Table 2.
DPPH radical scavenging activity of Flammulina velutipes powder fermented by L. plantarum EJ2014 for 5 days

Fermentation	Dilution rate	Scavenging activity (%)	IC50 1) (mg/mL)
Before	10	82.22±12.372)	2.20±0.54
	50	60.74±3.39
	100	37.78±2.22
After	10	76.30±1.28	1.11±0.29
	50	58.52±4.63
	100	43.70±4.63
BHA3)	-	-	4.54±0.21 µg/mL

IC₅₀, concentration required for 50% reduction of DPPH radical.
Values are means±SD.
BHA, butylated hydroxy anisole.