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Bone Health16 min read

Vitamin D Deficiency: Everything You Need to Know

In the USA, a significant number of individuals exhibit a huge or extreme deficiency in vitamin D, which is troubling. It has been extensively documented that health problems manifest when there is a deficiency of vitamin D. Therefore, deficient vitamin D levels are a problem. Vitamin D has an essential role in many processes within […]

Dr. Ava Bell-Taylor, M.D.

Board-Certified OB/GYN & Functional Medicine Physician

May 18, 2023
Vitamin D Deficiency: Everything You Need to Know

Choosing the right vitamin D deficiency symptoms can make a significant difference in how you feel — this guide breaks down exactly what works, what doesn't, and what Dr. Ava Bell-Taylor recommends.

In the USA, a significant number of individuals exhibit a huge or extreme deficiency in vitamin D, which is troubling. It has been extensively documented that health problems manifest when there is a deficiency of vitamin D. Therefore, deficient vitamin D levels are a problem. Vitamin D has an essential role in many processes within the body, mainly when it comes to the formation of bones and teeth. In this blog, I will tackle the fundamental causes of the deficiency, its impacts, and possible remedies. Let’s cursorily survey the sun’s vitamins. The paragraphs which follow will serve as an overview of what was elucidated beforehand.

Vitamin D Synthesis: How Is Vitamin D Made

An interesting characteristic of vitamin D is that it can be obtained through the mouth or synthesized within the body. Sunlight causes a photochemical reaction in the skin, which enables the production of the vitamin. On the body, where there is sufficient sunlight, it does not matter how much time one has to spend outdoors to get instructions to make vitamin D from the body’s skin. Noteworthy is the fact that the body is able to generate vitamin D independently.

Different Forms of  Vitamin D: D2 vs D3 Vitamin

vitamin-D2-D3

Vitamins are an essential, important component of daily diet, amongst them, vitamin D2 and D3 are of utmost importance. One has another source and the other secondary and both are essential and beneficial in their respective ways. Vitamin D2 comes from plant-based foods and fortified foods, while D3 is produced through sunlight and animal-based foods. Both D2 and D3 assist in controlling the amounts of calcium and phosphate in the body, which are important for healthy bones, teeth and muscles. While D3 is more potent, the body also can convert D2 into the active form of D3.

Both vitamins promote immune function, mood regulation and inflammation reduction. But then it’s again essential to adhere to the recommended daily intake, which varies according to age and gender, at between 400 and 800 IU. Getting the proper amount of either form is crucial for your health.

Vitamin D  Benefits

For quite some time now, Vitamin D has been revered for its contribution to bone health, but this vitamin impacts other segments of the human body, too. Current research indicates that appropriate levels of Vitamin D can benefit heart health, cancer prevention, immune response, and much more. In addition, this vitamin metabolizes the absorption of some important minerals like phosphorus. Most importantly, low Vitamin D level is linked to mood and cognition – also indicating that Vit D sufficiency is essential for normal brain functions. What are you waiting for? Put on some sunscreen and go out to experience the sun and get some Vitamin D and all its benefits.

13 Vitamin D3 Benefits

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  1. Vitamin D3 enables the body to absorb calcium more efficiently, which aids in improving bone and tooth structures. 
  2. Vitamin D3 enables one to manage an autoimmune condition which type 1 diabetes and multiple sclerosis are examples of. A competent immune system can mitigate diseases while lesser infections are faced with such immune augmenting capabilities. 
  3. Moreover, vitamin D3 has been noted to reduce the risk of developing skin, breast, colon, and prostate cancers. 
  4. Apart from the aforementioned benefits, it is suggested that Vitamin D3 can also enhance one’s cognitive capability in addition to lower chances of one developing dementia or Alzheimer’s disease. 
  5. Also, Vitamin D3 can assist in improving one’s mood in addition to clinical depression or general anxiety disorder. 
  6. As a result of Vitamin D3, muscle pain, weakness, and even proper muscle functioning are able to be preempted and treated. 
  7. Because Vitamin D3 is recognized to increase bone density, it may also treat osteoporosis. 
  8. On the other hand, it has been believed that vitamin D3 can stabilize some cardiovascular conditions by lowering inflammation and blood sugar levels.
  9. Finally, some reports show that the medication assists in improving muscle effectiveness, which helps with osteoporotic conditions and even asthma by increasing bone density. 
  10. Even though Vitamin D3 supplements are generally safe with few adverse effects, as with any medication, caution is warranted, which means consulting with a medical professional should be done beforehand.
  11. D3 vitamin is effective against rickets which is a disease characterized by soft and malformed bones, particularly in children. 
  12. There is a possibility that Vitamin D3 can help to lower the incidence of multiple sclerosis (MS). 
  13. Vitamin D3 can potentially help in obstructing vision deterioration in the elderly brought about by age-related macular degeneration (AMD).

Vitamin D Benefits and Bone and Teeth Health

vitamin-d-benefits-bone

Phosphorus and calcium are vital minerals for bone health, and this decisive vitamin assists the body in absorbing them. Moreover, it is important for the body to have an adequate quantity of Vitamin D level for ensuring healthy bones and teeth .Vitamin D is very useful in sustaining strong teeth and bones. Pillars and the body pillars can easily crack and break when a person does not have ample amounts of vitamin D vitamins. Not cannot do without maintaining a particular threshold when it comes to vitamin D levels.

Vitamin D Benefits and Brain Health

Concerning neurotransmitters, neuroplasticity, and oxidative stress, where a controlled dosage of vitamin D is administered is important. Therefore, to combat these problematic issues, it is strongly advised that there is adequate vitamin D absorption through food or safe sunlight exposure. It is indeed astonishing, especially in such a complex organ as the brain, the link between vitamin D deficiency and depressive symptoms, alongside cognitive dysfunction.

Vitamin D Benefits and Sleep Health

Everyone needs rest for a variety of physical, mental and emotional reasons. One commonly overlooked factor: vitamin D and sleep. Clearly, studies show that patients with vitamin D deficiency will almost always have some sort of “sleep troubles,” whether it be insomnia or very restless nights. This is because vitamin D plays a role in the production of melatonin, the hormone that governs the circadian rhythm. When you have sleep issues, you might actually be lacking vitamin D. In some cases, greater exposure to sunlight or supplements improves sleep quantity or quality.

Vitamin D Benefits and The Immune System Health

Sleep is crucial to one’s overall physical, mental, and emotional health. An alarming fact is that people sleep poorly without understanding the reason behind it, and they say nothing about the deficiency of vitamin D and its impact on assisting individuals into slumber. Studies show that most people who have a shortage of vitamin D will often complain of some kind of sleep problem like insomnia or non-restorative sleep. If you are struggling to sleep, there is a chance that you also have low vitamin D levels. Getting sunlight or supplements will help improve the amount and/or quality of sleep a person gets.

Vitamin D Benefits and The Heart Health

vitamin-d-benefits-heart-health

Are you aware that heart health is strongly influenced by vitamin D? It helps in regulating the levels of cholesterol, triglyceride which are very important for a healthy heart. Other nutrients such as vitamin D are among the most essential nutrients that help maintain diabetes. It can also help cut down on the inflammation of the blood vessels and lower high blood pressure, two of the major players in heart disease. So, the next time you bask in some sunlight or increase your vitamin D levels, just know you’re also taking measures to protect your heart.

Vitamin D Benefits and Metabolism

The influence that vitamin D has on the metabolic processes of the human body is quite significant. Research has shown that when vitamin D is consumed in appropriate quantities, it is able to increase one’s metabolic activity and the rate at which the body is able to dispose of fats and calories. Because of this, vitamin D is regarded as being very useful for energy provision and weight loss.

Vitamin D Benefits and Skin Health

Multitudinous research shows that Vitamin D is beneficial for the human body. It further helps reduce skin inflammation and, in turn, psoriasis and eczema. What should be carefully examined is the role that Vitamin D plays in regulating the life cycle of the skin cells.

These elements are key to having healthy skin. There are a plethora of elements that aid in strengthening one’s skin’s natural defenses from stubborn attacks that come in the form of ultraviolet rays from the sun’s surface. Therefore, always remember the role Vitamin D plays in the skin when one applies sunscreen and takes care of their skin.

Vitamin D Deficiency Symptoms

 

In rare cases, early-stage vitamin D deficiency has no visible signs. But as the deficiency progresses, symptoms become more prominent. Lack of vitamin D could present with weakness, depression, fatigue and joint pain. Severe vitamin D deficiency can lead to rickets, a very serious condition that manifests as soft, brittle bones, commonly seen in children. Here are 11 signs that could indicate a deficiency in vitamin D.

11 Symptoms of Vitamin D Deficiency

vitamin-d-deficiency-symptoms

  1. Tiredness and lack of energy
  2. Pain in joints and in the bones
  3. Pain in the muscles
  4. Anxiety
  5. Stress
  6. Agitated
  7. Bones that are thin and fragile
  8. Hair Loss
  9. Reduced Immune Function
  10. Reduced Metabolic Activity
  11. Broken bones

Osteoporosis, a disease that is why it is often called a “silent disease”, occurs due to calcium deficiency and weak bones, and symptoms are often overlooked. Likewise, symptoms of vitamin D deficiency may not always be easy to recognize, and identifying these symptoms is crucial to address the problem at hand.

What Are Reasons for a Vitamin D deficiency?

This can cause a vitamin D deficiency if you’re not getting enough sun exposure, which is needed for its production. Other causes are a diet low in vitamin D-containing foods liver or kidney diseases that impair vitamin D production, malabsorption issues (which are common in women with GI disorders) and some medications — including prednisone or anticonvulsants — that interfere with vitamin D absorption.

The deficiency is quite common and is seen particularly in pregnant women, older adults and those with certain conditions such as cystic fibrosis. Preventive measures are especially important in the above-mentioned groups to prevent the development of complications; consequently, maintaining adequate levels of the vitamin D is critical.

Amanda Nutrition notes that a limited amount of sunlight is one of the largest risks for vitamin D deficiency. Your body makes vitamin D from sunlight hitting your skin, but people who spend most time indoors or those living in the far north, with little or no sunlight, are at highest risk.

Risk Factors for Low Vitamin D

Or ethnicities like African Americans, who are at higher risk for vitamin D deficiency because their darker skin takes longer to convert enough sunlight into vitamin D; Others have risk factors like a bad diet, diseases like Crohn’s disease, celiac disease or inflammatory bowel disease or surgeries like gastric bypass that reduce the extent to which nutrients are absorbed.

Vitamin D deficiency is prevalent in winter when sunlight is little. It’s associated with health problems such as high blood pressure, bone fractures and even colon cancer. As everyone metabolizes vitamin D differently, to eat correctly, it is pertinent to have a doctor’s guidance.

Who Is Most Affected?

Vitamin D deficiency is especially common among older adults and breastfeeding infants. Fortified milk and vitamin D supplements can be beneficial, particularly for these groups. While studies indicate that taking vitamin D supplements lowers parathyroid hormone levels and its adverse results, the impact on heart health and longevity in older adults is less distinct and merits further study. For optimal keeping of health, take vitamin D testing and maintain sustainable vitamin D levels.

As a result of taking into consideration one’s prolonged dietary and skeletal malnourishment, it would be prudent to draw blood samples and test for vitamin D levels in regions that are deficient in the vitamin. Vitamin D should be given as a caloric supplement to the aging population and infants.

10 Common Causes of Vitamin D Deficiency

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1. Sun Exposure Deficiency

A common reason behind a lack of vitamin D is a deficiency in physical sun exposure. The body relies on the sun to synthesize vitamin D, which, if in deficit, will lead to decreased levels of vitamin D. Northern regions of the world suffer from a deficiency of vitamin D for an extended period of time each year due to insufficient sun exposure. Moreover, people who work in shifts and spend the majority of their time indoors tend to have worse vitamin D deficiency. Also, bedridden patients over a longer time period of hospitalization will suffer greatly from a deficiency of vitamin D.

2. Low Sunscreen Usage

Accompanied by the harm that the sun can shut upon one, insufficient vitamin D can also be contracted due to using high-factor sunscreens, which block out UV radiation from the sun. If there is a plan to spend considerable time in the sun, low-factor sunscreens should be used in order to enjoy healthy levels of UV exposure.

3. Having Darker Skin

People with deep skin tones have a greater chance of vitamin D deficiency, as their skin has more melanin which obstructs exposure to UV light. This means that people with deeper skin tones may need to spend additional time in the sun for them to produce any vitamin D.

4. Prescription Drugs

Some prescription medications can have side effects like vitamin D deficiency. This problem is quite common among those who routinely take certain medications, like antacids, steroids, weight-loss supplements, anti-seizure drugs and cholesterol-lowering pills. However, some people using these medications do not have a deficiency. Age, diet and sun exposure also affect unique characteristics of our skin. Even so, these medications can have a negative effect on health in other ways, and if you do take them, it’s wise to discuss it with a health care provider.

5. Age

Aging is often marked by a decline in the capability for the human body to synthesize Vitamin D using sunlight. Aside from this factor, the elderly tend to be more housebound and, as such, spend significantly less time outdoors. For these reasons, elderly persons are at a greater risk of Vitamin D deficiency.

6. Obesity

Obese persons are some of the most affected by Vitamin D deficiency due to the fact that fat cells are known to uptake and store Vitamin D, rendering it unavailable for bodily functions. It is for this reason that obese individuals tend to have low Vitamin D levels even with adequate sunlight exposure.

7. Kidney Disease

Patients with kidney disease are also highly susceptible to vitamin D deficiency. This is because vitamin D is metabolized into its active form by the kidneys. If the function is a dysfunctional one, not working efficiently, it gives rise to a deficiency due to the poor conversion of Vitamin D to its active form.

8. Liver Disease

Vitamin D deficiency is additionally due to liver disease in addition to kidney ailment That’s because in order for Vitamin D to be used in the body, it needs to be metabolized by the liver into its active form. Vitamin D deficiency always is a risk for poor liver function.

9. Crohn’s Disease

Bowel conditions include Crohn’s disease, irritable bowel syndrome and Leaky Gut; which are conditions that lead to malabsorption . Vitamins and minerals including vitamin D can help trigger a deficiency when insufficient amounts are absorbed from food sources and are quite widespread in many populations.

10. Stress

Stress is something that is normal of late, due to work, family and social responsibilities, which impact our physical and mental selves. Worrying and stress can be really damaging to your body. Recent research has even indicated that stress is responsible for disrupting the metabolism of Vitamin D & absorption from the Sun (Natural source of vitamin).

It might add to the person’s mental state but can be against the stress with selective intervention. This will help a single improve their health and well-being that worries the aspect of vitamin D chance regarding both interrelated stress. Nevertheless, Vitamin D is the fundamental to keep up one’s physical and mental state. So it is the utmost to manage your stress levels not to become deficient. Hence maybe, the answer to reduce the stress is including relaxation techniques in the everyday schedule.

How To Test For Vitamin D Deficiency

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Screening of Vitamin D Deficiency:

Your doctor can check, with some tests, if your health indicates any vitamin D deficiency. The most common way is through a blood test that checks your vitamin D levels.

You can easily find Vitamin D levels as part of this information through simple blood extraction. Determining your status with regard to a requisite increase in dietary or direct sunlight intake is now just a single painless procedure away. The knowledge empowers you to make conscious decisions about your health, effectively allowing you to manage it better.

The common Vitamin D checkup test results have ranges that fall between 40-100 nanograms per milliliter. Anything below the range of forty, which is the minimum threshold, is categorized as an inadequate level of Vitamin D. Moreover, to ensure a general state of good health, the upper limit of 60 nanometers is recommended to be deemed optimal.

Boosting Vitamin D Levels

Your holistic practitioner may suggest vitamin D injections and supplements if your levels are pagged low. Supplements of vitamin D are available as tablets or even in liquid drops. You should always consult your physician before adding vitamin D supplementation into your routine.

The Institute of Medicine recommends a level of 600 to 800 International Units (IU) daily and recent research highlights the powerful results of vitamin D supplementation. Need to take 10,000 to 20,000 iU per day: Some people with high deficiency of vitamin D, lower capacity in synthesis and absorption of vitamin D, higher degradation of vitamin D may need to take 10,000 iU to 20,000 iU of vitamin D each day.

In cases where vitamin D injections are required, the dosage will be 50 to 100,000 IUs per injection, to be administered weekly or monthly, depending on how severe the vitamin D deficiency

Aside from injections and dietary supplements, there are various other ways of boosting vitamin D levels. The simplest of them all is sun exposure. If it is safe for the skin, aim for 15 to 20 minutes of sunlight daily without sunscreen.

This weight should be taken, especially in summer. Eating also plays a role in vitamin D enhancement with foods such as fatty fish, egg yolks, and fortified dairy products. Anyone with conditions that hinder the absorption of vitamins needs to consult a physician to identify the best way to control the levels of vitamin D within the body.

While so, consumption of vitamin D needs to be controlled because, indeed, this nutrient can be in excess. Therefore, care and caution should be taken when, how much, and what type of vitamins someone takes without the consent of a medical professional.

Conclusion:

This is where we find ourselves; a Vitamin D deficiency is much more prevalent than believed. Knowing what these symptoms are, how they manifest, and their causes aids in making sure that one is taking enough of this vital vitamin. It is indisputable that Vitamin D is essential; on average, a person needs to source from it every single day, let alone during the chilly seasons. If you are worried about multiple health issues, talk to your doctor. The winning statement is that an effective treatment plan can resolve your deficiency along with other health problems. Thus, the advice is to get out in the sun and make use of it. You’d feel more alive.

 

Dr. Ava Bell-Taylor, M.D.

Board-Certified OB/GYN & Functional Medicine Physician

Dr. Ava Bell-Taylor is a board-certified OB/GYN and functional medicine physician specializing in hormone balance, adrenal health, and whole-body wellness. She is the co-founder of Taylor MD Formulations and Taylor Medical Group in Atlanta, Georgia.

Learn more about Dr. Bell-Taylor
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