5 entries

Formula Files

Behind the scenes of how haircare products are made — from bench to bottle, and what "clean beauty" gets right and wrong.

A formula is only half the story — the other half is the comb that carries it through. A former formulator breaks down a...

Water almost always appears first on a shampoo label because it is the largest ingredient by weight and the necessary ba...

A shampoo’s journey from lab bench to store shelf involves repeated prototyping, stability testing, scale-up challenges,...

Before a shampoo ever reaches the shelf, it undergoes quiet, rigorous stability testing — heat, cold, light, and time — ...

“Clean beauty” usefully pushed the industry toward greater ingredient scrutiny and transparency, but it often replaces n...