Partially fermented andfully fermented (processed) C. asiatica
herbal teas
The cleaned C. asiatica leaveswerewithered in a forced air oven at
30 ◦C for 2 h and were manually twisted and torn for 20 min. The
crumpled leaveswere allowed to undergo partial fermentation for
120 min. For CAFF, a similar procedure was performed, but the
wileyonlinelibrary.com/jsfa c 2011 Society of Chemical Industry J Sci Food Agric 2011; 91: 2731–2739
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Phenolics in Centella asiatica herbal teas www.soci.org
fermentation time was prolonged to 24 h. The fermented leaves
were dried in a hot air oven at 100 ◦C until the moisture content
was