A dentist has warned that a common seasonal deficiency could increase the risk of serious dental problems and even lead to tooth loss. As winter approaches, bringing with it less sunlight, many people are unaware of the danger their dental health is in due to a lack of Vitamin D, which is essential for maintaining strong bones, including the jawbone that supports our teeth.

Without enough Vitamin D, we’re told, a variety of oral health issues can arise. Dr Andrej Bozic, an oral surgeon at Dentum, said Vitamin D was crucial for the absorption of calcium – vital for keeping bones strong.

He explained that a deficiency in the vitamin means the body struggles to absorb calcium effectively. This results in the weakening of bones, including the jawbone that holds the teeth.

Dr Bozic warned this can cause tooth mobility and even tooth loss if not addressed. While Vitamin D doesn’t directly strengthen tooth enamel – as enamel is formed during fetal development and cannot be regenerated – it plays a significant role in supporting the structures around the teeth. A lack of Vitamin D can also affect gum health, making gums more prone to infection.

Dr Bozic has highlighted the link between Vitamin D deficiency and oral health issues. “When Vitamin D levels are low, the immune system struggles to manage inflammation in the gums, increasing the risk of gingivitis,” said Dr Bozic. “Left untreated, this inflammation can progress to periodontitis, a severe form of gum disease that can result in tooth loss.”

The situation is exacerbated during the winter months, as lack of sunshine leads to reduced Vitamin D production. “In winter, many people don’t get enough sunlight to produce adequate Vitamin D,” he noted, pointing out that a diet poor in Vitamin D can likewise endanger oral health.

Man taking painkiller
Supplements could help (Image: Getty)

Signs of deficiency, such as bleeding gums, sensitivity, and loose teeth, may be subtle but signal underlying bone issues. Dr Bozic advised getting sunlight, even on cloudy days, and eating Vitamin D-rich foods including fatty fish, eggs, fortified products, and for those on vegetarian diets, mushrooms and plant-based milks enriched with the vitamin.

If you’re not getting enough Vitamin D from sunlight and diet, Dr Bozic suggests considering a supplement. “Consult your healthcare provider or dentist before starting any supplements to determine the right dosage for your needs,” he advises.

The UK government also recommends that everyone take a daily Vitamin D supplement during autumn and winter to maintain healthy levels. These can be picked up at supermarkets and work out at around 2p per day.

“By ensuring adequate Vitamin D levels, you’re not just supporting your overall health but also taking proactive steps to protect your teeth and gums,” Dr Bozic said. “Strong bones and healthy gums are the foundation of a strong smile.”

If you’re concerned about your Vitamin D levels or oral health, Dr Bozic recommends booking an appointment with your dentist for an assessment and tailored advice.

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