The invention relates to a device (10a) for dispensing a formulation of at least two compounds chosen from a set of selectable compounds, said device comprising: - a plurality of containers (14a, 15) storing said different selectable compounds; pumping means (16-17) associated with each container (14a, 15); - a distribution surface comprising at least two through orifices intended to convey at least two chosen compounds; - selection means (18-19) allowing connecting said at least two orifices opening out to said pumping means (16-17) of said selected compounds and closing off the other pumping means (16-17); and an actuator configured to activate all of said pumping means (16-17) and deliver only said at least two selected compounds to said distribution surface. Figure for short: fig. 2.
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