Skin, Aesthetics & Healthy Ageing Journal
Evidence-based advice from Dr Caroline Warden, NHS GP and aesthetic doctor in Hale, covering facial ageing, menopause skin, regenerative aesthetics, skincare and natural-looking aesthetic treatments.
Tretinoin: Why It Remains the Most Evidence Based Ingredient in Skincare, and What It Cannot Do
Tretinoin is the one skincare ingredient tested the way medicines are tested, with biopsy evidence that it restores collagen formation and randomised trials on lines and sun damage. A Hale GP sets out what the evidence shows, what tretinoin cannot do, who should not use it, the realistic timeline and how it fits with clinic treatments.
5 min read