All essays

Shampoo bar manufacturing

Process notes, formulation choices, quality checks, and packaging thinking for solid hair-care products.

How to fix shampoo bars that are too drying?

If your shampoo bar leaves your hair feeling straw-like, tight, or tangled, you’re not alone. Drying is one of the most common complaints-but the good news...

How to fix shampoo bars that are too oily?

If your shampoo bar leaves your hair feeling greasy, heavy, or lank instead of clean and bouncy, you’re dealing with an oily formulation. This typically...

The Refill Pack Lie

Every shampoo bar brand wants to sell you a refill pack. It sounds like the perfect green solution: keep your fancy tin, just buy the naked puck. Zero...

The Shampoo Bar Cream Base Trap

If you’ve spent any time in the shampoo bar space, you’ve probably heard about “cream bases.” They’re sold as ready-to-melt intermediates, or marketed as...

How to fix shampoo bars that are too soft?

A shampoo bar that is too soft to use-crumbling, mushy, or nearly liquid-is a common frustration for both beginners and experienced makers. The good news is...