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Will Blue Light from Computers and Phones Damage Your Skin?

October 12, 2018 By Michelle 11 Comments

Will Blue Light from Computers and Phones Damage Your Skin?

A lot of our lives now involves staring at phone and computer screens. I recently posted an article about how visible light can damage your skin, and how to prevent it from happening. The key takeaways: Visible light can theoretically damage your skin Higher energy blue wavelengths is the harmful portion of the spectrum It…

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Filed Under: Analysis, Science, Skincare Tagged With: analysis, anti-ageing, biology, science, skincare, video

Video: Skincare Oils and Free Fatty Acids: The Science

February 21, 2018 By Michelle 12 Comments

Video: Skincare Oils and Free Fatty Acids: The Science

If you’re a skincare nerd, you may know that different skincare oils have different fatty acid profiles – that is, they differ in terms of which fatty acids they contain e.g. linoleic, linolenic, oleic and lauric acid. The fatty acids have interesting properties. For example, lauric acid is strongly antibacterial, and works better than benzoyl…

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Filed Under: Science, Skincare, Video Tagged With: active ingredients, biology, chemistry, oil, science, skincare, video

Video: Is My Skin Purging or Breaking Out?

May 16, 2017 By Michelle 11 Comments

Video: Is My Skin Purging or Breaking Out?

Here’s my second video. It’s based on my Purging vs Breakouts post, which I got a lot of questions on – I’m hoping that this video makes things a bit clearer if you’re trying to work out if you’re purging or breaking out from a new product! In it I cover: the science behind purging…

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Filed Under: Science, Tutorial, Video Tagged With: acne, biology, science, skincare, tutorial, video

Why Has the FDA banned Antibacterial Soap?

September 9, 2016 By Michelle 14 Comments

Why Has the FDA banned Antibacterial Soap?

The U.S. Food and Drug Administration (FDA) has announced that hand and body washes containing certain antibacterial ingredients can no longer be widely sold (the final rule can be found here, and the consumer update is here). Why have they been banned? The Banned Antibacterial Ingredients In high enough concentrations, antibacterial ingredients kill bacteria either…

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Filed Under: Health, Science, Skincare Tagged With: active ingredients, biology, cleanser, cleansing, controversial ingredients, health, science

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Michelle
Hi! I'm Michelle, chemistry PhD and science educator, and I'm here to help you figure out which beauty products are worth buying, and which ones aren't using science!

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