Support for the Maintenance of Healthy Bones Aids in Healthy Calcium Absorption and Metabolism Supports Immune System Health Vitamin D and K are important for the maintenance of bone health. Vitamin D helps maintain bone mineralisation and bone strength as well as assists in healthy bone development. Vitamin D also supports a healthy immune system and nervous system function. Vitamin K supports artery health and maintains healthy cardiovascular system function. Vitamin D supports the absorption of dietary calcium. D3 + K2 spray supports vitamin D and K levels in the body. Vitamin D helps to maintain healthy immune system function. Vitamin D aids in healthy bone development and supports bone mineralisation and bone strength in ageing individuals. Vitamins D and K support bone health. Vitamins D and K support healthy cardiovascular system function. Vitamin K supports artery health. Vitamin D supports nervous system function. Vitamin K maintains teeth mineralisation.