When it comes to maintaining healthy bones and teeth, calcium is often the first nutrient that comes to mind. We strive to obtain enough calcium through our diet and dietary supplements in the hope of building strong bones and healthy teeth. But have you ever wondered what happens to calcium after it enters the body through the digestive system?

In reality, calcium's journey through the body is far more complex than simply consuming enough of it. Meeting the recommended daily calcium intake is only the first step. For calcium to be efficiently absorbed and delivered to the bones and teeth where it is needed most, it relies on the support of two essential partners: Vitamin D and Vitamin K.

Stage 1: The Small Intestine – The Gateway to Calcium Absorption

Calcium's journey begins in the small intestine. After you consume calcium-rich foods or dietary supplements, calcium is absorbed from the small intestine into the bloodstream. However, for this process to occur efficiently, it relies on a key partner: Vitamin D, specifically Vitamin D3.

Vitamin D enhances the body's ability to absorb calcium from the small intestine into the bloodstream. Without adequate Vitamin D, the body cannot efficiently absorb the calcium you consume, meaning much of it may go unused instead of supporting healthy bones and teeth.

Stage 2: The Circulatory System – Calcium's Transportation Network

Once successfully absorbed into the bloodstream, Calcium circulates throughout the body in several forms, including protein-bound, complexed, and free (ionized) calcium. As Calcium is distributed to different tissues, two key proteins play essential roles in ensuring it reaches the right destination:

  • Osteocalcin: This protein binds Calcium and incorporates it into the bone matrix, helping increase bone mineral density and maintain strong, healthy bones.
  • Matrix Gla Protein (MGP): MGP helps prevent Calcium from depositing in soft tissues such as blood vessels, joints, and the kidneys, thereby reducing the risk of vascular calcification and Calcium stone formation.

For these proteins to be produced and function effectively, they require the coordinated actions of Vitamin D3 and Vitamin K2. Vitamin D3 stimulates the production of Osteocalcin and MGP, while Vitamin K2 activates these proteins by converting them from their inactive forms into their biologically active forms, enabling them to perform their functions.

Without adequate levels of both Vitamin D and Vitamin K, Calcium cannot be efficiently directed to where it is needed most. As a result, Calcium may fail to reach the bones, contributing to reduced bone mineral density and Osteoporosis, while excess calcium may accumulate in blood vessels or the kidneys, increasing the risk of vascular calcification, cardiovascular disease, and Calcium-based kidney stones.

Stage 3: Bones and Teeth – Calcium's Ultimate Destination

With the support of Vitamin D3 and Vitamin K2, Calcium finally reaches its intended destination that is the bones and teeth. Here, it becomes an integral part of their structure, helping build strong, resilient bones and maintaining healthy, durable teeth. In fact, approximately 99% of the body's Calcium is stored in the bones and teeth.

Comprehensive Bone and Dental Health: It Takes More Than Calcium

Calcium is essential for maintaining healthy bones and teeth, but Calcium alone is not enough. To maximize its benefits, it is equally important to ensure an adequate intake of Vitamin D and Vitamin K. Together, these nutrients help calcium be efficiently absorbed, delivered to the bones and teeth where it is needed most, and prevent it from accumulating in unwanted sites such as blood vessels and the kidneys, etc.

Rather than focusing on a single nutrient, a more comprehensive approach to supporting your health is recommended. A balanced diet, regular exposure to sunlight, and appropriate supplementation with both Vitamin D and Vitamin K can help maintain strong bones and healthy teeth while also supporting long-term cardiovascular health.

Discover more about VitK-D STELLA at: www.stellahealthcare.com.vn/products/vitk-d-stella