Vitamin D, the “sunshine vitamin,” plays a crucial role in maintaining overall health. Beyond its well-known role in bone health, emerging research suggests it may have a broader impact. This impact may include your inner ear health. One intriguing connection being explored is the relationship between this vitamin and the risk of benign paroxysmal positional vertigo (BPPV). BPPV is a common vestibular disorder that affects millions of people worldwide. In this blog post, we will delve into this potential connection and its implications for your health.

Understanding BPPV

Before we explore the link, let’s first understand what BPPV is. BPPV is a disorder of the inner ear characterized by sudden and intense episodes of dizziness or vertigo triggered by changes in head position. It occurs when tiny calcium carbonate crystals become dislodged from their usual location and end up in one of your inner ear’s semicircular canals. When these particles migrate into your ear’s fluid-filled canals, they disrupt the normal flow of sensory information. This leads to vertigo and other balance issues.

Vitamin D and Inner Ear Health

This vitamin is best known for its role in calcium absorption and bone health. However, research in recent years has uncovered that vitamin D receptors are present throughout the body. This includes the inner ear. This discovery has sparked interest in the potential link between vitamin D deficiency and inner ear disorders, including BPPV.

Several studies have investigated the association between vitamin D levels and the risk of BPPV. While the research is ongoing, some studies suggest that individuals with adequate vitamin D levels may have a reduced risk of developing BPPV.

Supplementation and BPPV

If a deficiency is indeed associated with an increased risk of BPPV, then vitamin D supplementation may offer a potential preventive strategy. However, it’s essential to remember that more research is needed to establish a definitive link and determine optimal vitamin D levels for inner ear health.

Before considering supplementation, you should consult with a healthcare provider to assess your vitamin D status through blood tests. If a deficiency is confirmed, healthcare professionals can provide guidance on appropriate supplementation and dosage.


The relationship between the “sunshine vitamin” and BPPV is an exciting area of research that has the potential to shed light on the complex mechanisms underlying your inner ear health. While preliminary findings suggest a possible connection between vitamin D and BPPV risk, further research is necessary to confirm these associations definitively.

In the meantime, it’s a good practice for you to maintain a balanced diet and spend time outdoors in the sun. Remember to wear sunscreen. Also, consult with a healthcare provider to ensure your levels are within the recommended range. By taking these steps, you can support your overall health and potentially reduce the risk of inner ear disorders like BPPV.

Now, if you or someone you know has BPPV, feel free to give North 49 a call. Alternatively, you can book a Vestibular Assessment online. Our team of vestibular physical therapists can work with you to address this.


Ding 2019, Han 2018, Jeong 2020, Sheikhzadeh 2016, Talaat 2016, & Wang 2020