An Anhydrous Natural Balm is easy to make, but hard to perfect. Some tips on stopping it melting.
How Do You Stop An Anhydrous Natural Balm Melting In Hot Weather?
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 …