- Daily shampoo which gently cleanses hair while smoothing frizz. All hair types looking to achieve a natural straight look. Free of sulfates, parabens, gluten & sodium chloride. Natural Soap Bark provides a creamy, luxurious lather. Organic Coix Seed Extract calms curls, while Keratin Healing System and Mangosteen Fruit Extract add glossy shine. Apply to damp hair, lather and rinse.