1 cup instant nonfat dry milk

1 cup baking soda

2 tablespoons cornstarch

1 tablespoon cream of tartar

1 tablespoon cinnamon

1 tablespoon powdered orrisroot

Perfume or essential oils, if desired

Combine all ingredients and store in a pretty container in the bathroom. Add a few sprinkles of the mixture under the water while filling the bathtub.

http://recipegoldmine.com/beautybath/soothing-bath-salts.html