Triphenylphosphate or makes tphp nails soft and elastic, and is also used to make plastic film and foam fire furniture. It may have been introduced to replace nail polish phthalates, the studies are connected to reproductive problems. But the substitution rather than an improvement.
Independent studies have shown that tphp is an endocrine disruptor, which means it interferes with hormones and animal experiments have problems with reproduction and development represented accordingly. In humans, scientists say may be linked to weight gain, but more research needs to be done before we say anything conclusive.
The chemical is included in the 49 percent of the more than 3,000 emails and collected by the Polish researchers treatments and even includes some glazes when they say that they do not. (Of course, coatings usually contain several colored tphp.) Independent studies show that women are much more of it than men, by being absorbed on the idea that they could by cosmetics.
The researchers, who published their findings in the journal Environment International, tested the urine of 26 participants before and after the nails with a varnish painted 1 percent tphp. Two to six hours after painting nails 24 participants were somewhat diphenyl phosphate levels or NOPD, a chemical that has been treated in tphp shows the high body. And from 10 to 14 hours after painting nails, each participant had NOPD levels increase by almost seven times. Participants wore gloves to apply art nail polish was no difference in the NOPD levels.
The Environmental Working Group has a petition nail polish companies launched to eliminate tphp its products, and has published a database of tphp brands as an ingredient on its website. Study co-author Kate Hoffman said that if Yahoo should focus nails to avoid, in the skin that are not absorbed into the blood
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