Why Tretinoin Has Become a Pandemic Obsession

Why first-time tretinoin use is on the rise Photo: Fiordaliso/Getty Images The first week he

Why first-time tretinoin use is on the rise

Mithila Phadke
Photo: Fiordaliso/Getty Images

Tretinoin usage most often results in a dreaded “purge” — a kind of adjustment period lasting anywhere from a couple of weeks to months where users’ skin gets worse before it gets better.