| 摘要 |
The invention concerns a composition in powder form containing, in association, at least one hydrophobic silica, at least one compound, such as xylitol or trehalose, and water. The invention also concerns a composition in powder form containing, in association, at least one hydrophobic silica having a specific surface area greater than or equal to 190 m<2>/g and a mean primary particle size less than or equal to 10 nm and water. The invention also relates to the use of these compositions as carriers of active ingredients. |
