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21st Century Vitamin D3 125 mcg (360 tablets) offers a high dose of vitamin D3 in a single tablet. This supplement contains cholecalciferol, the form of vitamin D also produced by the skin under the influence of sunlight. Suitable for those who want to supplement their diet with a generous amount of vitamin D3. Use every other day or daily if advised by a specialist.
Vitamin D3 (cholecalciferol) is the form the body produces via sunlight and is often better absorbed than vitamin D2.
Yes, vitamin D3 (cholecalciferol) is a form of vitamin D. There are two main forms of vitamin D: D2 (ergocalciferol) and D3 (cholecalciferol). Vitamin D3 is the form that the body itself produces under the influence of sunlight.
Vitamin D naturally occurs in animal products such as fatty fish (for example, salmon, mackerel, and sardines), liver, cheese, and egg yolks. Additionally, the body can produce vitamin D under the influence of sunlight.
Yes. Vitamin D is fat-soluble and can be stored by the body. Therefore, it does not always need to be taken daily. Using 125 µg every other day corresponds on average to 62.5 µg of vitamin D per day, which is still a high dosage.
Vitamin D is suitable all year round as a supplement to the diet. This product is high-dosed. Take it every other day or daily, as advised by a specialist.
Vitamin D is often indicated in IU (International Units) or µg (micrograms). For vitamin D: 1 µg vitamin D = 40 IU. 125 µg vitamin D = 5,000 IU.
| Composition per serving (1 tablet) | RI* | |
|---|---|---|
| Vitamin D3 (as cholecalciferol) | 125 mcg | - |
| Calcium (as calcium carbonate) | 90 mg | 11.25% |
Cellulose, sodium croscarmellose, stearic acid, Arabic gum, gelatin, magnesium stearate, silicon dioxide. Vitamin D3 (cholecalciferol)
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