The invention concerns a fluid or powdery product dispenser comprising: at least one reservoir capable of containing fluid or powdery product to be dispensed; a dispensing member, such as a pump or a valve; an actuating member for actuating said dispensing member; a dispensing orifice through which is dispensed the fluid or powdery product; at least one dispenser portion in contact with the fluid or powdery product being made of an anti-adhesion material comprising at least one intrinsically electrostatic charge dissipative polymer.