Retinoids is the umbrella name for a group of chemicals, all derived from vitamin A. First used in the 80s to treat acne, skin experts noticed they had amazing skin-rejuvenating properties too. ‘Some of their benefits include smoother, plumper skin, unclogged pores and reduced pigmentation,’ says consultant dermatologist Dr Alia Ahmed, from GetHarley. Very potent retinoids, called tretinoin, are available on prescription from
