Du Potet was a highly successful mesmerist. from 1837 to 1845 practiced as a homeopathic physician in London, where he successfully treated epileptic girls at the North London Hospital and according to a letter to the editor of The Lancet his experiments became the talk of the town.
For du Potet, who was in correspondence with mesmerists worldwide, mesmerism was, not unlike Utopian socialism, an aid in bringing about social transformation, even a revolution.
Du Potet also pursued occult applications of mesmerism. He was a member of the Theosophical Society; his writings were quoted extensively by Helena Blavatsky.