News — soap base

  The Complete Guide to Handmade Soap Making in the UK: Solid Soap, Liquid Soap & Castile Soap Base Explained Handmade soap making has become increasingly popular across the UK, whether for personal use, gifting, or launching a small business. With growing awareness around ingredients and sustainability, more people are choosing to create their own soaps using high-quality raw materials. This comprehensive guide will walk you through everything you need to know about making solid soap using caustic soda (sodium hydroxide), liquid soap using caustic potash (potassium hydroxide), and the easiest alternative—ready-made Castile liquid soap base. You’ll learn the science...