September 2023 in “Food and chemical toxicology” High doses of some selenium supplements caused liver and reproductive harm in rats.
17 citations
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January 2012 in “IOSR Journal of Environmental Science Toxicology and Food Technology” High doses of Tridax procumbens extract can be toxic, affecting liver and kidneys.
13 citations
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July 2019 in “Toxicology research” Ethanamizuril is safe for rats at 20 mg/kg feed, but higher doses cause hair loss, organ changes, and liver, kidney, and lung damage.
20 citations
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September 2019 in “South African Journal of Botany” Teucrium polium extracts are non-toxic and effectively speed up wound healing.
23 citations
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January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.