Purodem® Journal
Everything beyond the oils: butters, waxes, clays, hydrolats, actives, and preservatives. What each material is, what it brings to a formulation, and the practical points that matter when you work with it.
Good formulation depends on knowing your materials. Beyond the oils, a formulator works with butters, waxes, clays, hydrolats, humectants, plant actives, emulsifiers, and preservatives, and each behaves differently in a product.
This section is a growing reference to those materials: what each one is, what it contributes to a formulation, and the practical points that matter when you work with it, including the places where safety and preservation cannot be left to guesswork.
These materials are covered in structured, practical detail in our Diploma in Natural Skincare Formulation.
Cocoa butter (or Cacao butter) is a natural and versatile ingredient that offers many skin care benefits, as well as
Everything here feeds what we teach. If you want to move from reading to formulating, our courses take you from first principles to your own finished work.
Read about ITF — Coming September 2026, a new qualification in therapeutic formulation.
View the NSF Diploma — beginner-friendly, the route into cosmetic formulation.
View the PEOT Diploma — advanced, for practitioners taking essential oil work deeper.