Table 4. DPPH IC₅₀ values category

IC50 value (μg/mL)	Category
< 50	Very strong
50–100	Strong
101–150	Moderate
250–500	Weak

Data from Jumina et al. (2019).
DPPH: 2,2-diphenyl-1-picrylhydrazyl, IC₅₀: inhibitory concentration in 50%.