Castile Liquid Soap Base Concentrate Thick base Made from Pure olive oil, Pure Neem oil, Pure Coconut oil, Purified water and Lye We are registered with NICNAS, Dep of Health government organisation for manufacturers of soaps and are licensed to manufacture soap Made by traditional soap making, with natural ingredients, this base does not contain anything else then what is listed above Dilution of this base is easy, just add water, could add fragrance as well and make it your own perfect soap Instructions; Thick consistency could double or triple the contents by diluting and still have a nice foamy liquid soap, once diluted use with pump or a foam bottle. Undiluted can be used for Laundry or general cleaning, dishes etc This soap needs dilution for use on hand washing and sensitive skin.