New research published in the journal PLOS One suggests that frequent use of certain nail polishes and other consumer products like cosmetics and glues could be lowering your IQ.
Researchers at Columbia University's Mailman School of Public Health have confirmed what previous research has shown: Phthalates, which are found in a variety of plastics, can reduce IQ. The researchers also discovered that di-isobutyl phthalate (DiBP), which is found in nail polish, also has detrimental effects.
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