Vitamins D3-K2 are formulated with 5000 IU of Vitamin D3 per service, 45mcg of Vitamin K2 per serving an 100mg of Phosphatidycholine. Vitamin D3, also known as the "sunshine" vitamin, is important in helping to decrease the effects of aging and on the development of long-term imbalances in metabolism such as thyroid and sex hormones, weight gain, heart disease, diabetes/insulin resistance and cancer. It is also especially important for healthy bones and teeth. Vitamin K2 helps with the absorption of other vitamins and has been reported to play a role in the prevention and treatment of osteoporosis. Finally, Phosphatidycholine has been shown to help support liver function, especially in those with impaired liver function and may help improve heart health.