More shampoo lather does not necessarily mean better cleansing. Learn why foam and cleansing perform different roles, why we associate bubbles with cleaning, and why a low-lather shampoo can still cleanse effectively.
SLS and SLSA may have similar names, but they are not the same shampoo ingredient. Understand how they differ, their roles in cleansing and lather, and why SLSA can be used in sulphate-free shampoo.
What does sulphate-free shampoo actually mean? Learn how it cleans without SLS or SLES, what surfactants do, and why sulphate-free doesn’t mean surfactant-free.
Shampoo seems like a simple product: apply it to wet hair, create lather and rinse it away. But once you start looking at what a shampoo is actually expected to
