Explained
Zinc is an essential trace mineral with bounteous benefits – from your hair, skin and nails to your immune system, brain and fertility. More than 300 of the body’s enzymes...
Selenium is an essential trace mineral, which means your body relies on it in small amounts to carry out some important work that affects everything from your hair and nails...
Molybdenum is a rather obscure trace mineral that rarely garners much press. But your body needs it, and here's the interesting part: it comes to you straight from the ground....
Iodine is one of the more curious essential minerals. You need it in tiny quantities, most of it lives in one small gland in your neck, and how much you...
You're more likely to associate copper with shiny pennies and electronics than with nutrition, but it's one of the trace minerals your body needs to function properly. Here's what copper...
Vitamin D is the odd one out among the skincare vitamins. It's far less common than A, C or E, it's more often a supporting ingredient than a headline one,...
Vitamin E is in more of your products than you realise, and it's doing two jobs at once – one for your skin, and one for the formula it's in....
Linoleic acid is the reason two facial oils can feel completely different on the same face. If you've ever found oils "too heavy" or wondered why one broke you out...
Resveratrol is best known from headlines about red wine, which has done it no favours as a skincare ingredient – the topical story is quite separate from the nutritional one,...
Ferulic acid is a supporting player, and understanding that is the key to shopping for it well. It's rarely worth buying on its own – but its presence in a...
Bakuchiol arrived in skincare marketed as "natural retinol", which is both useful shorthand and slightly misleading. Here's what it actually is, and when it's the better choice. What it is...