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Why does an orange taste so horrible after brushing my teeth?

6 Jun 2019

If you have ever taken a good look at the back of a tube of toothpaste during those long two minutes of recommended brushing time, you may have noticed sodium laureth sulfate (SLES) and sodium...

Should we be Anti all Anti-Microbial Products?

8 Feb 2018

We received a question about antibacterial soaps, namely why should or shouldn’t we be using them? And if we’re supposed to avoid antibacterial soap, why is Purell, an antimicrobial agent, allowed?

Sulfates in Shampoo

27 Jun 2017

As someone who likes to routinely dye my hair bright pinks, blues and purples, I’m often told by my hairdresser to use sulfate free shampoos. He often talks to me about how multiple bleachings and...

Marketing Appears to Trump Science on Antibacterials

20 Mar 2017

Store shelves these days sag under the weight of antibacterial soaps, cosmetics, socks, toys and even garbage bags. There’s no question that “antibacterial” on a label increases sales, but there...

At the Beginning of Laundry There Was.. Persil

20 Mar 2017

The world’s first commercially available laundry powder was Persil, introduced by the German company Henkel in 1907. The name derived from perborate and silicate, two key components in the product....

New Use for Soap?

20 Mar 2017

On my radio show today the story of putting a bar of soap under the sheet to cure leg cramps came up again. When science leaves a void, as it does with the treatment of leg cramps, unconventional...

It Started with a Mystery

20 Mar 2017

“You are what you eat” is a time honoured truism. After all, food is the only raw material that enters our body, so we are literally made of what we eat. That of course includes our brain. But what...

What ingredient in Ivory Soap makes it float?

20 Mar 2017

First, a little history is in order. Soap making is one of the oldest of all chemical processes. There is even a reference to soap in the Bible in Jeremiah 2:22. "For though thou wash thee with...