Table 2.
Stability results obtained for GSH solution and GSH + Vit C solution. Concentration mean as a percentage of original concentration ± SD (n = 3).
| Solutions | Day | 25 °C Light | 25 °C Darkness | 4 °C Darkness |
|---|---|---|---|---|
| GSH | 2 | 97.56 ± 3.27 | 97.30 ± 3.95 | 99.44 ± 2.35 |
| 7 | 88.88 ± 1.21 | 89.37 ± 2.26 | 99.19 ± 7.78 | |
| 14 | 88.87 ± 1.21 | 87.44 ± 0.45 | 98.78 ± 7.29 | |
| 30 | 71.14 ± 0.35 | 72.92 ± 2.71 | 92.27 ± 5.78 | |
| GSH + Vit C | 2 | 86.81 ± 5.09 | 95.86 ± 2.54 | 96.93 ± 8.28 |
| 7 | 77.17 ± 10.16 | 86.99 ± 0.39 | 94.72 ± 6.25 | |
| 14 | 73.87 ± 4.81 | 78.40 ± 3.00 | 91.47 ± 4.57 | |
| 30 | 58.71 ± 0.25 | 64.64 ± 3.20 | 89.97 ± 1.21 |
GSH: glutathione. Vit C: vitamin C.