Does oily skin need a moisturizer?
Skipping moisturizer feels like the obvious move for oily skin, and it usually backfires. Why oil and hydration...
Notes on skin, formulation and ritual.
Slow reading on the science, the texture, and the small daily acts that compound into quiet radiance.
A realistic morning skincare routine
The morning routine has three jobs: start clean enough, hydrate, and protect. Everything else is optional. What each...
Darkness around the mouth: what causes it, and what helps
Darkness around the mouth has more causes than any single product could address: friction, hair removal, old rashes,...
Dark patches on and around the lips
Lips collect some of the worst advice in skincare, and the popular home fixes tend to make dark...
Acne marks and acne scars are not the same thing
Most of what gets called acne scarring is not scarring. The difference decides whether skincare can help at...
Why skin can get darker without sun exposure
Skin does not change colour idly. When it darkens without obvious sun, the cause is usually friction, old...
Why skin looks dull, and what actually changes it
Dullness is a question about light, not about pigment. What is physically happening when skin stops reflecting evenly,...
Does sunscreen remove dark spots?
Sunscreen cannot fade a dark spot that already exists. What it does is stop the spot deepening and...
How to use sunscreen on your face
Cham does not sell sunscreen, which makes this the easiest honest post in the journal. How much to...