Solver-verified route
- Pour Vial 1 into Vial 2.
- Pour Vial 2 into Vial 3.
- Pour Vial 4 into Vial 3.
- Pour Vial 5 into Vial 2.
- Pour Vial 4 into Vial 2.
- Pour Vial 4 into Vial 5.
This route uses 6 pours and reaches a mixedness score of 6 out of a possible shuffle depth — the solver explored 7 board states to find it.