It starts with one jar. Then a friend mentions something, and TikTok mentions two more, and one morning you're standing at the kitchen counter holding four bottles wondering whether this is a routine or a small pharmacy. Combining supplements — stacking, if you've been on wellness TikTok lately — is perfectly normal. But there are[…]

Vitamin D is the one nutrient the UK government actually has an opinion about. The advice is unusually direct: consider taking a daily supplement through autumn and winter, because between roughly October and March the sunlight here isn't strong enough for your skin to make any. Which raises the obvious July question. It's summer. Can[…]

Supplement labels are strange documents. The front is written by marketers. The back is written by lawyers. And almost everything you actually need is on the back, in six-point type, next to a percentage sign nobody explains. Here's how to read one properly — including the bits the rules stop us from saying out loud.[…]