Below this part is toolbar with buttons. Buttons are:
Use default ingredients – this will load last saved (configured) ingredients for this formula
Delete ingredient from formula
Remove all ingredients from formula
Arrow up and down are moving selected ingredient (row) up and down in table for configured number of spaces (default is 1)
Boundary cost chart. This chart is showing how price of current formula would be changed if selected ingredient constraint would be changed. This is only showed for those ingredients for which optimization hits limit, either minimum or maximum.