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Vitamin D3 10,000IU
thumb_Vitamin D3 10,000IU
thumb_Vitamin D3 10,000IU
thumb_Vitamin D3 10,000IU

Vitamin D3 10,000IU

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    120 Capsules
    AU$29.00
     
    240 Capsules
    AU$49.00
    save 16%
    360 Capsules
    AU$69.00
    save 21%
    Best Value
    Product in stock: 5-10 working days delivery
    Stronger Bones
    Stronger Bones
    Antioxidant
    Antioxidant
    Antioxidant
    Vegan
    Capsule Size
    100mg
    Serving Size
    1 Capsule
    Ingredients
    Vitamin D3
    Shelf Life
    2 Years

    What are Vitamin D3 Supplements?

    Vitamin D3 supplements contain cholecalciferol, a form of vitamin D that is produced in the skin when exposed to sunlight. These supplements are taken to ensure adequate levels of vitamin D in the body, which is essential for maintaining healthy bones and teeth, supporting the immune system, and facilitating the absorption of calcium and phosphorus. Vitamin D3 is particularly important for individuals with limited sun exposure or those at risk of deficiency.

    The Science Behind Vitamin D3 Supplements

    Vitamin D3 supplements provide cholecalciferol, the form of vitamin D produced by skin in sunlight. Once ingested, it is converted to calcidiol in the liver and then to calcitriol in the kidneys, the active form of vitamin D. Calcitriol regulates calcium and phosphorus levels, promoting their absorption from the gut, essential for bone health, muscle function, and immune support. Supplements help maintain optimal levels, especially with limited sun exposure or certain health conditions.

    Vitamin D3 Benefits

    • Improves Bone Health

      Enhances calcium absorption in the intestines, which promotes strong and healthy bones, reducing the risk of fractures and osteoporosis.

    • Supports Immune Function

      Boosts the immune system by modulating the innate and adaptive immune responses, helping to fight off infections and various illnesses more effectively.

    • Enhances Muscle Function

      Contributes to muscle strength and performance, which in turn reduces the risk of falls and fractures, particularly in older adults.

    • Promotes Cardiovascular Health

      Supports heart health by regulating blood pressure, reducing arterial stiffness, and decreasing inflammation, which lowers the risk of heart disease.

    • Boosts Mood and Mental Health

      Linked to improved mood and cognitive function, and may help alleviate symptoms of depression and anxiety by influencing neurotransmitter synthesis.

    • Reduces Risk of Chronic Diseases

      Lowers the risk of developing chronic conditions such as osteoporosis, certain types of cancers, and autoimmune diseases by supporting overall cellular health.

    How Vitamin D3 Works

    1

    Synthesis and Conversion

    When Vitamin D3 (cholecalciferol) is taken as a supplement or produced by the skin in response to sunlight, it is first absorbed into the bloodstream. From there, it travels to the liver, where it is converted into calcidiol (25-hydroxyvitamin D). This conversion is crucial as calcidiol is the primary circulating form of vitamin D and serves as the best indicator of vitamin D status in the body.

    2

    Activation

    The calcidiol is then transported to the kidneys, where it undergoes a second conversion to become calcitriol (1,25-dihydroxyvitamin D), the active form of vitamin D. Calcitriol acts as a hormone, binding to vitamin D receptors in various tissues throughout the body. This active form is essential for exerting the biological effects of vitamin D.

    3

    Regulation and Function

    Calcitriol regulates calcium and phosphorus levels in the blood by increasing their absorption from the intestine, promoting bone mineralization, and ensuring proper muscle function. Additionally, it modulates the immune system, reducing inflammation and enhancing the body's defense mechanisms. This regulation supports overall bone health, muscle function, and immune response, ensuring the body operates efficiently and remains resilient against diseases.

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