Water Based Personal Lubricant for pH Balance Hello Cake Medcosa Sterile Water Based Lubricating Jelly for Personal and Catheter Use 150 Piece Walmart.com What is lube? Personal lubricant is used during sexual activity to decrease friction but it comes in several formulations. The primary benefits of using lube include: It improves condom barrier safety by preventing YES, it's TRUE! Eye drops DO expire after opening! While eye drop bottles display a manufacturer's expiration date, this applies only to unopened products. Once opened, most eye drops have Water Based Personal Lubricant Water Based Lubricating Gel happy monday! starting the week off right and talking about some lube myths and facts remember that safe and comfortable sex is lube tastic!