Glass Skin Diary
Skincare that earns its place on the shelf
Glass Skin Diary
Independent skincare reviews, routines, and the occasional essay — tested on our own skin, written without the sponsored gloss.
I wore four sunscreens under the same five-product makeup routine for thirty days to find out which ones actually hold up past 10 a.m.
Four sunscreens, one makeup routine, thirty days of honest notes on which formulas actually hold up past 10 a.m.
Three products, a slow ramp-up schedule, and the recovery cream that determines whether you actually stick with it.
A practical layering order for retinoids, acids, vitamin C, and niacinamide, and the combinations most likely to cause trouble.
What a real teledermatology visit for tretinoin looks like, step by step, and what it actually costs once you break down every fee.
The actual structure behind skincare's most overused word, and why 'barrier-friendly' on a label means almost nothing.
Six months, six boxes, and the real math on whether a $24-a-month subscription actually beats buying full-size products.
An essay about the twenty minutes at the bathroom sink that turned out to be the quietest part of my day.
From a Roman physician's beeswax emulsion to the cleansing balm on your shelf today: a formula that barely changed for 1,800 years.