| GSE | Grape seed extract |
| GSF | Grape seed flour |
| FDA | Food and Drug Administration |
| DPPH | 2,2 diphenyl-1-picrylhydrazyl |
| TFs | Total flavonoids |
| TPC | Total phenolic content |
| TPs | Total procyanidins |
| DW | Dry weight |
| GSE | Grape seed extract |
| GSF | Grape seed flour |
| FDA | Food and Drug Administration |
| DPPH | 2,2 diphenyl-1-picrylhydrazyl |
| TFs | Total flavonoids |
| TPC | Total phenolic content |
| TPs | Total procyanidins |
| DW | Dry weight |