Cadmium is a heavy metal that can be found in the environment, including in soil, water, and food. It is known to be toxic and can accumulate in the body over time, potentially causing health problems.

Cocoa beans, which are used to make chocolate, naturally contain low levels of cadmium. However, the levels of cadmium in dark chocolate can vary depending on a variety of factors, such as where the cocoa beans were grown and how they were processed.

In recent years, there has been concern about the cadmium levels in some dark chocolate products, especially those with high cocoa content. In some countries, regulations have been put in place to limit the amount of cadmium allowed in chocolate products.

Consumers can check the label or contact the manufacturer to find out if their favorite dark chocolate products contain high levels of cadmium. It is also recommended to consume dark chocolate in moderation as part of a balanced diet.