,8.0,12.0|0.0,40.0,80.0,50.0|0.0,4.0,8.0,12.0|0.0,40.0,80.0,50.0|0.0,4.0,8.0,12.0|0.0,200.0,400.0,80.0|0.0,4.0,8.0,12.0|0.0,500.0,1125.0,400