The Phenolic Content of Pistacia lentiscus Leaf Extract and Its Antioxidant and Antidiabetic Properties

Table 3

IC₅₀ values for antioxidant and antidiabetic activities in hydroacetonic extract of Pistacia lentiscus leaves, along with total polyphenol and flavonoid contents.

Compounds	IC50 (mg/mL)			Total phenolic content (mg GAE/g dry extract)	Total flavonoid content (mg QE/g dry extract)
	α-Amylase inhibitory activity	Antioxidants
		DPPH	BBC
Extract	0.266 ± 0.01	0,0027 ± 0.002	0.128 ± 0.04	394.5 ± 0.08	101.2 ± 0.095
Acarbose	0.230 ± 0.02	—	—	—	—
Gallic acid	0.098 ± 0.001	—	—	—	—
Catechin	0.174 ± 0.001	—	—	—	—
Quercetin	0.058 ± 0.05	—	—	—	—
Ascorbic acid	—	0,0030 ± 0.003	—	—	—
Butylated hydroxyanisole (BHT)	—	—	0.004 ± 0.009	—	—