Some people find themselves working in beauty through artistry, but Alanna Tran found it through science. After studying biology at UC Berkeley and formulating products...

Rice ferment, ume plum, squalane — the Japanese bioactives in Skin Emulsion, and the science of what each one does for your skin.

Soap and soap-free cleansers work differently on your skin. What pH has to do with it, and how to know which your skin barrier prefers.

Sensitive skin rarely needs more — it needs less, chosen well. How to build a minimal ritual for reactive skin.

Your skin barrier does the real work. Why protecting it matters more than any active, and how to care for it with less.

Squalane and hyaluronic acid are famous for the face — here's how they work everywhere else, and why your body skin deserves them too.