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An Ode to Yogurt

18 Jun 2025

Many years ago, when I first started teaching about the chemistry of food, yogurt was only granted a few minutes of lecture time. It appeared as one of the first processed foods, albeit...

Butyric Acid is an Enemy in the Fridge but a Friend in the Gut

7 May 2025

Smells are caused by volatile compounds that stimulate receptors in our nose. There is a large variety of such compounds with a great diversity of molecular structures. But many of the smells...

You're Full of Crap. Literally.

6 Sep 2018

I’m told I’m full of ….ummm “crap.”  And so are most of you. Literally. So say the promoters of various colon cleansers. Actually, they’re not quite so crass, they prefer to use gentler terms like,...

What is Colon Cleansing?

20 Mar 2017

John Wayne did not die with forty pounds of fecal matter impacted in his colon. Where does such a preposterous notion come from? Generally one of two sources. The nonsense stems either from people...

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