A nicotine powder inhaler (10) comprises a body extending between a mouthpiece portion (12) and a distal end portion (14), an airflow channel (15) extending between the mouthpiece portion and the distal end portion and a nicotine powder receptacle (20) disposed along the airflow channel, and a powder system disposed within the nicotine powder receptacle. The powder system includes a first plurality of particles having a particle size of about (10) micrometres or less and including nicotine and a second plurality of particles having a particle size of about 20 micrometres of greater and including flavour. The first plurality of particles comprise an amino acid or nicotine selected from the group consisting of nicotine pyruvate, nicotine mono-pyruvate, nicotine aspartate and nicotine lactate.
