The California Office of Environmental Health Hazard Assessment (OEHHA) oversees implementation of California's chemical exposure warnings law, commonly known as Proposition 65. This law requires businesses to provide warnings before people are exposed to chemicals on the state’s Proposition 65 list .

By law, a warning must be given for listed chemicals unless the exposure is low enough to pose no significant risk of cancer or is significantly below levels observed to cause birth defects or other reproductive harm. Learn about how businesses can comply with Proposition 65.

2024年1月26日 · If you’ve gone shopping at all lately, you might have noticed a growing number of products bearing the Proposition 65 warning, which states that the product contains chemicals known to cause cancer in the state of California. Sounds concerning, right?

Certain foods contain chemicals that are on the Proposition 65 list because they can cause cancer and/or birth defects or other reproductive harm. Proposition 65 requires businesses to determine if they must provide a warning about exposure to listed chemicals.

Proposition 65 requires businesses to provide warnings to Californians about significant exposures to chemicals that cause cancer, birth defects or other reproductive harm. Exposure to these chemicals may take place when products are acquired or used.

California’s Proposition 65, also called the Safe Drinking Water and Toxic Enforcement Act, first became law in the state in 1986. It is intended to help Californians make informed decisions about protecting themselves from chemicals that could cause cancer, birth …

2017年8月1日 · Businesses subject to Proposition 65 are required to provide a warning if they cause exposures to chemicals listed as causing birth defects or reproductive harm that exceed 1/1000th of the “no observable effect level.”

A Proposition 65 warning informs a consumer that s/he is being exposed to carcinogens or reproductive toxins that exceed certain threshold levels. This is not the same as a regulatory decision that a product is "safe" or "unsafe."

2025年2月11日 · The California Proposition 65 warning label is part of the Safe Drinking Water and Toxic Enforcement Act of 1986. Its purpose is to protect Californians by informing them about potential exposure to harmful chemicals.

2023年4月12日 · The Prop 65 warning label, which indicates a product could contain chemicals that cause cancer, reproductive harm or birth defects, can be found on common household items like furniture. Know the major cancer risk factors — and focus on reducing that risk.