Is Your Sunscreen Killing Coral Reefs? The Science

Is Your Sunscreen Killing Coral? The Science (with Video)

You might have seen that Hawaii has banned certain sunscreens that have been linked to coral bleaching. In particular, it’s the organic “chemical” sunscreen ingredients oxybenzone and octinoxate that have been banned. It sounds like a great victory for the environment, right? But if you search a little past the headlines, you’ll find that there are actually a lot of …

Read more

Skin-Saving Skincare Products for a Low Energy Routine

Bioderma Sensibio Micellar Water

I don’t know about you, but over the last few years with existential pandemic and climate change stress, working from home and an ADHD diagnosis, my daily life routine has kind of gone out the window. I keep losing track of when I last changed my sheets, when lunchtime is, when I should go to sleep and whether I’ve taken …

Read more

Is synthetic braiding hair giving people cancer? Breaking down Consumer Reports’ tests

consumer reports braiding hair copy

Is synthetic braiding hair giving people cancer? In February 2025, Consumer Reports announced that they had found carcinogens in all 10 products of artificial braiding hair they tested. They claimed this was putting the health of wearers and braiders at risk. But is this actually true, or is it fearmongering?  Here’s the video version – keep scrolling for the article. Overblown …

Read more

The science of red light masks

red light mask science thumbnail small

Red light is everywhere – you’ll see it used by celebrities, skincare influencers, and biohackers (not sure why male wellness influencers get their own special name). What does it do, and which products actually work? Let’s dig into the science behind red light therapy, or photobiomodulation. The video version of this post was part of a 3-way collaboration with Becky …

Read more

Sunscreen safety and the FDA situation: Huberman’s skincare podcast response (Part 2)

huberman thumbnail small

The most controversial topic in Dr Andrew Huberman’s skincare episode is probably sunscreen safety, which is hugely misunderstood even by scientists and medical doctors. Much of the confusion comes from differing sunscreen regulations around the world, and the fact that “not safe” has different meanings in everyday, regulatory and toxicological contexts. This is part 2 of my articles responding to …

Read more

Physical barriers for sun protection? Huberman’s skincare podcast response (Part 1)

huberman thumbnail small

A little while back, Dr Andrew Huberman, a Stanford neuroscientist with a massive podcast, released an episode called “How to Improve Skin Health & Appearance”. It had a bunch of slightly weird recommendations if you’re familiar with skincare science. He mentioned some of his sources, but didn’t have any experts talking. 1.5 months later, he released another skin episode, this …

Read more

How to dry your hair, according to science

how to dry your hair science

What’s the best way to dry your hair, according to science? Is it hair dryers, hair straighteners, towels, or just leaving it to dry naturally? I have fragile, expensively damaged hair and try a lot of hair products, so I have a special interest in this. Here’s the science of drying your hair. The video is here, keep scrolling for …

Read more