Protein powders may contain high levels of lead and cadmium, with chocolate-flavored and plant-based products testing at the highest levels, a new report said.

which are made from the liquid byproduct of cheese, per the report. Meanwhile, chocolate-flavored protein powders contained four times more lead and up to 110 times more cadmium than vanilla ...

Cadmium is a carcinogen which is also toxic ... according to the report. (Whey is the liquid byproduct of cheesemaking.) Plants naturally absorb heavy metals from the planet’s crust but can ...