| 摘要 |
The invention relates to a composition comprising: an aqueous composition (A) comprising a buffer having a pKA of between 4.0 and 8.0 and having a maximum of one carboxylic acid function, and at least one capsule comprising a core, and a gelled envelope comprising a polyelectrolyte in the gelled state chelated by divalent cations, said envelope completely encapsulating said core around the periphery thereof, said capsule not comprising any eukaryotic cells. |
