Castile soap is a mild liquid alkaline soap. It is made with caustic potash (potassium hydroxide),
It has many and varied uses. It can be used as a body soap , a shampoo ( if using as a shampoo need to use a slightly acid rinse like a teaspoon fo vinegar or lemon juice to a 100mls of water, as a shaving soap, to wash clothing especially woollen, to wash dishes or even the car!. Essential oils can be added to it as desired. Great for sensitive skin and people suffering with chemical sensitivities
