Thealoz Duo, a preservative free dry eye drop, which uses two active ingredients to offer better lubrication and longer relief from symptoms. The two agents which combine to provide the benefits for Thealoz Duo are Trehalose (3%) and Hyaluronic acid (0.15%). Trehalose naturally protects cellular membranes from extreme dryness, oxidation and temperature stress

Thealoz Duo

£15.00Price