If you’re shedding more hair than usual, you might be wondering, “Does vitamin D deficiency cause hair loss?” We’ll explore the connection between the two to see how the sunshine vitamin affects your hair health.

Then, we’ll peek at some popular vitamin D supplements that naturally raise your body’s levels. Even better, we have a list of the top brands that also offer hair growth treatments, helping you get your confidence back!

What Is Vitamin D Deficiency?

Vitamin D deficiency simply means your body doesn’t have enough of this essential vitamin. Nicknamed the “sunshine vitamin,” vitamin D helps your body with all sorts of things—from keeping your bones strong to regulating your immune system [1]. It could even keep your hair healthy [2].

But if you don’t get enough of this nutrient, your body can’t function at its best, possibly leading to hair loss and other problems.

Vitamin D Deficiency Symptοms

Does vitamin D deficiency cause hair loss, weight gain, and other symptoms? Dry, flaky skin and nails are often the most obvious signs of a deficiency. However, this issue can also manifest in various ways.

What are 5 signs of vitamin D deficiency you should not ignore? Here are just a few symptoms:

  • Muscle weakness and fatigue [3]

  • Bone pain or fragility [3]

  • Higher risk of infections [3]

  • Weight gain [1]

  • Depression and mood changes [3]

Interestingly, while one sign of a vitamin deficiency, hair loss is not typically considered a common vitamin D deficiency symptom. In some cases, it does not even occur at all. How so?

What Is the Recommended Daily Vitamin D Intake?

How much vitamin D should you be taking? It depends on your age, health, and even how much sunlight you bask in! But generally, most adults need around 600–800 IU daily [1]. Your doctor might recommend more, so ask your healthcare provider what dosage is right for you.

What Role Does Vitamin D Play in Hair Grοwth?

Your hair might thank you for some extra vitamin D. It helps those little factories in your scalp (the follicles) pump out healthy hair. Not only does it create new ones, but it also keeps the existing ones strong [2]. Soaking up some sun or popping a supplement might be what your hair needs to grow long and strong.

The Relationship Between Vitamin D Deficiency and Hair Lοss

So, how does vitamin D deficiency cause hair loss? Vitamin D is crucial to the body’s functions, including hair growth. While research is ongoing, some studies suggest a relationship between the two:

  1. Role in Hair Follicle Cycling: Do you remember the tiny factories in your scalp we mentioned earlier? The follicles have receptors for vitamin D, and with a plentiful supply, they can continue churning out healthy hair. Vitamin D helps these follicles grow new hair and keeps the ones you already have strong [4].

  2. Immune System Regulation: Vitamin D is known to influence the immune system. Some forms of hair loss, like alopecia areata, are actually autoimmune issues. In short, the hair follicles are targeted by the immune system. Enough vitamin D may regulate immune function and potentially reduce the risk of autoimmune-related hair loss [5].

  3. Inflammation Reduction: The vitamin also has anti-inflammatory effects. Chronic inflammation may contribute to various kinds of hair loss, potentially answering the question, “Why does vitamin D deficiency cause hair loss?” By reducing inflammation, vitamin D may indirectly support hair health [6].

  4. Stress Reduction: When you’re stressed, your body might not be making enough vitamin D, which can lead to hair loss. But there’s good news! Vitamin D can also help manage stress levels. Soaking up the sunshine or taking a supplement might be a double whammy for your overall health—reducing stress and keeping those locks strong [7].

  5. Blood Circulation: Low vitamin D can affect circulation, the “delivery truck” for all the good things your hair needs to grow strong and healthy. It has also been linked to stress and heart problems, both of which can contribute to hair loss [8].

Just be aware that there can be other causes of thinning hair aside from vitamin D low levels. For example, the best testosterone booster supplements might help address hair loss in men with low levels of this male hormone.

Types of Hair Loss Associated With Vitamin D Deficiency

Will vitamin D deficiency cause hair loss? Research suggests that, yes, it can actually contribute to various forms of hair loss. However, keep in mind that the relationship between vitamin D and hair loss is complex and not yet well understood. Here are some kinds of hair loss that may be associated with vitamin D deficiency:

  1. Alopecia Areata: This is an autoimmune condition that causes patchy hair loss. Some studies have suggested a potential association between low vitamin D and alopecia areata [9].

  2. Telogen Effluvium: This type of hair loss occurs when more hairs than usual enter the telogen (or resting) phase of the hair growth cycle, leading to excessive hair shedding. Vitamin D deficiency has been involved in some cases of telogen effluvium [10].

  3. Female Pattern Hair Loss (FPHL): FPHL, a common form of hair loss in women, is characterized by thinning of the hair on the scalp. While the exact cause of FPHL is not fully understood, some research has suggested a possible association between low vitamin D and FPHL [11].

  4. Male Pattern Baldness (Androgenetic Alopecia): Similarly to FPHL, male pattern baldness is a common form of hair loss in men, leading to a receding hairline and thinning of hair on the scalp. While the primary cause is genetic and hormonal, some studies have hinted that it could also be a vitamin D hair loss pattern [12].

  5. Hair Follicle Miniaturization: Vitamin D deficiency may contribute to the shrinking of hair follicles over time, leading to thinner and weaker hair growth [12].

  6. Diffuse Hair Loss: This type of hair loss involves a general thinning of the hair all over the scalp. While diffuse hair loss can have many causes, including stress and hormonal changes, vitamin D deficiency may be a contributing factor in some cases [13].

How Can You Treat Vitamin D Deficiency?

Now, you know the answer to, “Can vitamin D deficiency cause hair loss?”. Fortunately, addressing vitamin D deficiency is straightforward and can significantly improve hair health. Here are some strategies to consider:

Sunlight Exposure

Sunlight is your best friend for getting vitamin D. Just 10–30 minutes a few times a week can do the trick. But don’t overdo it – too much sun can harm your skin. Be sure to chat with your doctor about how much sun exposure suits you.

Vitamin D-Rich Foods

The sun isn’t your only option for vitamin D. Power up your plate with some delicious foods. Fatty fish like salmon and tuna are packed with it, and egg yolks and fortified dairy products are great sources, too. Mushrooms can also provide some benefits of this nutrient.

As a bonus, if you’re wondering what vitamins are good for losing belly fat, vitamin D may also help you shed pounds on top of keeping your hair healthy.

Vitamin D Supplements

If you cannot get enough vitamin D from sunlight and diet alone, consider taking a vitamin D supplement. Consult with your healthcare provider to determine the right dosage for your needs. Here are the best four vitamin D supplements to consider:

  • Akasha Naturals Vitamin D: It packs 5000 IU of natural vitamin D3, the kind your body absorbs best [1]. This vitamin D3 helps your body use calcium and phosphorus, which are vital for strong bones. Plus, it can help your immune system prevent certain diseases.

  • Natural Stacks Coconut Vitamin D3: It comes with a little coconut oil bonus, which is supposed to help your body absorb vitamin D3 better. That means you could get the most out of 5000 IU of this essential nutrient. Regular intake can create a positive ripple effect on mood, energy levels, and overall health [1].

  • Ancient Nutrition Ancient Nutrients Vitamin D: Offering a fermented, organic vitamin D form (125 mcg) for potentially better absorption, this unique formula also packs a bonus of vitamin K (90 mcg). This combo targets the immune system, bones, and even cardiovascular health [14].

  • Human Beanz Vitamin D3 Jelly Bean Gummies: If you find it challenging to swallow pills, this vitamin D3 comes in a chewable gummy form. It’s also great if you need a lower dose, since it features 2000 IU of the nutrient to support bone health and immunity [1].

Hair Growth Supplements

There are hair growth supplements that combine vitamin D with other hair-happy nutrients. Look for ones made specifically for hair growth, but always chat with your doctor before adding anything new to your routine. A healthcare professional can help you determine the best approach to keep your hair healthy and growing strong.

Interested in getting a supplement for hair growth but need help figuring out where to start? Let’s take a quick look at the top five brands on the market:

  • Hims: This platform promises simplified hair regrowth in 3-6 months through a fully online experience. It offers custom treatment plans with proven ingredients, like minoxidil and finasteride, and unlimited support from healthcare providers. What’s more, it features substitutes for Ozempic if you’re hoping to lose weight, too.

  • Happy Head: It offers hair growth solutions with prescription-strength treatments formulated by board-certified dermatologists. For example, the 3-in-1 Daily SuperCapsule features dutasteride, minoxidil, and vitamin D3. After a consultation, the company will create a personalized plan and discreetly ship your treatment to your door.

  • Nutrafol: This platform has a unique focus on women’s hair health, offering a physician-formulated Hair Growth Nutraceuticals kit. Instead of synthetic drugs, it includes clinically tested natural ingredients, such as vitamins D, A, and C, collagen, and herbal extracts like ashwagandha, curcumin, and stinging nettle.

  • Profollica: Profollica fights hair loss on two fronts. It includes a daily supplement (Profollica Plus with Millet Extract) to help reduce hair loss and hair stimulator gel (Profollica Activator Gel with Trichogen) to revive dormant hair follicles and promote new hair growth.

  • Keeps: This option aims to make hair loss treatment accessible and affordable. You start off with a free online consultation with a licensed healthcare provider to determine which plan suits you. The program delivers FDA-approved medications, including finasteride pills and topical minoxidil, directly to your doorstep at a competitive price.

What Happens if You Get Too Much Vitamin D?

Too much of a good thing can also apply to vitamin D. While it’s vital for healthy hair and overall health, going overboard with supplements can lead to side effects like nausea, vomiting, and weak muscles – not to mention kidney problems. So, consult your doctor about the right amount to keep your hair happy and healthy without any downsides.

FAQs: Does Vitamin D Deficiency Cause Hair Loss?

Wondering, “What vitamin am I lacking if my hair is falling out?” Let’s address a few questions you may have concerning vitamin D deficiency and hair loss:

Can Vitamin D Restore Hair Loss?

Vitamin D plays a big role in hair health, but it’s not a magic bullet for hair loss. If you’re deficient, getting your levels up might help your hair grow thicker and slow down shedding. But don’t expect it to make you sprout a whole new head of hair.

How Much Vitamin D Should I Take Daily To Prevent Hair Loss?

You’re probably wondering, “How much vitamin D should I take for hair loss?” There’s no magic amount to prevent hair loss. It depends on your age, health, and sunshine habits. Talk to your doctor to figure out the right amount. A healthcare expert can check your levels and recommend a personalized plan on how to use vitamin D supplements for hair growth.

Can Low Vitamin D and B12 Cause Hair Loss?

Yes, low vitamin D and B12 levels can be hair buzzkills. Both these vitamins are essential for healthy hair growth, and if you’re deficient, you might see some shedding or thinning. Getting your levels up with sun, food, or supplements might help. But remember, it’s always best to chat with a doctor to determine what’s causing your hair loss and what approach is right for you.

Can Topical Vitamin D Help Manage Hair Loss?

Topical vitamin D for hair loss may have potential. Some products include it, but science has yet to catch up to say for sure how well it works. Sun, food, or supplements seem to be more proven approaches. But hey, if you’re considering topical vitamin D, talk to your healthcare provider to see if it might be worth a try for your specific situation.

Will Hair Grow Back After Vitamin D Deficiency?

Fixing the deficiency can help hair grow back, especially if it is the main culprit behind the shedding. The questions throughout this article are a little excessive. The answer is yes, but it’s not guaranteed.

How Long Does It Take To Fix Vitamin D Hair Loss?

Fixing vitamin D deficiency for hair loss isn’t an overnight solution. It takes time. You might have to wait a few months after getting your levels up before you see your hair perk up and grow back. Be patient, and work with your doctor to find the right approach.

Does Vitamin D Deficiency Cause Hair Loss in Women?

So, does a vitamin D deficiency cause hair loss in ladies? Absolutely! Vitamin D deficiency can cause hair loss in women just like in men. Still, it’s possible to get your levels up with the help of sunshine, food, or supplements for hair growth.

Does a Vitamin D Deficiency Cause Hair Loss in Kids?

Vitamin D deficiency can affect people of all ages, including children. Adequate vitamin D intake supports healthy growth and development, including hair health.

Does Iron and Vitamin D Deficiency Cause Hair Loss?

Yes, both iron and vitamin D deficiencies can cause hair loss [15]. Iron levels are essential for producing hemoglobin, which delivers oxygen to hair follicles, and an iron deficiency can lead to anemia, resulting in hair thinning and loss. Moreover, a deficiency in essential minerals like zinc and magnesium can also cause hair loss.

Final Thoughts

We saw how this vital nutrient affects your hair and might be the key to possibly restoring your locks. So, does vitamin D deficiency cause hair loss? Yes, it might, but don’t panic.

If you think a lack of vitamin Ⅾ is the culprit, consider trying supplements from brands like Akasha Naturals. These top brands offer some of the best vitamin D for hair loss. Also, hair growth treatments from options like Hims can give you a targeted boost.

At the end of the day, it’s up to you to choose which hair solution is a good match for you!

References

  1. “Vitamin D.” Nih.Gov, https://ods.od.nih.gov/factsheets/VitaminD-HealthProfessional/.

  2. Saini, K., & Mysore, V. (2021). Role of vitamin D in hair loss: A short review. Journal of Cosmetic Dermatology, 20(11), 3407–3414. https://doi.org/10.1111/jocd.14421

  3. Sizar, O., Khare, S., Goyal, A., Bansal, P., & Givler, A. (2023, July 17). Vitamin D Deficiency. PubMed; StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/NBK532266/

  4. Demay, Marie B., et al. “Role of the Vitamin D Receptor in Hair Follicle Biology.” The Journal of Steroid Biochemistry and Molecular Biology, vol. 103, no. 3–5, 2007, pp. 344–346, doi:10.1016/j.jsbmb.2006.12.036.

  5. Aranow, Cynthia. “Vitamin D and the Immune System.” Journal of Investigative Medicine: The Official Publication of the American Federation for Clinical Research, vol. 59, no. 6, 2011, pp. 881–886, doi:10.2310/JIM.0b013e31821b8755.

  6. Cannell, John J., et al. “Vitamin D and Inflammation.” Dermato-Endocrinology, vol. 6, no. 1, 2014, p. e983401, doi:10.4161/19381980.2014.983401.

  7. Quraishi, Sadeq A., and Carlos A. Camargo Jr. “Vitamin D in Acute Stress and Critical Illness.” Current Opinion in Clinical Nutrition and Metabolic Care, vol. 15, no. 6, 2012, pp. 625–634, doi:10.1097/MCO.0b013e328358fc2b.

  8. Wang, Thomas J., et al. “Vitamin D Deficiency and Risk of Cardiovascular Disease.” Circulation, vol. 117, no. 4, 2008, pp. 503–511, doi:10.1161/CIRCULATIONAHA.107.706127.

  9. Siddappa, Harsha, et al. “Evaluation of Association of Vitamin D in Alopecia Areata: A Case-Control Study of 100 Patients in a Tertiary Rural Hospital of Southern India.” Indian Dermatology Online Journal, vol. 10, no. 1, 2019, pp. 45–49, doi:10.4103/idoj.IDOJ_84_18.

  10. Cheung, Evelyn J., et al. “Vitamin and Mineral Deficiencies in Patients with Telogen Effluvium: A Retrospective Cross-Sectional Study.” Journal of Drugs in Dermatology: JDD, vol. 15, no. 10, 2016, pp. 1235–1237, https://pubmed.ncbi.nlm.nih.gov/27741341/.

  11. Banihashemi, Mahnaz, et al. “Serum Vitamin D3 Level in Patients with Female Pattern Hair Loss.” International Journal of Trichology, vol. 8, no. 3, 2016, pp. 116–120, doi:10.4103/0974-7753.188965.

  12. Zubair, Zainab, et al. “Prevalence of Low Serum Vitamin D Levels in Patients Presenting with Androgenetic Alopecia: A Review.” Cureus, vol. 13, no. 12, 2021, p. e20431, doi:10.7759/cureus.20431.

  13. Nayak, Kashinath, et al. “Serum Vitamin D3 Levels and Diffuse Hair Fall among the Student Population in South India: A Case-Control Study.” International Journal of Trichology, vol. 8, no. 4, 2016, pp. 160–164, doi:10.4103/ijt.ijt_57_16.

  14. van Ballegooijen, A. J., Pilz, S., Tomaschitz, A., Grübler, M. R., & Verheyen, N. (2017). The Synergistic Interplay between Vitamins D and K for Bone and Cardiovascular Health: a Narrative Review. International Journal of Endocrinology, 2017(1), 1–12. https://doi.org/10.1155/2017/7454376

  15. Park, S. Y., Na, S. Y., Kim, J. H., Cho, S., & Lee, J. H. (2013). Iron Plays a Certain Role in Patterned Hair Loss. Journal of Korean Medical Science, 28(6), 934. https://doi.org/10.3346/jkms.2013.28.6.934