Is Vitamin D the same as vitamin D3?

What is Vitamin D3?

Vitamin D helps the body in maintaining the calcium level, which is essential for healthy bones. It also maintains the phosphor mirror in the human body. The fat-soluble vitamin D is also referred to as "sunshine vitamin" as it is formed in the body when exposed to sunlight.
Vitamin D is indispensable for maintaining healthy bones, and its deficiency leads to a softening of the bone tissue, which leads to Rachitis in children and in adults to osteoporosis. The World Health Organization reports that osteoporosis is a great global health problem, which is second to cardiovascular problems.
Given the increasing use of sunscreen, minimal sunshine and lack of sunlight in colder climatic zones, it has become necessary to take dietary supplements to compensate for the daily requirement at vitamin D. These over-the-counter supplements include vitamin D3 30000 IE and vitamin D3 50000 IE and vitamin D2 (Ergocalciferol) and vitamin D3 (cholecalciferol). Vitamin D3 is the natural and the most effective form of vitamin D.

The term vitamin D is a kind of misconception. You will find nothing in the pharmacy that is simply referred to as "Vitamin D". Often patients go to the pharmacy to look for vitamin D, and are surprised that there is a D2 and a D3. So if the vitamin D is the speech, this refers to (vitamin D2).

Vitamin D is not the same as vitamin D3.

What are the main differences between vitamin D2 and D3?


Vitamin D3 is in animal sources such. B:

  • Fat fish like salmon, tuna, mackerel and sardines.
  • Fish oil.
  • Liver.
  • Egg yolk.
  • Butter.
  • Yogurt.
  • Unpasteurized milk.
  • Dietary supplement.
  • The skin forms vitamin D3 when exposed to the sunlight, and the ultraviolet rays of the sunlight lead to the formation of vitamin D3 from the connection dehydrocholesterol-7 in the skin.

While vitamin D2 occurs in contrast to the first type in plant sources, it can be obtained from different sources, such. B.:

  • Mushrooms.
  • Foods added in the production of vitamin D such. B. oats.
  • Dietary supplement.
  • The sunlight delivers vitamin D2 from herbal sources. And if man takes it, he gets his share of it, because ultraviolet light leads to the formation of vitamin D2 from ergosterol, a connection that occurs in vegetable oils.


  • In vitamin D2 it takes longer until the effect occurs, which means that it is less effective than vitamin D3.
  • Vitamin D3 is converted five times faster, is less toxic and more stable than vitamin D2.
  • Vitamin D3 rises better in the blood as vitamin D2.
  • Vitamin D3 has a longer life in the body as vitamin D2.
  • Vitamin D3 is longer durable compared to vitamin D2.


  • Vitamin D3 produces about twice the amount of circulating calcifediol compared to vitamin D2.
  • It has been found that vitamin D3 is superior to vitamin D2 when it comes to producing higher amounts of 25d or calcifediol.
  • Vitamin D3 is free for sale and available at an affordable price, while vitamin D2 is prescription and a bit more expensive.
  • Vitamin D3 must be taken in smaller doses because its effect is higher than that of vitamin D2. Studies have shown that a dose of 30000 ie vitamin D3 is sufficient in the food to cover the daily requirement of an average adult.

A balanced diet with vitamin D helps to prevent diseases. The nutritional recommendation for vitamin D varies between 5 and 15 mcg / day depending on the age and body weight. Certain conditions such as pregnancy, maternity, age, etc. require an additional dose.

Although vitamin D can be synthesized for sufficient sun radiation, this is not practicable as the incidence and the associated risks of skin cancer are not possible. It is therefore recommended to include vitamin D 10000 as a dietary supplement in the diet.

Vitamin D3 30000 IE

Research has proven that a VItamin D3 supplementation, z. B. Vitamin D3 30000 IE with calcium, which can reduce the risk of bone breaks in geriatric patients. A protective effect of vitamin D3 against colon, prostate and breast cancer has been demonstrated in older people.
It contains raw materials of vegetable fats and lichens irradiated with a very strong UV light source and thereby enriched with vitamin D3. In a later extraction, the vitamin D3 is then separated from the fat. So vitamin D3 30000 IE can be the best choice for you.

Vitamin D3 50000 IE

Vitamin D3 50,000 IE offers a temporary nutritional supplement to promote an optimal vitamin D mirror. So it is ideal for people who have difficulty reaching and maintaining an optimal vitamin D levels, as well as for older and overweight patients who need an immediate improvement of their vitamin D levels, and for people who occasionally have difficulties to record and maintain an optimal vitamin D mirror. Vitamin D3 50000 IE is definitely a convenient way to get the need needed. You can take 1 capsule per week.


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