Ghassoul clay: how to use it externally

A short guide to ghassoul clay: where it comes from, how Moroccan homes use it and what to keep in mind.

Ghassoul clay (الغاسول)

Ghassoul is an Atlas clay at the heart of the Moroccan hammam ritual for washing skin and hair.

How to use: External use only: mix with water or rose water as directed, then rinse well. Not to be eaten.

External-use ideas for ghassoul clay

• Home mix: blend with a little water or rose water into a smooth paste, following the pack.
• Use clean tools and keep any mix in the fridge for one day at most.
• Not to be eaten or drunk; keep away from eyes and children.
• Patch-test the mix on a small area of skin first.

Tips for buying and storing ghassoul clay

• A natural smell and colour are good signs; avoid anything that smells off or looks damp.
• Keep ghassoul clay in an airtight container away from light, heat and moisture.
• Always use a clean, dry spoon.
• Buy enough for a few weeks so it stays fresh and fragrant.
• Choose a product with a clear origin and a label showing ingredients, size and date.

The story of ghassoul clay at the Moroccan attar

• In the souks of Fes, Marrakech and Essaouira, the attar (herbalist-grocer) displays herbs, spices and oils in sacks and bottles.
• Ghassoul clay is one of the products Moroccans have known for generations, with ways of using it passed down in families.
• Names vary by region, between Arabic, Amazigh and Darija, but the customs are similar.
• Today the same traditional products come with clear labels and home delivery.

General precautions

• Moderation first; herbs do not replace a varied diet.
• Pregnant or breastfeeding women, children and anyone on medication: ask a doctor first.
• Patch-test oils and skin products on a small area; avoid the eyes.
• Store cool and dry, out of reach of children.

Please note: this is cultural and general content, not medical advice; see a doctor if needed.