“100% mineral sunscreens” using unregulated chemical filters (with videos)

other active SPF boosters 4

There’s a sort of industry secret with mineral sunscreens: a lot of them contain unregulated chemical sunscreens. Which isn’t always a big problem… but it also kind of is. Today we’re talking about inactive ingredients in sunscreens that aren’t really inactive. The video is here, keep scrolling for the text version…. SPF boosters It’s not that easy to make a sunscreen. It …

Read more

Impressively Bad Skincare Science: Matter of Fact (with Video)

Matter of Fact thumbnail

Update (14/9/2022): Dr Julian Sass (@scamander14 on Instagram), a biostatistician and full-time employee of Matter of Fact (Director of R&D and Education) has publicly accused me of bullying him in a video on his Instagram and Twitter. My response is here: Response to accusations of bullying from Julian (@scamander14) Relevant to this post and Matter of Fact: Interestingly he didn’t …

Read more

The Cost of Misinformation in the Beauty Space (Ventech Talk)

Ventech Beauty Misinformation

This was a talk I gave on 15 September 2021 for Ventech’s panel on Scientific Literacy and the Price of Misinformation. I talked about my insights on debunking myths over the last 10 years of Lab Muffin (yeah I’m old), how there’s financial incentive for many brands to bust beauty myths and communicate science, and the larger public health implications …

Read more

Clean Beauty Is Wrong and Won’t Give Us Safer Products

Think Dirty App

If you use beauty products, it’s impossible to not have heard of clean beauty. It’s a revolution. You want your products to be clean – you don’t want to use dirty products! You want your products to be good for your health and good for the environment. There are beautiful celebrities telling you about how they detoxed and cleaned out …

Read more

I Hate These Skincare Products (with video)

I haven’t had a good Cranky Old Lady rant in a while, so here’s one today, ranting about products I hate. Honestly, it isn’t even the product most of the time – it’s just the marketing around it that I hate. Video is here on YouTube, keep scrolling for the written version. Coffee Scrubs I’ve ranted about coffee scrubs before …

Read more

Why do we still use whitening products?

cosrx whitening power

I’ve been mulling over this topic ever since Buzzfeed’s “Are You Unwittingly Buying Whitening Products?” and Vox’s “Why the Market for Skin Whitening Is Growing” videos came out in late 2017/early 2018, but didn’t really feel like I had a good enough grasp on the topic to write about it until recently. Hopefully this won’t be interpreted as hopping on …

Read more

Bad DIY Hand Sanitizers (and a few good ones) (Video)

Thanks to the COVID-19 pandemic there’s a hand sanitizer shortage… and a ton of DIY hand sanitizer recipes. Will they actually work? (Spoiler: Most of them won’t.) I’ve made a video breaking down some of the good bad DIY hand sanitizer recipes out there. Check out the video on YouTube here. Key points: COVID-19 is caused by SARS-CoV-2 (novel coronavirus …

Read more