ConsumerLab is a good source for this kind of information. They lab tested almost 50 chocolates [1]. They found that two of the cocoa mixes were concerning for

ConsumerLab is a good source for this kind of information. They lab tested almost 50 chocolates [1]. They found that two of the cocoa mixes were concerning for children but consider cadmium to be a major problem for chocolate. I switched from Alter Eco (one of the highest in cadmium in their tests) to Endangered Species (one of the lowest in their tests). Sadly the lead in chocolate appears to come from general environmental exposure to lead, including during processing. Cadmium on the other hand likely comes from the soil. [1] https://www.consumerlab.com/reviews/cocoa-powders-and-chocolates-sources-of-flavanols/cocoa-flavanols/ https://www.consumerlab.com/reviews/cocoa-powders-and-chocol...