Antioxidant activity

Subcritical water extract

Percentage loss in antioxidant activity (%)

Before spray drying

After spray drying

TPC (mg/l) GAE

574.1 ± 13.9

318.8 ± 11.2

44.6

ORAC (μmolTE/g) DW

1517.6 ± 93

811.7± 20

46.5