MMU

Boron nitride is a hexagonal mineral polymer with excellent chemical and thermal stability. It’s used in mineral make-up as a texturizing agent to offer slip, glide, and sheen. It is an excellent alternative to bismuth oxychloride as it offers many of the same qualities. Boron nitride is a talc substitute with a smooth, silky feel...

Ah, finally back to molecules for my illustrations! Magnesium stearate (or octadecanoic acid) is a metallic soap that insoluble in water. It’s all about the adhesion with this ingredient. Because it repels water, it will keep your products on your skin all day long, and because it’ll absorb oils, it’s a a good choice for...

Bismuth oxychloride (BiOCl) is yet another white powder used in mineral make-up. It’s an extremely hydrophobic alkaline organic salt, which means it will stay on your skin well throughout the day and will improve the wear time for all products in which you include it. It imparts a pearlescent effect at higher micron levels (the...

More pictures of white powders! I mean really, can you tell anything from them? In this picture, if you look closely at the lower left hand side, you can see a little bit has been crushed and there’s a white residue. If you did this with something like titanium dioxide, there’d be a lot of...