Terre Marine by ESC Laboratoire is made from superfine clay from French deposits naturally rich in nutrients present in the soil. This clay is enriched with: Dead Sea mud: present on the edges of the Dead Sea (a lake located 412 meters below sea level - which makes it the lowest point on earth), this mud is very rich in sediments and helps relieve muscle tension, joint pain and activate blood circulation marine mineral salts from the Dead Sea: due to its very particular geological configuration, the waters of the Dead Sea contain 3 times more sodium, 30 times more magnesium, 16 times more potassium and 36 times more calcium than the Mediterranean Sea mother tincture of marine algae: bladderwrack is a brown algae which was already used by the Romans to relieve joint pain Epsom salt: Epsom salt is obtained from natural minerals. This salt, very rich in minerals and commonly used in spas, is appreciated for its richness in bioavailable magnesium. Terre Marine is a ready-to-use clay that is easy to apply. It is perfect for back wraps and poultices. Its unique and effective formula helps relieve muscle tissue after exercise. What to combine the Terre Marine skincare product with? In order to reinforce the relaxing and soothing action, Marine Earth can be combined with a Magnesium Chloride treatment known for its muscle-relaxing properties and the relaxation of stressed horses.