Davis B.D., Needs P.W., Kroon P.A., Brodbelt J.S. (2006) Identification of isomeric flavonoid glucuronides in urine and plasma by metal complexation and LC-ESI-MS/MS. J Mass Spectrom 41:911-20 PubMed (16810646)

Compound Mean content
Naringenin 343 mg/900 mL
Narirutin 126 mg/900 mL