BetterYou Magnesium Flakes - Pure relaxation and remineralisation. BetterYou™ Magnesium Flakes are ideal for replenishing the body with this essential mineral, promoting overall wellbeing, aiding skin health and relaxing muscles, effectively relieving tension and stiffness. Pure Zechstein Inside® Magnesium Chloride Flakes. Aid to skin and bone health. Helps relieve muscle tension. Cleansing, purifying and renewing. Suitable for all ages and during pregnancy. Vegan.