Most of 51 brands tested, including those for children, contained dangerous heavy metal
Toothpaste can be widely contaminated with lead and other dangerous heavy metals, new research shows.
Most of 51 brands of toothpaste tested for lead contained the dangerous heavy metal, including those for children, or marketed as green. The testing, conducted by the Lead Safe Mama non-profit, also found concerning levels of highly toxic arsenic, mercury and cadmium in many brands.