There is a big difference between the uses of both Keflex and body lubricant, so they cannot be used for comparison. Keserol is a laxative lubricant for patients with constipation and is a topical medication with glycerin and sorbitol as its main ingredients, which has the effect of softening stools, lubricating the intestinal tract, and promoting defecation. It cannot be used for a long period of time and is prone to dependence. The human body lubricant is a sex product, its main ingredients to glycerin, hydrophilic and other substances. In the process of sexual intercourse to lubricate the vagina, relieve vaginal dryness and other functions. Generally there are no side effects, but it varies from person to person, and there are a few people who will have an allergic reaction to it. In short, although both have the role of lubrication, but the use is not the same, and can not replace each other.