Quest Synergistic Cal-Mag tablets contain a balanced ratio of calcium and magnesium (1:1). It helps to support both bone health and muscle functions. Each tablet also contains vitamin D which is necessary for normal calcium absorption and utilisation as well as immune health. Calcium and magnesium also provide essential support to the nervous system. The nutrients in this supplement are combined with amino acids. This promotes easy and effective absorption. These capsules are suitable for vegetarians. They contain NO hydrogenated fats, artificial preservatives, colours or flavours. They are free from added starch, sugar, lactose, salt, yeast, wheat and gluten. They DO contain soya.