TBTSSoap Lab
Cold-process calculator online
Tallow Be Thy SoapFormulation Lab

Cold process recipe intelligence

Build a better bar.
Know every gram.

A clear, calculation-first workspace for balancing oils, lye, water and additives—then taking a dependable formula straight to the workshop.

Live SAP calculations 146-oil ingredient catalog Print-ready batch sheet
5guided steps
3water methods
Liveformula warnings
Safety checkpoint Session protected

One check, then you're in.

Lye demands care. Confirm responsible use and complete the quick security check before opening your workspace.