Soda Ash Prevention Starts With Your Formula, Not Your Process
If you've spent any time making shampoo bars, you already know the drill. Cover your bars immediately after pouring. Spritz with isopropyl alcohol. Steam...
All essays, page 107 of 107
Shampoo bar manufacturing, page 107
Process notes, formulation choices, quality checks, and packaging thinking for solid hair-care products.
The Co-Wash Bar Trap
Most shampoo bars promise to clean hair, but what if you don't want that much clean? That's the whole idea behind co-washing: using a gentle, conditioning...