Edetate disodium (EDTA) is a chelating agent used in a variety of nonophthalmic products, including hair ... It was developed because other preservatives (e.g., BAK) were known to become ...
Preservatives are added to multidose medication bottles to inhibit microbial contamination. An assortment of different preservative formulations has been used in ophthalmic medicines and many of ...
Natural preservatives come from organic products, not from a lab like artificial preservatives. For thousands of years, people used natural preservatives to keep their food from going bad.