... years. The earliest use has been traced back to 2700 BC in China.3.Ingredients: Dead Sea Salt, Epsom Salt, Evaporated Sea Salt, Mineral Salt, ... loosen tense muscles and joints, and soothe and soften the skin.5.Epsom Salt - Is a known natural remedy for relieving stress ... and pains of muscle strains.6.Evaporated Sea Salt - Is natural, from the sea, rich in minerals magnesium, calcium and potassium ...