Our DIY Shampoo Bar Kit offers a fun and easy way to make your own all-natural shampoo bars! Argan oil is rich in hair-nourishing vitamin e and encourages soft, shiny hair.  Olive oil helps reduce dandruff flakes. Castor oil contains natural antimicrobial properties, it penetrates deep into the skin/scalp and fights bacteria overgrowth that can clog pores; improves blood circulation to your follicles to speed up hair growth.  Rosemary and peppermint essential oil stimulate hair growth and help to relieve dry, itchy scalp.  This kit makes 2 x 70 g shampoo bars.