Hyaluronic acid lubricants are mainly used in conjunction with condoms, adult devices and women’s tampons, and can also be used to lubricate the surface of dry medical devices as they enter the body. There are generally no significant side effects. Hyaluronic acid is the main component of connective tissues such as interstitial cells, vitreous body of the eye, synovial fluid of joints, etc. It plays an important physiological function in the body of water retention, maintenance of extracellular space, regulation of osmotic pressure, lubrication and promotion of cell repair. It will not affect all aspects of human function. Also be sure to use the regular manufacturer of hyaluronic acid lubricant, try to use all-natural type to avoid excessive additives to the product, to avoid unnecessary damage to the body.