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.

Castile soap is a vegetable-based cleaner, available in both bar and liquid forms. It is popular as a body soap but is also useful for certain household chores. Castile soap may have some advantages ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Caroline Mullen Caroline Mullen is a writer focused on cleaning and organizing ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. Castile soap (pron. ka-ˈstēl) is an effective and versatile ...