Chemical and Pharmacological Evaluation of Hulls of Prunus dulcis Nuts

Table 2

Antioxidant and antidiabetic activities of Prunus dulcis hull extracts.

Sample	Antioxidant activity IC50 (μg/ml)	Antidiabetic activity IC50 (μg/ml)
70% ethanol extract	167.11	Inactive
Hexane fraction	>500	9.66 ± 0.42
Chloroform fraction	128.17	37.95 ± 0.14
Ethyl acetate fraction	148.32	Inactive
n-Butanol fraction	76.04	Inactive
Water fraction	>500	Inactive
Vitamin C	5.34 ± 0.42 (μg/ml)	—
PTP1B inhibitor	—	1.46 ± 0.40