Calcium levels in the body do have a relationship with dental health, as calcium is a vital mineral for the development and maintenance of strong teeth and bones. However, the connection is not always direct or simple. Here's a closer look at the relationship:

1. Role of Calcium in Dental Health:

- Calcium is a key component of tooth enamel, the hard outer layer of teeth that protects them from decay and erosion. Adequate calcium intake is crucial for developing and maintaining strong enamel.

- During tooth development, especially in childhood, adequate calcium is essential for the proper formation of teeth.

2. Calcium Deficiency and Dental Health:

- While a deficiency in dietary calcium can affect the development of teeth and bones, in adults, the body's response to low calcium typically affects the bones first, rather than the teeth.

- If the body is deficient in calcium, it may start to resorb it from bones to maintain necessary levels in the blood. This can lead to conditions like osteoporosis, but the impact on teeth is not as immediate or pronounced, as the body does not resorb calcium from teeth in the same way.

3. Calcium and Periodontal (Gum) Disease:

- There is some evidence suggesting that low dietary calcium intake may be associated with an increased risk of periodontal disease.

4. Calcium Intake and Oral Health:

- Regular and sufficient intake of calcium throughout life is important for maintaining dental health. Foods rich in calcium, such as dairy products, leafy greens, and fortified foods, should be part of a balanced diet.

- However, dietary calcium needs to be balanced with other nutrients, like vitamin D and phosphorus, for optimal absorption and utilisation by the body.

5. Direct Impact on Tooth Strength:

- The strength and health of adult teeth are more influenced by ongoing maintenance, including fluoride exposure, oral hygiene practices, diet, and regular dental care, than by short-term fluctuations in calcium levels.

- Once teeth are formed and in place, their mineral content changes very little. Thus, the direct impact of fluctuating calcium levels in the body on the strength of adult teeth is limited.

In summary, while calcium is essential for the development and overall health of teeth, especially during the formative years, its levels in the body are not directly indicative of the strength of someone’s teeth in adulthood. Maintaining good oral hygiene, a balanced diet, and regular dental check-ups are critical for lifelong dental health.