Pure Magnesium Flakes from the unique 250 million years old ancient Zechstein Sea, the same sea that life on land developed from, untouched and never been exposed to modern day pollution! Magnesium is an essential mineral for the health and wellbeing of mother and baby. Magnesium serves literally hundreds of functions within the human body. Your need for magnesium increases during pregnancy and in preparation of labor and giving birth. Magnesium benefits children, making them less hyperactive, it promotes a good night sleep resulting in better concentration and mental focus at school. Zechsal Pure Magnesium bath Flakes are 100% natural and absorbs through the skin, it is not possible to take in too much magnesium, since any excess magnesium will simply be expelled by the body. Suitable for all ages and safe to use during pregnancy.