Skincare School Podcast and Beauty Blog Research

I’m taking a short break from proper posts (will be back at the end of the week), so here’s some other stuff you might want to check out in the meantime: Skincare School Podcast I’ve teamed up with Adore Beauty (a popular Australian online beauty retailer) for the Skincare School Podcast! This is a 12-episode series on everything skincare, and …

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Sneaky Marketing? The Inkey List Succinic Acid Acne Treatment

The Inkey List Succinic Acid Acne Treatment

The Inkey List are a brand that I generally quite like (well not anymore, now that I’ve seen their response to me raising this issue, and some of their other practices). They’re probably the main competitor to The Ordinary, which I also quite like. Both brands have lots of products, and many of them work well on my skin. They’re …

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Don’t Make These Skincare Mistakes

We talk a lot about how to use your products, but this post is about how NOT to use your products. Here are some of the mistakes I see people making when using their products, and why you shouldn’t do that. The video is here on YouTube, keep scrolling for the text version. Putting the dropper on your face I …

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How to Protect Your Skin Against Blue Light: an Update

Blue light protection products

I’ve talked about visible light and blue light, and their effects on pigmentation in lots of detail before. There’s been more studies done since then – fortunately my conclusions are still correct! In short, the vast majority of us don’t have to worry about visible light or blue light coming from our screens. There just isn’t enough light coming from …

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How Do Sunscreens Work? The Science

Sunscreen mechanism thumbnail

I’ve had a lot of people ask me to explain the nitty gritty behind how sunscreen ingredients work. I warned everyone it would be super nerdy and really quite complicated, but a lot of people said it was fine… so here it is: the deep dive into how sunscreen ingredients work! A warning: this goes into physical chemistry, at upper …

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Should you avoid aluminium in deodorants? The science

I’ve recently been approached by several natural deodorant companies to talk about the health risks of aluminium-containing antiperspirants. As much as I’d like that sweet sweet cheque… I can’t. Because the science just isn’t there. So instead, I’m going to debunk the aluminium scaremongering. (Note to deodorant companies: There are valid reasons to switch to natural deodorants. Aluminium ingredients can …

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Purito Sunscreen and All About SPF Testing

SPF testing Purito

Recently you might have heard that one of my former favorite sunscreens Purito Centella Unscented Sun tested at SPF 19, which is much lower than its labeled protection of SPF 50+. There were rumours that it didn’t match the label claim before, but until INCI Decoder published the two in-vivo SPF tests on their blog, a lot of scientists were …

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Microcurrent Devices: Science and Foreo Bear Review

This video is sponsored by Foreo. Microcurrent devices are handheld electronic gadgets that have two metal spheres on them. There are lots of claims about how they tone and contour your face, so here’s the science behind microcurrent, how to use a microcurrent device and the results I’ve gotten after using the Foreo Bear on the right side of my …

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