Benzalkonium chloride (BAK): Works to kill a wide spectrum of bacteria and fungi, and can be used in lower concentrations combined with EDTA

Finnegan S, Percival SL. EDTA: An Antimicrobial and Antibiofilm Agent for Use in Wound Care. Adv Wound Care (New Rochelle). 2015;4(7):415-421. doi:10.1089/wound.2014.0577 Because Clear Care’s Cleaning & Disinfecting Solution is hydrogen peroxide-based, it may be a suitable choice for those who find multipurpose solutions irritating. The solution is also preservative-free, to further cut down on irritation. Rosenthal RA et al. Broad spectrum antimicrobial activity of a new multi-purpose disinfecting solution. CLAO 2000;26(3):120-26. Lally J et al. A new lens care solution provides moisture and comfort with today’s CL’s. Optician 4/01/2011;241(62960): 42-46.Research shows that multipurpose solutions are effective against germs that can lead to eye infections and other conditions. A 2016 study found that multipurpose products containing the disinfectants chlorhexidine, polyaminopropyl biguanide (PAPB), and the antibacterial preservative ethylenediaminetetraacetic acid (EDPA) were effective against germs that cause keratitis, an inflammation of the cornea. Make sure you thoroughly wash and dry your hands before removing the lenses from your eyes or the lens case, then complete these simple steps. The composition of OptiFree Replenish and OptiFree Pure Moist is one of the key differences between the two solutions. OptiFree Replenish is a multipurpose disinfecting solution that not only cleans but also replenishes the lens with moisture-rich ingredients. Coroi MC, Bungau S, Tit M. PRESERVATIVES FROM THE EYE DROPS AND THE OCULAR SURFACE. Rom J Ophthalmol. 2015;59(1):2-5.

Place lenses in the case and close the lid tightly. Leave lenses overnight or for at least 6 hours. The method of disinfection is another important difference between OptiFree Replenish and OptiFree Pure Moist. OptiFree Replenish uses hydrogen peroxide as the disinfecting agent.

It is important to choose the solution that best suits your specific needs and lens type. Disinfection Methods Of Both Solutions In conclusion, the method of disinfection is an important factor to consider when choosing between OptiFree Replenish and OptiFree Pure Moist. OptiFree Replenish is ideal for individuals who want a solution that provides effective disinfection and are willing to wait 6 hours for the soaking time.