We mix our own laundry soap and have for the past few years. Easy to do and maybe cheaper i dont know. Ingredients: 1 Fels-naptha bar 1 cup Borax 1 cup Arm and hammer washing soda Shred fels-naptha Add your soda and borax Use about 1-2 tablespoons per load depending on size.
Don't confuse the shredded stuff for cheese That washing soda mixed with stock salt makes a good deer lick too.