Chemical vs Physical Sunscreens: The Science

Video: Chemical vs Physical Sunscreens: The Science

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! Click here for the video – scroll down for the blog post “summary” version …

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How Much Sunscreen Do You Need For Your Face?

Video: How Much Sunscreen Do You Need For Your Face?

You’ve probably heard that you need 1/4 teaspoon of sunscreen to cover your face. This quantity is calculated from an estimate of people’s face sizes, and the amount of sunscreen they use in SPF testing (2 mg per cm2). Since it’s based on the thickness of sunscreen, a larger face will need more sunscreen, while a smaller face will need …

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Mythbusting: Are Vitamin C Serums Bad for You?

Mythbusting: Are Vitamin C Serums Bad for You?

I’ve been asked a lot for my opinion on a recent article on whether vitamin C serums are bad for your skin. In the article, Wendy explains why Oumere will never have a vitamin C serum in their line. She outlines that vitamin C can: Act as a pro-oxidant when it reacts with iron in the air (or iron and …

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The Pros and Cons of Accutane (Isotretinoin) for Acne

The Pros and Cons of Accutane (Isotretinoin) for Acne

This is a guest post from Facing Acne. In the history of acne treatments, there has never been a medication that has caused more controversy than Accutane. There is also no treatment that has ever produced such startling results. For this reason, Accutane has both its passionate defenders and its equally passionate detractors. The choice of whether to try Accutane …

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Is Triphenyl Phosphate (TPHP) in Nail Polish Dangerous?

nail-TPHP-levels

The news broke recently that nail polish can harm your health (again!). This time, it’s triphenyl phosphate, a chemical used in nail polish to increase flexibility – it’s also used as a fire retardant. It’s a potential endocrine disruptor (“it could make you fat!”), and was found to be increased around seven-fold – or so it was reported. In particular, …

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