Bausch + Lomb Advanced Eye Relief Dry Eye lubricant eye drops soothes, refreshes and comforts irritated eyes. The two active ingredients are lubricants (glycerin and propylene glycol) that effectively moisturize dry eyes and help prevent further irritation. It replenishes tears for fast relief from dry eye symptoms. And, it is gentle enough to use as often as needed.Ingredients:Benzalkonium chloride, boric acid, edetate disodium, potassium chloride, purified water, sodium borate, sodium chloride. Hydrochloric acid and/or sodium hydroxide may be used to adjust pH. Glycerin (0.3%), Propylene glycol (1.0%).