Blood and urine levels of tea catechins after 4.5 g green tea extract administration CSV JSON

In Vivo Pharmacokinetics Study

Blood and urine levels of tea catechins after 4.5 g green tea extract administration

Results

Compound measured Measurement Value Study sequence Additional information N replicates

Experimental Conditions

Single dosing

Population

Healthy volunteers

6

The subjects refrained from drinking tea for 2 days before the experiment.

Pharmacokinetic (PK) Sampling Information

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

Natural Product Administration

Oral

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

Fasted

Decaffeinated green tea extract was administered after an overnight fast

Single dose

Natural Product Characteristics

not available