I recently started using a prescription tretinoin cream, a generic version of Retin-A. Tretinoin is probably THE most popular and evidence-supported prescription retinoid (vitamin A derivative), and works as an acne treatment, for anti-aging, and a generous handful of other skin issues. I’ve had a lot of requests for advice and tutorials on how to…
Chemical vs Physical Sunscreens: The Science (with video)
Are chemical or physical sunscreens better? I touched on this in my Sunscreen and Make-up video, but a lot of people have been asking me to talk more about it, so I’ve expanded on the topic in this post, which comes in video form as well! Here’s the video – scroll down for the blog…
What Is Niacinamide and What Does It Do in Skincare?
Niacinamide, also known as vitamin B3 or nicotinamide, is an ingredient with a cult following in skincare communities. It has lots of skincare benefits and no major side effects, which is pretty rare! Niacinamide is beneficial for pretty much all skin types, and there are loads of independent scientific studies to back up its effects….
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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