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 ...

For the first time in decades, sales of the humble soap bar are on the rise. But why has this modest beauty hero returned to our bathrooms and kitchens, and should we all think about embracing retro ...

Babylon’s soap-making legacy dates back to 2800 BCE, where ancient techniques shaped hygiene practices and influenced modern sanitation.

Castile soap is an amazingly versatile vegetable-based soap that’s made free of animal fats and synthetic ingredients. This natural, nontoxic, biodegradable soap is available in bar or liquid form.

Until around 1916, making soap at home was commonplace. Using wood or plant ashes and leftover animal fats, families produced their own soap for cleaning their clothes and themselves. During World War ...