third-party lab testing
Under California's Proposition 65, the safe harbor levels (also known as No Significant Risk Levels) for heavy metals like lead, arsenic, cadmium, and mercury are:
Lead: 0.5 micrograms per day
Mercury: 0.3 micrograms per day
Arsenic: 10 micrograms per day
Cadmium: 4.1 micrograms per day
Find our third-party heavy metal testing results below, updated quarterly to reflect most recent batch testing; note that our testing factors for ppm, parts per million, to run the most exact testing possible: