An Anhydrous Natural Balm is easy to make, but hard to perfect. Some tips on stopping it melting.
Formulation Tips
In Vitro SPF Testing Could Be A Game Changer
A new technique might make SPF testing cheaper.
Making An Emulsion Without High Shear Mixing
I am writing a book on advanced formulation techniques. It is a long way from being completed, but a question about order of addition for …