Does arsenic pose a health concern after consumption of clay products?

Last updated on 21-12-2020 by Jill Alexandre

Public Access


Peer reviewed scientific article



Clay products for oral use form a particular group of food supplements in relation to potential arsenic (As) toxicity, because — certainly in case of pure clay- all arsenic in these supplements is expected to be present in the most toxic inorganic form (As). In terms of risk, the most important questions to answer relate to the bioaccessibility and bioavailability of the inorganic arsenic present, rather than to the As species distribution, which often receives most attention in standard foodstuffs. In the present study, clay products for oral use were bought on the Belgian market and analy…

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