Olaplex and other bond builders probably don't work by repairing broken disulfide bonds before – they do work to make hair ...

Lots of typos and grammatical errors used to signal that something wasn’t checked carefully. Now, it’s AI slop signs. It’s much easier to write in your own style than to get the facts right, so info ...

Should you hydrate your hair? From all of the hydrating hair products out there, you’d think the answer is obviously, yes. But quite a lot of hair experts (including scientists) say that water is bad ...

Because of these effects that water has, it might seem like wetting and drying hair repeatedly could damage hair. This very persistent myth is referred to as “hygral fatigue”, and it’s even mentioned ...

I’ve written about the background behind Valisure’s benzene analyses before, as well as questions about the accuracy of their data and their motives. The latest finding of benzene in benzoyl peroxide ...

How do you check if information is reliable? One shortcut that works well (most of the time) is to check if the source itself is reliable! This is much faster and easier than trying to learn the ...

There’s been a lot of hype around Cyperus oil for hair removal, largely based on a study where it supposedly worked as well as laser. Unfortunately I don’t think it works, and if it did work, it would ...

Eucerin Oil Control Dry Touch Gel-Cream is a European sunscreen. The formula is different from the US version with the same name. I picked this up when I was in Italy a while back, and it’s the ...

The La Roche-Posay UVMune 400 range has been super hyped up because it contains a brand new sunscreen ingredient: Methoxypropylamino Cyclohexenylidene Ethoxyethylcyanoacetate (MCE), or Mexoryl 400. It ...

You might’ve seen videos of people testing their heat protectant products by trying to light them on fire. As many of you may have suspected, this is a really ineffective test for whether a product ...

How to cite: Wong M. Is Batiste dry shampoo ruining your hair? The Science. Lab Muffin Beauty Science. February 20, 2024. Accessed October 14, 2026. https://labmuffin ...