Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Antioxidant properties of the extract as compared to positive controls EGCG and vitamin C.
| Assay | S. aqueum extract | EGCG | Ascorbic acid |
|---|---|---|---|
| DPPH (EC50 μg/mL) | 6.80 ± 0.15 | 3.50 ± 0.23 | 2.95 ± 0.13 |
| TEAC (Trolox equivalents/mg of sample) | 2073 ± 17 | 5293 ± 23 | - |
| FRAP (Fe2+ equivalents/mg of sample) | 11.51 ± 0.82 | 25.23 ± 1.32 | - |
| TAC (Total antioxidant capacity, U/L) | 18.72 ± 1.11 | 26.41 ± 1.75 |
