Excipients are inactive substances utilized to formulate medications and supplements. Petroleum Jelly (C_25H_52) is a hydrocarbon gel that provides a moisture barrier and lubrication. Magnesium Hydroxide (Mg(OH)_2) acts as an antacid and laxative. These excipients are formulated through processes like blending and mixing with active ingredients to guarantee stability and effectiveness. Utilized in the pharmaceutical and cosmetic industries, they aid in drug delivery and enhance product texture. Petroleum Jelly is generally utilized in topical products, while Magnesium Hydroxide is utilized in oral formulations. Both typically have a shelf life of 2-3 years when stored in a cool, dry place.