MAITRE SAVON olive oil Marseille soap, cooked in a cauldron, is made in our Marseille soap factory using traditional know-how, in accordance with the charter of the Union des Professionnels du Savon de Marseille (UPSM). Made from 100% vegetable oils, it is guaranteed palm-oil free. Genuine Marseille soap is an effective traditional product, used for personal hygiene as well as for linen and home care.