Homemade Shampoo Bar Recipe

Ingredients

• 90 g olive oil
• 78 g coconut oil
• 36 g shea butter
• 36 g castor oil
• 70 g cold water
• 34.27 g sodium hydroxide
• 4.1 g rosemary oil
• 6.2 g lavender oil
• 2 tsp clay (+ a little water)
• 1 stainless steel pot (to melt the fats)
• 1 medium-sized plastic cup (for weighing the sodium hydroxide, empty and clean)
• 1 heat-resistant plastic container (for mixing the lye liquid)
• 1 mg-accurate scale (for weighing the sodium hydroxide)
• 1 normal kitchen scale (for weighing the fats/oils)
• 2 mixing spoons made of plastic
• 1 food thermometer
• 1 rubber spatula
• 1 hand blender (without aluminium parts)
• 1 pair of rubber gloves
• 1 protective goggles (important!)
• work clothes e.g. apron, long sleeves, and trousers
• newspaper for covering the working surface
• 1 kitchen roll
• 1 mold for the soap (silicone molds work best)