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Shampoo Ingredients Could Impair Fetal Brain Development

shampoo sunscreen hairspray choline hand soap ingredients impair fetal development diethanolamine mice exposure

A common ingredient in shampoos, DEA (diethanolamine), has been found to interfere with brain development in mice when applied to the skin of their mothers, a new study reports. Although the amounts used in the study were at least 10 times higher than typical exposure from shampooing, the study’s lead author suggested that one should read labels and try to limit exposure until further research has been done. DEA is used as a wetting or thickening agent in sunscreens, hairsprays and hand soaps. According to the research findings, the substance appears to impair absorption of choline, needed...

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