Health & Beauty

Berberine has been crowned ‘Nature’s Ozempic’ across UK wellness TikTok, but the comparison misses the point. Here is what the supplement actually does well, what it does not, and how to take it sensibly in 2026.

We tested six spermidine supplements UK shoppers can buy in 2026, scoring each for sleep depth, skin response, dose transparency and value per milligram of spermidine.

Glutathione for skin in the UK – capsules, IV drips and topical serums all promise glow. We separate the biochemistry from the wellness-aisle marketing.

Astaxanthin for skin is the pre-summer supplement British beauty cabinets still ignore. Here is what the red algae antioxidant actually does – and why May is the sensible time to start.

Tremella, the silver-ear mushroom used in a 2021 lab study on skin hydration, is quietly turning up next to hyaluronic acid on UK shelves. Here’s the actual data, and what to buy.

Heartleaf is the quiet K-beauty soothing ingredient finding its way into UK routines. Here is what it does, who it suits and where to start.

Madecassoside UK has crept onto the British skincare aisle as the K-beauty cica compound for reactive skin. The honest case for the calming triterpene that finally has data behind it.

Postbiotic skincare UK has quietly overtaken probiotics on the shelves at Boots, Space NK and Cult Beauty – here is what is actually in the bottle and who it is for.

Cortisol face is partly real and mostly oversold. The evidence on stress, sleep, alcohol and skin, what the supplements won’t do, and the signs that need a GP.