Full recipe and instructions: https://thethingswellmake.com/diy-shampoo-bar/ An eco-friendly alternative to liquid shampoos, solid shampoo bars provide a great lather and are perfect for traveling because they don't need any plastic or one-use packaging. This shampoo bar recipe is a non-soap shampoo bar that is formulated to be at an ideal pH for our hair so it won't damage your hair like soap-based shampoo bars normally do. | Oh, The Things We'll Make