Following is a transcript of the video. Narrator: Here's how four soap factories create their products. Dr. Bronner's Magic Soaps has been around since 1948 and is most famous for its pure castile ...

Making soap seems like an arcane, ancient craft that few people know how to do. But the secrets of how to make soap are more within reach than you may think. Many do-it-yourself projects aren’t worth ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Walk into any beauty store with artisan soap and you may wonder what it would be like to craft your own.