Marks & Spencer £29 serum targets premium skincare

The new formula is built around ingredients associated with wrinkle-smoothing claims, the sort of positioning that has helped premium skincare brands justify much higher price tags. By offering a lower-priced alternative, M&S is tapping into a consumer who still wants results but is more price-sensitive after years of inflation and a tighter household budget. That is the kind of demand shift that can widen the market for branded beauty and private-label products at the same time.

The timing also fits a broader market backdrop. Lower energy costs have eased some inflation pressure, but shoppers remain choosy, especially in discretionary categories where a few pounds can determine what lands in the basket. In that environment, value-led premium beauty can be a sweet spot: consumers trade down from luxury labels, while retailers keep healthy gross margins on products that are small, portable and easy to replenish.

For M&S, the strategic appeal is obvious. Beauty helps reduce reliance on cyclical clothing demand, strengthens customer frequency and gives the retailer another way to build loyalty beyond food. If the company can keep launching products that feel aspirational rather than cheap, it can capture more of the margin pool that normally sits with specialist skincare brands.

Medik8, meanwhile, faces the classic premium-brand test. It still has the edge in specialist credibility and established customer trust, but a cheaper rival from a mass-market chain can pressure growth at the entry point, particularly if consumers decide the ingredient story is close enough. In beauty, brand power matters — but so does the willingness of shoppers to pay up for it.

The long-term takeaway for investors is that this is really a story about category expansion and pricing discipline, not just a single serum. M&S is showing it wants to be taken seriously in beauty, and that could matter if it keeps converting everyday footfall into higher-margin sales. For long-term holders, that makes the stock worth watching — and the beauty strategy worth adding to the watchlist.