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Chromium toxicity refers to any poisonous toxic effect in an organism or cell that results from exposure to specific forms of chromium—especially hexavalent chromium. [1] Hexavalent chromium and its compounds are toxic when inhaled or ingested. Trivalent chromium is a trace mineral that is essential to human nutrition.
Although the safety of daily chromium doses of up to 1,000 μg has been shown, there are some reports of serious adverse effects by using chromium picolinate, including kidney failure from a six-week course of 600 μg per day and liver disease after using 1,200 to 2,400 μg per day over four to five months. [2]
Many metals, particularly heavy metals are toxic, but some are essential, and some, such as bismuth, have a low toxicity. Metals in an oxidation state abnormal to the body may also become toxic: chromium(III) is an essential trace element, but chromium(VI) is a carcinogen. Only soluble metal-containing compounds are toxic.
While chromium metal and Cr(III) ions are considered non-toxic, chromate and its derivatives, often called "hexavalent chromium", is toxic and carcinogenic. According to the European Chemicals Agency (ECHA), chromium trioxide that is used in industrial electroplating processes is a "substance of very high concern" (SVHC).
The river water was contaminated with toxic metals including arsenic, copper, barium, cadmium, chromium, lead, mercury, nickel, and thallium. [2] Cleanup costs may exceed $1.2 billion. [3] A toxic heavy metal is a common but misleading term for a metal-like element noted for its potential toxicity. [4]
Chromium is a trace mineral that assists in metabolizing carbs, protein, and fat. The trace mineral may help lower body weight and body fat, but the amount lost is minimal and insignificant .
Jazmin Evans was diagnosed with kidney disease at the age of 17 in 2012. She received a kidney transplant in July 2023, after being on the transplant wait list for four years. Today, a year and a ...
A study led by Mayo Clinic found a “widening gap between lifespan and healthspan" among 183 countries. The lead researcher and another doctor discuss the drivers of poor health late in life.
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