Tattoos have been found to accumulate as nanoparticles In the body’s lymphatic system, finds a new study.
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‘Despite the various infection risk, almost half of all participants estimated that the health risk associated with tattoos were low.’
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To establish the attitude and risk perception of the general public towards the topic of tattoos, roughly 1,000 persons aged at least 14 years living in private households in Germany were interviewed per telephone on behalf of the BfR.
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Many of them are aware that tattoos can lead to infections and allergies, and that tattooing can pose a risk, especially during pregnancy. Despite this, almost half of all respondents estimate the health risk of tattoos overall as low, with this figure rising to as much as 87 percent among people with tattoos. Roughly a third of all persons questioned believe that the components of tattoo inks remain entirely in the tattooed part of the skin.
In an international research project, the BfR examined how the substances and pigments contained in tattoo inks distribute themselves in the body. It was shown here that the ink pigments from tattoos can accumulate permanently as nanoparticles in the lymph nodes. Depending on their chemical structure and level of contamination - with metals, for example - these pigments can pose a risk to health. If they are transported to other organs via the lymphatic system, metabolites can be produced which in turn may also contain health-damaging properties.
None of this does anything to diminish the popularity of tattoos. Roughly 12 percent of the respondents have or have had a tattoo. Women have tattoos considerably more often than men and those who already have one rarely shy away from getting another one.
54 percent of all people with a tattoo would get another one done, as opposed to the mere 7 percent of people without a tattoo who intend to get one in future. Thanks to the option of laser removal, tattoos are no longer seen to be for life.
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Tattoo inks do not require authorization. The manufacturers themselves are responsible for the safety of their products. Little is currently known about the effects of ink pigments in the body, and the available data is not yet sufficient for a comprehensive risk assessment. The use of substances which are known to be harmful to health is prohibited by the German tattoo ink regulation, however.
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