science

Fact-check Feature: Is there actually formaldehyde in my nail polish / hair treatment?

Formaldehyde is listed as an ingredient in a number of beauty products (in particular, nail strengtheners and Brazilian Blowout-style hair treatments), and there’s been some controversy about whether or not it’s really in these products. In particular, cosmetic chemist Doug Schoon has stated that formaldehyde in water readily reacts to form another chemical, methylene glycol. Most of the top search …

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Fact-check: Why does pH matter for AHAs and BHAs?

Continuing on my pH and hydroxy acid kick, today’s Fact-check is on the influence of pH and alpha and beta hydroxy acids. Hold onto your hats for this one – it gets a bit technical – but hopefully I can translate it to something understandable. Further questions are welcome and I will try to answer them as best I can! …

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Neostrata Enlighten range – review

Neostrata have recently released a range called Enlighten recently, which claims to lighten spots and reduce hyperpigmentation. Will it work? You may remember a recent post here on non-hydroquinone skin lighteners – for more information on the whiteners mentioned here, you can refer back to that. Neostrata Enlighten Ultra Brightening Cleanser ($39.95 for 100 mL) is a creamy cleanser that …

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Fact-check Friday: Do Stridex products have the right pH to work?

Note: This information is not quite correct. There’s some evidence to show that the pH of salicylic acid products isn’t that important to how well they work – for a longer explanation check out this post on pH and AHAs and BHAs. ——————————- Stridex “in the red box”, manufactured by Blistex, is a cult product that’s worthy of the hype …

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Guest Post on The Toast!

Surfactants Are Everywhere, aka Stop Being Terrified of Chemicals

In case I haven’t already managed to bombard you with this on other channels, an article I wrote was just published on The Toast, about surfactants and not being scared of chemicals. I’m very proud of it – click through here to read more! (I have to add a special thanks to the lovely and talented Cassie of Reluctant Femme …

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Aztec Secret Indian Healing Clay and apple cider vinegar – a tale of pH

Apple cider vinegar and Aztec Secret Indian Healing Clay are two budget-friendly, cult status beauty products that work beautifully together. Why are they such perfect partners? Well… it’s got something to do with the magic known as pH. What is pH? pH is a measure of acidity or alkalinity – the amount of hydrogen ions (H+) in something. It’s a …

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What are the skin lightening alternatives to hydroquinone?

Recently we looked closely at the most famous of the whitening agents, hydroquinone – it’s the most studied and very effective, but has some serious (though often overstated) side effects, is irritating to the skin, and has been heavily restricted in some countries as well. Today let’s have a look at some of the other whitening agents on the market …

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Fact-check: The Dangers of Hydroquinone

This week’s Fact-check (it’s late, I know, sorry!) looks at another controversial skincare ingredient, hydroquinone. What is hydroquinone, what benefits does it have in skincare, why do people say it’s harmful, and is it actually bad? Let’s find out… What is hydroquinone? Hydroquinone (sometimes referred to as “HQ”) is a chemical with the structure shown below: It occurs naturally in …

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