Short answer, before the detail: there is good reason to think oestrogen matters to skin, but there is no reliable evidence that putting oestrogen cream on your face improves it, the strongest supporting study was carried out on skin unlike facial skin, there is an unresolved safety question about the lining of the womb, and no product is licensed for this use in the UK. We are a medically led aesthetics practice in Cardiff, and our prescribers could write this prescription.

Glycolic from one brand, salicylic from another, a lactic acid product for weekends — layering acids yourself is one of the most common skincare routines, and one of the easiest to get wrong. With Obagi's new multi-acid peel pads just launched in the UK, here is what each acid actually does, where DIY layering goes wrong, and who should leave acids alone altogether.

Nanofat is marketed as a stem cell facelift, but it contains no living fat cells and adds no volume at all. Two randomised trials found no sustained benefit past twelve months. We compare the published evidence with Sculptra, polynucleotides, PRP and hyaluronic acid filler, and explain what we do instead.