Study results indicated that using a magnetic ointment containing reduced iron powder, with an alternating magnetic field had beneficial effects with patients suffering from chronic blepharitis.

V.A. Machekhin, et al., “A New Method for Treating Chronic Blepharitis Using Magnetic Compounds and an Alternating Magnetic Field,” Vestn Oftalmol, 109(4), July-September 1993, p. 16-18.