| AA | L-Ascorbic acid |
| 4SCAP | 4-S-cysteaminylphenol |
| Ampliflu™ Red reagent | 10-Acetyl-3,7-dihydroxyphenoxazine |
| ATCC | American Type Culture Collection |
| CySH | Cysteine |
| DBBQ | 3,5-di-tert-butyl-1,2-benzoquinone |
| DMEM | Dulbecco’s modified Eagle’s medium |
| DMSO | Dimethyl sulfoxide |
| EQ | Equol (7-hydroxy-3-(4-hydroxyphenyl)-chroman) |
| FBS | Fetal bovine serum |
| GSH | Glutathione |
| GSSG | Oxidized glutathione |
| HClO4 | Perchloric acid |
| HPLC | High-performance liquid chromatography |
| hTYR-293T | Human tyrosinase-expressing 293T |
| L-DOPA | (3,4-Dihydroxyphenyl)-L-alanine |
| MC1R | Melanocortin 1 receptor |
| MITF | Microphthalmia-associated transcription factor |
| NaBH4 | Sodium borohydride |
| NAC | N-Acetyl-L-cysteine |
| NMR | Nuclear magnetic resonance |
| Nrf2 | Nuclear factor-erythroid 2-related factor 2 |
| PTS | Pterostilbene |
| RD | Rhododendrol (4-(4-hydroxyphenyl)-2-butanol) |
| RES | Resveratrol |
| ROS | Reactive oxygen species |
| RT | Retention times |
| siRNA | Small interfering RNA |
| TRP-1 | Tyrosinase-related protein-1 |
| TRP-2 | Tyrosinase-related protein-2 |
| UV | Ultraviolet |