Do spices contain lead or cadmium from contaminated soil?
Yes. Heavy metals like arsenic and lead in some foods and products are worth actively reducing in your diet.
What's actually in it
Heavy metals like arsenic, lead, cadmium, and mercury occur naturally in soil and water. They enter food through contaminated soil, irrigation water, and food processing.
Some foods concentrate heavy metals more than others. Rice absorbs arsenic from soil and water. Leafy greens accumulate cadmium. Some spices have been found to contain lead from contaminated growing regions or processing.
What the research says
A 2026 study in front gastroenterol (lausanne) found that analysis of 386 alternative medicinal products implicated in liver injury reveal clinically relevant associations with potentially hepatotoxic botanicals, pharmaceutical adulteration, hea.
The research at a glance
What to use instead
Browse our vetted, non-toxic alternatives. Every product is third-party certified.
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