Proposition 65: Potential Exposure to Lead and Lead Compounds

You may have noticed warnings on certain products stating that they contains chemicals known to produce cancer or cause reproductive damage. These warnings are the result of California’s Proposition 65, or the Safe Drinking Water and Toxic Enforcement Act. Often referred to simply as Prop 65, this law was enacted in 1986 to help residents of California make informed decisions about the products they purchase. As a result, these substances are often found in food and food products such as nutritional supplements. A Prop 65 warning does not necessarily mean these substances have been added to the product. Learn more.

Why am I being warned about potential exposure to lead and lead compounds?

  • Lead is on the Proposition 65 list because it can cause birth defects or other reproductive harm.  Exposure to lead during pregnancy can affect brain development and cause learning and behavior problems for the child.  Exposure to lead can harm the reproductive system of men and women.
  • Lead and lead compounds also are on the Proposition 65 list because they can cause cancer.  Exposure to lead and lead compounds may increase cancer risk.
  • Proposition 65 requires businesses to determine if they must provide a warning about exposures to listed chemicals.

Why am I being warned about potential exposure to arsenic?

  • Arsenic (inorganic arsenic compounds) is on the Proposition 65 list because it can cause cancer. Exposure to arsenic and inorganic arsenic compounds can cause cancer of the lung, bladder, and skin. Such exposures may also cause cancer of the liver, prostate, and kidneys.
  • Arsenic (inorganic oxides) is on the Proposition 65 list because it can cause birth defects or other reproductive harm. Exposure to arsenic and inorganic arsenic oxides during pregnancy may affect a child’s development.
  • Proposition 65 requires businesses to determine if they must provide a warning about exposures to listed chemicals.

For more information, please visit the Proposition 65 website.