Upon digestion sucrose esters are hydrolysed to their components, sugar and fatty acids, which are metabolised by the body in a normal way. The caloric value depends on the ratio sugar : fatty acids.
| Kcal/g | |
| Sisterna PS750 | 6.6 |
| Sisterna SP70 | 6.7 |
| Sisterna SP50 | 6.9 |
| Sisterna SP30 | 7.3 |
| Sisterna F20W | 7.6 |