The Skin File

Get access to our latest news by signing up for our newsletter.

Hormonal skin

Weaning: the second hormonal shift nobody warns you about

The newborn window gets all the advice. For a lot of people the face changes most months later, when feeding stops.

Melasma: what fades after a birth, and what doesn’t

The patchy darker mask of pregnancy sometimes fades on its own. Whether it does is largely decided by one habit.

Postpartum acne: why it arrives, and why the usual treatment backfires

Breakouts after a birth are treated with the teenage playbook. That playbook is built for a barrier that is not the one you have.

After birth: what changes in your skin, and roughly when

The postpartum skin complaint people expect is week two. The one they actually get is often much later.

Hormonal skin: what a hormone shift actually changes on your face

Hormones do not make skin "bad". They change specific, nameable things — oil, water-holding, and how easily the skin reacts.

Ingredients: the six actives we use, and the doses

Six actives, the dose of each, and the reason it is at that dose rather than a higher one.