Lead is a toxic metal that can have serious health effects, even in small doses. It can cause damage to the brain, kidneys, and nervous system, and has been linked to learning disabilities and behavioral problems in children. Lead is also a known carcinogen, meaning it can cause cancer.
Lipstick is a common cosmetic product that can contain lead. Lead is used in lipstick to give it a smooth, creamy texture and to make it last longer. However, lead is not necessary for lipstick to perform these functions, and there are many lead-free lipsticks available on the market.