Baba S., Osakabe N., Natsume M., Yasuda A., Muto Y., Hiyoshi K., Takano H., Yoshikawa T., Terao J. (2005) Absorption, metabolism, degradation and urinary excretion of rosmarinic acid after intake of Perilla frutescens extract in humans. Eur J Nutr 44:1-9 PubMed (15309457)

Plasma analysed without enzymatic deconjugation

Plasma Concentration (nmol/L)
Number Dose Multiple Dose Duration Time (hours) Metabolite
0 0.5 1 2 6 24
1 1 tablet Single Dose 0 21 21 6 0 0
Rosmarinic acid
2 1 tablet Single Dose 0 4 39 15 0 0
3-O-Methylrosmarinic acid
L)&chxp=1,50|3,50&chd=t:0.0,0.5,1.0,2.0,6.0,24.0|0.0,21.0,21.0,6.0,0.0,0.0|0.0,0.5,1.0,2.0,6.0,24.0|0.0,4.0,39.0,15.0,0.0,0