Prevents tear evaporation! Yes!
REFRESH OPTIVE ADVANCED® protects your natural tears with a lipid-enhanced drop to reduce tear evaporation. Yet these advanced drops offer the comfort and low blur of water-like (aqueous) drops.Purite® is a gentle preservative
REFRESH OPTIVE ADVANCED® is preserved with Purite®, offering gentle, antimicrobial protection. When administered to the eye, Purite® breaks down into natural tear components.