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Should Pregnant Women Be Concerned About BPA?

A recent study from French government researchers reported new results on the exposure of pregnant...

BPA-Free, With Regrets

Not that many years ago, many reusable food and beverage containers on the market worldwide were...

BPA Is Everywhere, Except Where It’s Not

With the high level of attention to bisphenol A (BPA) over the years, it’s easy to get the...

Is A Harmful Chemical Lurking In Mustard?

Based on a recent and fascinating scientific report from Switzerland, you might start to hear demands...

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Steve HentgesRSS Feed of this column.

Steven G. Hentges holds a Ph.D. in organic chemistry from Stanford University and a B.S. in chemistry from the University of Minnesota. He is the Executive Director of the Read More »


It is commonly perceived that natural chemicals are safe while manmade substances may be harmful.  These perceptions, however, if not supported by scientific evidence, can result in risk perception gaps that can cause us to worry more than warranted by the evidence.

Recent media stories have reported on two new scientific studies involving BPA’s effects on birth weight.  One study reported a statistical association between prenatal exposure to BPA and increased birth weight, while the other reported an association with decreased birth weight. 

Both the European Food Safety Authority (EFSA) and the U.S. Food and Drug Administration (FDA) have recently released assessments that strongly support the safety of bisphenol A (BPA). 

For many years, scientists around the world have been intensely interested in bisphenol A (BPA)

There’s an emerging trend, of late, in the seemingly endless saga of the chemical bisphenol A (BPA), which is most commonly used to make polycarbonate plastic and epoxy resins.  Although the BPA saga has not yet become completely passé, much of the attention that had been given to BPA is now focused on alt