Year in review: BPA alternatives aren't benign | Science News

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Year in review: BPA alternatives aren't benign

Replacements cause problems in lab animals

By
6:30am, December 15, 2015
receipt handling

BAD TRADE  In trying to swap out the potentially toxic compound BPA in their products, manufacturers may be using chemicals that are just as bad, researchers found this year.

A popular alternative to bisphenol A isn’t as benign as people had thought, at least not in lab animals.

After a growing body of research identified hormone-mimicking effects from BPA — a compound found in some plastics, dental sealants and cash register receipts — consumers began reaching for BPA-free products. But there is now evidence that at least one of the chemical substitutes, bisphenol S, can enter the body and trigger developmental and physiological changes.

A study published this year found that BPS can boost heart rates and lead to heart-rate variability in rats. Another reported altered brain development and behavior in fish (SN: 4/4/15, p. 10).

The

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