Abstract: The present invention relates to a stable gel mixture, having a substantially uniform appearance, which stable gel mixture comprises at least one oleogel and of at least one aqueous gel, the oleogel comprising at least one oily agent gelled with at least one cellulose polymer. The present invention also relates to a pharmaceutical composition comprising this gel, to the use of this pharmaceutical composition as a reservoir for active ingredients in a transdermal release system, as well as to a cosmetic composition comprising this gel. This gel has remarkable stability and a fresh and pleasant feel.