Consumer Reports did a widely reported survey last year but it was almost random which spice would be contaminated - one source of herb x would be fine but from

Consumer Reports did a widely reported survey last year but it was almost random which spice would be contaminated - one source of herb x would be fine but from a different source it was contaminated. https://www.consumerreports.org/food-safety/your-herbs-and-spices-might-contain-arsenic-cadmium-and-lead/ https://www.consumerreports.org/food-safety/your-herbs-and-s... Spices that are colored (i.e. turmeric) are particularly vulnerable. https://pubs.acs.org/doi/full/10.1021/acs.est.9b00744 https://pubs.acs.org/doi/full/10.1021/acs.est.9b00744