What is vitamin D?
Vitamin D is a fat-soluble vitamin that is essential for healthy bones. Vitamin D is also known as sunshine because it produced in our body as a result of exposure to sunlight. It is one of the essential vitamins that our body requires since it aids in calcium absorption, regulates insulin levels, and regulates kidney function and other functions. Vitamin D plays an important role in the functioning of bones and the functioning of the immune system, nerves, and muscles. The Vitamin D test is responsible to test vitamin D levels in our blood.
Types of vitamin D:
Vitamin D2 and D3 are the two major types of vitamin D.
Why vitamin D is so important?
- Prevent bone fractures
- Prevent falls in older people and osteoporosis
- Reduce the risk of cancer
- Reduce the risk of diabetes
- Protect against heart disease
- Improve your lung function
How do you know if your vitamin d level is sufficient?
If you have a low level of vitamin d your body might give some signs such as pain in joints and limbs, fatigue, etc. A vitamin d test is the best way to know if you have sufficient levels of vitamin d in your blood.
When should you get vitamin D?
You need to do a vitamin D test if you come into any one of the following categories:
- You suffer from bone problems
- You are a senior citizen
- Your exposure to sunlight is limited
- If you are taking certain medicines
- You have dark skin
- Your diet lacks a source of vitamin D
Most experts say that people should take much more of this vitamin every day than is now recommended. They believe that if you don’t get so much exposure to sunlight, all children and adults need about 800 to 1000 units of vitamin D every day. People who are older than 65 probably need even more than 1000 units.
What are the best sources of vitamin D?
The best source of vitamin D is sunlight. Only a few foods supply vitamin D in significant amounts. The problem is that too much exposure to the sun can cause skin cancer, but too little sun exposure is the reason that many people today don’t get enough vitamin D. If your skin is exposed to summer sunlight for 10 to 15 minutes at least twice a day. And in the winter, the sun isn’t strong enough to give us sufficient amounts of vitamin D.
Vitamin D test is done to check the level of 25 hydroxyvitamin D in our blood. Monitor and screen bone disorders etc.
Vitamin D deficiency can occur if you have a dark complexion since melanin reduces your skin's ability to produce the vitamin due to exposure to sunlight. There is a high risk of vitamin D deficiency in order adults with a dark complexion.
The procedure of vitamin D test?
You need to fast for 4 to 8 hrs before the vitamin d test. The procedure takes around 5 minutes. Your blood sample will be collected by injecting a small needle. The blood will be collected into a test tube. There is no special preparation is required for the test. There is no risk associated with a vitamin D test. So, it’s totally safe and secure.