What is retinaldehyde (retinal) and how does it compare to retinol and tretinoin?
The difference between retinol, retinal and retinoic acid, and why I chose to go for the gentlest option.
The website of Clare Johnston, creator of The Honest Channel
The website of Clare Johnston, creator of The Honest Channel
The latest skincare advice from scientists, dermatologists and aesthetic doctors plus my own experience after years of trial and error!