| BW | buckwheat |
| DW | dried weight |
| TPC | total phenolic content |
| TFC | total flavonoid content |
| FP | free phenolic |
| BP | bound phenolic |
| FF | free flavonoid |
| BF | bound flavonoid |
| GAE | gallic acid equivalents |
| RE | rutin equivalents |
| TE | trolox equivalents |
| DPPH | 1,1-diphenyl-2-picrylhydrazyl |
| ABTS | 2, 2-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt |
| FRAP | ferric reducing/antioxidant power |
| TPTZ | 2,4,6-tris(2-pyridyl)-s-triazine |