Solid Bubble Bath Bars
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Bubble bath in bar form: crumble one under running water for a tub full of bubbles.
What You’ll Need
- 1.5 cups sodium bicarbonate
- 1.5 cups cream of tartar
- 1.5 cups sodium lauryl sulfate (SLS)
- 3/4 cup liquid soap concentrate
- 3 mL patchouli essential oil
- 8 mL orange 10X essential oil
- 1 mL rose absolute
- Optional: La Bomb bath bomb dye
Equipment
- mixing bowl
- whisk
Directions
- Mix the patchouli, orange, and rose oils together.
- Slowly whisk the baking soda, cream of tartar, and SLS together in a large bowl.
- In a smaller container, stir the liquid soap concentrate into the oil blend, with dye if you’re using it.
- Pour the wet mixture into the dry, stir, then knead it by hand until evenly blended.
- Press it flat on wax paper and cut it into bars or shapes.
- Let them harden overnight.
Notes
Crumble a bar under warm running bath water for bubbles. Wrap the bars airtight in cellophane, wax paper, or parchment. Safety: SLS and baking soda dust can irritate the nose and throat, so wear a dust mask while mixing.

