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)

Compound Mean content
Rosmarinic acid 200 mg/tablet