In some regions, up to half of all residents have shown elevated levels of this neurotoxin in their blood. ConsumerLab's answer explains. Maybe it's the soil or the water. A yellow pigment used to enhance the bright colour of turmeric is posing a direct threat to public health, according to a new study. © ScienceAlert Pty Ltd. All rights reserved. How much calcium do you need each day, what forms are best, and how much is too much? How can I make sure I'm not getting lead in my turmeric supplement or spice? Previous research on lead poisoning has implicated turmeric before, but after five years of extensive research, the Stanford team now claims to have directly linked the lead in turmeric to lead levels in blood. Regardless of where it is happening, this level of contamination is downright dangerous, and consumers and processors in Bangladesh need to be aware that these pigments can have deleterious and potentially fatal consequences, especially for women and children. Learn more about color variation in turmeric/curcumin supplement capsules and if they are safe. In each location, the researchers conducted interviews with people who produce, consume and regulate turmeric - a total of 154 conversations, right across the supply chain. To achieve this, the team from Stanford visited the top nine districts for turmeric production in Bangladesh, as well as two districts that produce relatively little of the spice. A related analysis published recently confirms for the first time that turmeric is likely the primary contributor to elevated blood lead levels among Bangladeshis surveyed. A previous study, published in 2018 by the same Stanford team revealed that among 430 pregnant women in rural Bangladesh, more than 30 percent had elevated levels of lead in their blood. Theracurmin information. Learn more about the effects of curcumin (turmeric) and ubiquinol (CoQ10), including their shared antioxidant properties and many differences. Your last name and email address will not be displayed. The water test may not be appropriate for extracts because some products contain emulsifiers and other additives to solubilize the extract in water (so that it neither sinks nor floats). Heavy metal contamination is most common with whole herbs (which includes herb powders), as opposed extracts, since the extraction process typically removes metals. This feature is restricted to active members. Long banned from food products, lead is a potent neurotoxin considered unsafe in any quantity. Since 2014, researchers at Stanford University have been trying to figure out why; now, the team's newest findings suggest a shocking twist - the country's most popular spice is at least partly to blame. Reviewed and edited by Tod Cooperman, M.D. It's added directly to something that's being consumed. For your privacy, only your first name (from your account) followed by a random number will appear with your comment. Please do not submit any type of HTML markup or scripting as it will not be accepted, nor will posts that exceed 2,500 characters. Lead in any amount is known to be toxic to the brain and the body, lowering IQ and disrupting normal development, especially among children. The proprietors were unaware of the source of the product. The "acid test" (such as mixing turmeric in lemon juice) is proposed as a way to determine if a dye known as metanil yellow (or Matalan), has been added to turmeric because acid doesn’t change the yellow color of turmeric but it will turn change metanil yellow to pink. "We know adulterated turmeric is a source of lead exposure, and we have to do something about it.". ConsumerLab's answer explains. Find out if turmeric and curcumin are MAO inhibitors, if they can be taken with amine-rich foods like cheese and dark chocolate, and more. ConsumerLab's answer explains.

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