Cal&Mag Assist can help to ensure optimal bone density and muscular support, maintain bone strength and promote collagen production. It is recommended for anyone suffering from bone weakness, muscle cramps, irregular sleep patterns and/or general fatigue. Vitamin D3 assists with calcium absorption and enhances bone mineralisation. Vitamin K2 cannot be synthesized by the body, which largely depends on regular intake. K vitamins are a group of fat-soluble vitamins. Vitamin K2 is essential to build and maintain strong bones as well as to avoid calcium deposits in the arteries.