The popular magnesium serum RELAX - now in a roll-on! A handy little superhero for anyone struggling with tension or soreness. Nourishing body serum for local application of magnesium. Magnesium plays an important role in maintaining the skin, and is also known to help relieve tension and reduce soreness. RELAX has a magnesium content of more than 50% and is therefore ideal for use on the back, shoulder or neck, for soreness or tension. The product contains no fragrance. Contains 50 ml