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Titanium Dioxide in Food. Europe Says No Way, Canada Disagrees

21 Feb 2024

It is in paint, paper, sunscreen, cosmetics, toothpaste and food. The International Agency for Research on Cancer (IARC) lists it in its Group 2B, “possibly carcinogenic in humans.” In Europe it is...

We Used to Look Older

20 Oct 2023

It apparently started with a tweet.

Why are some Sunscreens Labelled as “Reef-Safe”?

30 Jun 2022

“Reef-Safe” on the label intends to inform the consumer that the product does not contain ingredients that may harm coral reefs. That claim, though, must be viewed with a degree of skepticism.

What does SPF in Sunscreen really mean?

23 Jun 2022

With all the options out there, choosing the right product can be difficult. Stores are packed with many options, branded with anything from “Ultra-Sport” to “Hydrating”, but each and every label...

Should we worry about benzene in personal care spray products?

25 Feb 2022

Probably not, but such products should not contain benzene and can be formulated without this contaminant. The issue arises because a number of products, including some deodorants, sunscreens,...

Sunscreen Shouldn't be a DIY Project

7 Aug 2019

This article was first published in The Montreal Gazette.

Are Summer Clothes Protecting Your Skin from Sunburns?

26 Jul 2019

How much protection does your white T-shirt offer you in the summer when you’re out in the sun? Would you say it’s impossible to get a sunburn underneath that garment?

Looking at the Science of Sunglasses

24 May 2019

The sunglasses at the dollar store feel flimsy, yet I buy a pair. It costs me $1.43. The sticker on one of the lenses states “UV 400 Protection”. I walk over to a fancy sunglasses store and ask the...

Is That Plausible?

3 Apr 2018

The gold standard in science is the randomized, controlled, double-blind trial. If you want to know whether Garcinia cambogia causes weight loss, or whether glucosamine helps with arthritic pain,...


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