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Shelf-life of vitamins derivatives A, C and E, when added, alone (in different formulations) or in combination (in the same formulation), stored at 45 and 37 °C, 75% RH.
| Vitamins derivatives | Shelf-life (days) | |
|---|---|---|
| Alone | in combination | |
| Retinyl palmitate | 61 | 120 |
| Ascorbyl tetraisopalmitate | 173 | 318 |
| Tocopheryl acetate | 757 | 1116 |
