In Vivo Pharmacokinetics Study
Blood and urine levels of tea catechins after 4.5 g green tea extract administration
|Sample||Compound measured||Value||Measurement||Study sequence||Additional information||N replicates|
The subjects refrained from drinking tea for 2 days before the experiment.
blood samples: 0, 0.5, 2, 4, 8, and 24 h; urine samples: before the dose and during periods of 0-2, 2-6, 6-8, 8-24, and 24-48 h after the dose
Drug or Natural Product Administration
Beverage preparation was formulated by combining decaffeinated green tea extract solid 4.5 g with 45 g of sucrose, 7.5 g of coffee whitener (Borden 1-22007), and vanilla flavor (Tastmaker Lot SOS 5019). These beverage preparations were reconstituted in 500 mL of hot water.
4.5 g decaffeinated green tea extract
Decaffeinated green tea extract was administered after an overnight fast