Research Article

Enhanced Absorption Study of Ginsenoside Compound K (20-O-β-(D-Glucopyranosyl)-20(S)-protopanaxadiol) after Oral Administration of Fermented Red Ginseng Extract (HYFRG) in Healthy Korean Volunteers and Rats

Table 3

Extraction recovery and matrix effect of compound K and IS in human plasma ().

Nominal Concentration (ng/mL)Extraction recoveryMatrix effectProcess efficiency
Mean SD (%)CV (%)Mean SD (%)CV (%)Mean SD (%)CV (%)

Compound K35.198.674.56
3002.542.325.13
8007.315.003.98
(R)-Amlodipine (IS)454.554.344.253.84