Long lasting. Recommended by eye doctors. Tears Naturale Forte contains TriSorb Triple Demulcent Technology. This unique combination of ingredients works together to retain moisture on the eye and slow evaporation of the tear film. Tears Naturale Forte is designed to more closely mimic your natural tears. The unique formulation of Tears Naturale Forte Lubricant Eye Drops protects against the recurrence of dry eye symptoms.