Research Article

In Vitro Antioxidant and Antidiabetic Potentials of Syzygium caryophyllatum L. Alston

Table 2

Total polyphenol content (TPC) and total flavonoid content (TFC) in different extracts of Syzygium caryophyllatum.

Scientific namePart of plantExtractTPC (mg GAE/g of sample)TFC (mg QE/g of sample)

Syzygium caryophyllatumLeavesCR8.12 ± 0.46a0.16 ± 0.01a
EA0.09 ± 0.01b<0.01
AQ7.12 ± 0.16c0.18 ± 0.02ab
FruitsCR8.83 ± 0.62ad2.02 ± 0.19c
Hex3.42 ± 0.29e0.80 ± 0.05d
EA1.73 ± 0.76f0.37 ± 0.01e
AQ2.16 ± 0.12g0.10 ± 0.01af

Results expressed as mean ± standard deviation, CR = crude extract, Hex = hexane fraction, EA = ethyl acetate fraction, AQ = aqueous fraction. Mean values within a column superscripted by different letters are significantly different at .