The refresh optive fusion lubricant eye drops contain a dual action formula that lubricates and hydrates dry eyes. This uniquely formulated formula offers moisture that lasts for a long period of time that nourishes and guards the cells of the eye that can become damaged due to dry eye.features: contains two polymers, ha & cmc to provide long lasting reliefpreserved with purite – which breaks down into natural tear components making it especially gentleingredients: contains two polymers: ha is a polymer that provides quick, soothing relief while cmc provides long-lasting relief. They team up to offer you a comfortable blink with low blur. Nice! purite provides gentle, antimicrobial protection. Purite breaks down into natural tear components when administered to the eye thats what makes it so gentle.should you require consultation with a pharmacist, you maycontact our well.ca pharmacist. Please read the label, warnings and inserts provided by the manufacturer and consult your healthcare professional when purchasing medications or natural health products to be sure the product is right for you.