One of the side effects of a magnesium deficiency in the body is muscle cramps in the leg area. Magnesium deficiency is typically caused by a diet low in magnesium, excessive sweating, intense physical exertion, or the use of certain medications. This product contains a unique magnesium salt extracted from the Dead Sea. With the help of advanced screening technology, the size of the particles and the density of the active substance, in combination with vitamin B6, increase absorption. The addition of vitamin E, known to be beneficial in situations of nocturnal leg muscle cramps, further enhances this effect. The effects of the product will be noticeable from the first night of use. Instructions for use: 1-2 capsules at night before going to bed. Kosher Parve Badatz Vegan friendly 50 capsules