Kneipp juniper mineral bath salts is made with valuable essential oils of juniper rosemary and wintergreen the high content of pure and natural thermal spring salt is sourced from europes last remaining salt works saline luisenhall mined by using traditional pan boiling methods which reveal unique salt crystals free from chemical additives and environmental pollutants these salt crystals are evaporated from the pure water of a 250 million year old underground salt water sea the salts u