Table 1. Composition of different niosomal formulation containing ALA .
| Name | Constituents of lipid phase | Molar ratio |
| F 1 | Span20/Tween20/Cholesterol | 25/25/50 |
| F 2 | Span20/Tween20/Cholesterol | 30/30/40 |
| F 3 | Span20/Tween20/Cholesterol | 35/35/30 |
| F 4 | Span40/Tween40/Cholesterol | 25/25/50 |
| F 5 | Span40/Tween40/Cholesterol | 30/30/40 |
| F 6 | Span40/Tween40/Cholesterol | 35/35/30 |
| F 7 | Span60/Tween60/Cholesterol | 25/25/50 |
| F 8 | Span60/Tween60/Cholesterol | 30/30/40 |
| F 9 | Span60/Tween60/Cholesterol | 35/35/30 |