How often should I replace my contact lens case? Given the integral role it plays in maintaining ocular hygiene, one must ponder the frequency of replacing this seemingly innocuous accessory. Is it sufficient to change the case merely when it appears dirty, or are there underlying factors to consider that warrant more regular replacements? Many users may not realize that even a minor deterioration in the case’s integrity could pose risks to eye health. Moreover, could the age of the contact lens case significantly impact the growth of harmful pathogens? Are there particular environmental factors, such as humidity or exposure to allergens, that might necessitate more frequent changes? What best practices exist for ensuring not just a clean environment for lens storage but also optimal care to prolong the lifespan of the case? Ultimately, what guidance exists for users to make informed decisions regarding this essential yet often overlooked component of contact lens maintenance?