Key Takeaways
- Calcium supplements have been linked to heart disease and kidney stones.
- Excess calcium from supplements can lead to imbalances and health issues.
- Natural food sources of calcium are safer and more effective for maintaining bone health.
- Supporting nutrients like Vitamin D, Vitamin K2, and magnesium are essential for calcium’s proper function in the body.
- A balanced diet is the best approach to maintaining healthy calcium levels.
Calcium in the Body
Calcium is essential for bone health, muscle function, and nerve signaling. Most of the calcium in the body is stored in bones and teeth, which helps keep them strong.
Calcium is also involved in blood clotting and maintaining a regular heartbeat.
While calcium is necessary, the source of calcium—whether from food or supplements—can have different effects on the body.
Risks of Calcium Supplements
Cardiovascular Risks
Calcium supplements have been associated with an increased risk of heart disease.
Unlike calcium from food, which is absorbed slowly, supplements can cause a sudden spike in calcium levels in the blood.
This can lead to calcium deposits in the arteries, increasing the risk of heart attacks and strokes.
Kidney Stones
Calcium supplements can also contribute to the formation of kidney stones. When there is too much calcium in the body, it can build up in the kidneys and form painful stones.
The risk of kidney stones is particularly high when supplements are taken without adequate hydration.
Impaired Absorption of Other Minerals
High levels of calcium from supplements can interfere with the absorption of other essential minerals, such as magnesium and zinc.
These minerals are important for various functions in the body, including heart health muscle function and immune support.
When calcium intake is too high, it can reduce the absorption of these nutrients, leading to deficiencies.
Magnesium is more likely to be deficient in most people and much safer than calcium as a supplement.
Potential for Calcium Overload
Taking too much calcium from supplements can lead to a condition called hypercalcemia, where there is too much calcium in the blood.
Symptoms of hypercalcemia include fatigue, nausea, and confusion. In severe cases, hypercalcemia can cause kidney failure and abnormal heart rhythms.
Alternative Ways to Support Bone Health
Dietary Calcium
The safest way to get calcium is through natural food sources. Bone broth, dairy products, leafy greens, and fish with bones are excellent sources.
These foods provide calcium in a form that the body can absorb and use effectively, without the risks associated with supplements.
Supporting Nutrients
Calcium needs help from other nutrients to work properly. Vitamin D helps the body absorb calcium, Vitamin K2 directs calcium to the bones where it’s needed, and magnesium helps regulate calcium use in the body.
A diet that includes these nutrients supports healthy bones and overall health.
Common Myths About Calcium Supplements
Myth: Supplements Are Needed for Bone Health
Many people believe that calcium supplements are essential for preventing osteoporosis, but this is not true.
The body absorbs and uses calcium from food sources more effectively. Supplements can lead to too much calcium in the body, increasing the risk of other health problems.
Myth: More Calcium Equals Stronger Bones
More calcium does not necessarily mean stronger bones. A balance of copper, boron, calcium, Vitamin D, Vitamin K2, collagen and magnesium is needed for bone health.
Simply increasing calcium intake without these other nutrients can cause more harm than good.
Research and Findings
Studies have highlighted the risks of calcium supplements, especially regarding heart health and kidney function.
As a result, experts are increasingly recommending that people get their calcium from food rather than supplements.
This reflects a growing awareness of the benefits of a diet-based approach to bone health.
Conclusion
Calcium is essential for the body, but how it’s obtained is important. Calcium supplements carry risks such as heart disease, kidney stones, and mineral imbalances. The best way to maintain healthy calcium levels is through a diet rich in natural food sources. By focusing on a balanced diet that includes the necessary supporting nutrients, you can maintain strong bones and overall health without relying on supplements.
FAQ
What are the best natural sources of calcium?
Bone broth, dairy products, fish with bones like sardines and leafy greens are excellent sources.
Can I get enough calcium without taking supplements?
Yes, a balanced diet with calcium-rich foods provides all the calcium most people need.
How do calcium supplements affect heart health?
Calcium supplements can lead to calcium deposits in the arteries, increasing the risk of heart disease.
Is there a safe amount of supplemental calcium to take?
It’s best to avoid synthetic calcium supplements and focus on getting calcium from natural food sources.
What should I do if I’ve been taking calcium supplements for years?
Consult with a healthcare professional about transitioning to a diet-based approach to calcium intake.
Research
AGUS, Z.S., 1999. Hypomagnesemia. Journal of the American Society of Nephrology, [online] 10(7), pp.1616–1622. https://doi.org/10.1681/asn.v1071616.
Baker, M.J. and Longyhore, D.S., 2006. Dietary calcium, calcium supplements, and the risk of calcium oxalate kidney stones. American Journal of Health-System Pharmacy, [online] 63(8), pp.772–775. https://doi.org/10.2146/ajhp050410.
Bargagli, M., Ferraro, P.M., Vittori, M., Lombardi, G., Gambaro, G. and Somani, B., 2021. Calcium and Vitamin D Supplementation and Their Association with Kidney Stone Disease: A Narrative Review. Nutrients, [online] 13(12), p.4363. https://doi.org/10.3390/nu13124363.
Bolland, M.J., Avenell, A., Baron, J.A., Grey, A., MacLennan, G.S., Gamble, G.D. and Reid, I.R., 2010. Effect of calcium supplements on risk of myocardial infarction and cardiovascular events: meta-analysis. BMJ, [online] 341(jul29 1), pp.c3691–c3691.
https://doi.org/10.1136/bmj.c3691.
Bolland, M.J., Barber, A., Doughty, R.N., Grey, A., Gamble, G. and Reid, I.R., 2013. Differences between self-reported and verified adverse cardiovascular events in a randomised clinical trial. BMJ Open, [online] 3(3), p.e002334.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3612743/.
Bolland, M.J., Grey, A., Avenell, A., Gamble, G.D. and Reid, I.R., 2011. Calcium supplements with or without vitamin D and risk of cardiovascular events: reanalysis of the Women’s Health Initiative limited access dataset and meta-analysis. BMJ, [online] 342(apr19 1), pp.d2040–d2040.
https://doi.org/10.1136/bmj.d2040.
Boonen, S., Rizzoli, R., Meunier, P.J., Stone, M., Nuki, G., Syversen, U., Lehtonen-Veromaa, M., Lips, P., Johnell, O. and Reginster, J.-Y., 2004. The need for clinical guidance in the use of calcium and vitamin D in the management of osteoporosis: a consensus report. Osteoporosis International, [online] 15(7). https://doi.org/10.1007/s00198-004-1621-6.
Bolland, M.J., Barber, P.A., Doughty, R.N., Mason, B., Horne, A., Ames, R., Gamble, G.D., Grey, A. and Reid, I.R., 2008. Vascular events in healthy older women receiving calcium supplementation: randomised controlled trial. BMJ, [online] 336(7638), pp.262–266. https://doi.org/10.1136/bmj.39440.525752.be.
Boskey, A. L., Wright, T. M., & Blank, R. D. (1999). Collagen and Bone Strength. Journal of Bone and Mineral Research, 14(3), 330-335. https://doi.org/10.1359/jbmr.1999.14.3.330
Costello, R.B., Elin, R.J., Rosanoff, A., Wallace, T.C., Guerrero-Romero, F., Hruby, A., Lutsey, P.L., Nielsen, F.H., Rodriguez-Moran, M., Song, Y. and Van Horn, L.V., 2016. Perspective: The Case for an Evidence-Based Reference Interval for Serum Magnesium: The Time Has Come. Advances in Nutrition, [online] 7(6), pp.977–993. https://doi.org/10.3945/an.116.012765.
Costello, R.B., Rosanoff, A., Dai, Q., Saldanha, L.G. and Potischman, N.A., 2021. Perspective: Characterization of Dietary Supplements Containing Calcium and Magnesium and Their Respective Ratio—Is a Rising Ratio a Cause for Concern? Advances in Nutrition, [online] 12(2), pp.291–297. https://doi.org/10.1093/advances/nmaa160.
Curhan, G.C., 1997. Comparison of Dietary Calcium with Supplemental Calcium and Other Nutrients as Factors Affecting the Risk for Kidney Stones in Women. Annals of Internal Medicine, [online] 126(7), p.497. https://doi.org/10.7326/0003-4819-126-7-199704010-00001.
Fruh, V., Babalola, T., Sears, C., Wellenius, G. A., Webster, T. F., Mann, K. K., Harrington, J., Tjønneland, A., Claus Henn, B., & Meliker, J. R., 2021. Dietary Minerals and Incident Cardiovascular Outcomes among Never-Smokers in a Danish Case–Cohort Study. International Journal of Environmental Research and Public Health, 21(7), 932. https://doi.org/10.3390/ijerph21070932.
Garnero P. The contribution of collagen crosslinks to bone strength. Bonekey Rep. 2012 Sep 19;1:182. doi: 10.1038/bonekey.2012.182. PMID: 24363926; PMCID: PMC3868729.
Larsson, S.C., Burgess, S. and Michaëlsson, K., 2017. Association of Genetic Variants Related to Serum Calcium Levels With Coronary Artery Disease and Myocardial Infarction. JAMA, [online] 318(4), p.371. https://doi.org/10.1001/jama.2017.8981.
Machado, M., Bruce-Mensah, A., Whitmire, M. and Rizvi, A., 2015. Hypercalcemia Associated with Calcium Supplement Use: Prevalence and Characteristics in Hospitalized Patients. Journal of Clinical Medicine, [online] 4(3), pp.414–424. https://doi.org/10.3390/jcm4030414.
Malinowska, J., Małecka-Giełdowska, M., & Ciepiela, O., 2021. Dysmagnesemia Is the Most Common Disturbance of the Calcium–Magnesium–Phosphorous Balance among Older Hospitalized People in Warsaw. Nutrients, 13(10). https://doi.org/10.3390/nu13103395.
Morelli, M.B., Santulli, G. and Gambardella, J., 2020. Calcium supplements: Good for the bone, bad for the heart? A systematic updated appraisal. Atherosclerosis, [online] 296, pp.68–73. https://doi.org/10.1016/j.atherosclerosis.2020.01.008.
Myung, S.-K., Kim, H.-B., Lee, Y.-J., Choi, Y.-J. and Oh, S.-W., 2021. Calcium Supplements and Risk of Cardiovascular Disease: A Meta-Analysis of Clinical Trials. Nutrients, [online] 13(2), p.368.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7910980/.
Pizzorno L. Nothing Boring About Boron. Integr Med (Encinitas). 2015 Aug;14(4):35-48. PMID: 26770156; PMCID: PMC4712861.
Rosique-Esteban, N., Guasch-Ferré, M., Hernández-Alonso, P., & Salas-Salvadó, J., 2018. Dietary Magnesium and Cardiovascular Disease: A Review with Emphasis in Epidemiological Studies. Nutrients, 10(2). https://doi.org/10.3390/nu10020168.
Seelig, M.S., 1994. Consequences of magnesium deficiency on the enhancement of stress reactions; preventive and therapeutic implications (a review). Journal of the American College of Nutrition, [online] 13(5), pp.429–446. https://doi.org/10.1080/07315724.1994.10718432.
Seelig, M.S., 2012. Magnesium deficiency in the pathogenesis of disease: Early roots of cardiovascular, skeletal, and renal abnormalities. Springer Science & Business Media.
Seelig, M.S., 1980. Abnormal Bone in Magnesium Deficiency. In: Magnesium Deficiency in the Pathogenesis of Disease. Topics in Bone and Mineral Disorders. Springer, Boston, MA. https://doi.org/10.1007/978-1-4684-9108-1_12.
Schutten, J.C., Joris, P.J., Groendijk, I., Eelderink, C., Groothof, D., van der Veen, Y., Westerhuis, R., Goorman, F., Danel, R.M., de Borst, M.H. and Bakker, S.J.L., 2022. Effects of Magnesium Citrate, Magnesium Oxide, and Magnesium Sulfate Supplementation on Arterial Stiffness: A Randomized, Double‐Blind, Placebo‐Controlled Intervention Trial. Journal of the American Heart Association, [online] 11(6). https://doi.org/10.1161/jaha.121.021783.
Viguet-Carrin, S., Garnero, P. and Delmas, P.D., 2005. The role of collagen in bone strength. Osteoporosis International, [online] 17(3), pp.319–336. https://doi.org/10.1007/s00198-005-2035-9.
Waldman, T., Sarbaziha, R., Merz, C.N.B. and Shufelt, C., 2013. Calcium Supplements and Cardiovascular Disease. American Journal of Lifestyle Medicine, [online] 9(4), pp.298–307. https://doi.org/10.1177/1559827613512593.
Wang, X., Chen, H., Ouyang, Y., Liu, J., Zhao, G., Bao, W. and Yan, M., 2014. Dietary calcium intake and mortality risk from cardiovascular disease and all causes: a meta-analysis of prospective cohort studies. BMC Medicine, [online] 12(1).
https://bmcmedicine.biomedcentral.com/articles/10.1186/s12916-014-0158-6.
Zixin Qiu, Qi Lu, Zhenzhen Wan, Tingting Geng, Rui Li, Kai Zhu, Lin Li, Xue Chen, An Pan, JoAnn E. Manson, Gang Liu, 2024. Associations of Habitual Calcium Supplementation With Risk of Cardiovascular Disease and Mortality in Individuals With and Without Diabetes. Diabetes Care, 47 (2): 199–207. https://doi.org/10.2337/dc23-0109
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