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Magnesium Deficiency and High Blood Pressure

Updated: Oct 18

Magnesium deficiency is a common issue that can have significant impacts on overall health, particularly when it comes to blood pressure levels.

Background shows a blurred human arm. Fronted by a blood pressure digital readout.

Magnesium is an essential mineral that plays a crucial role in regulating the cardiovascular system, as it helps control the contraction and relaxation of blood vessels. When magnesium levels drop too low, the blood vessels become more prone to constriction, leading to increased resistance and higher blood pressure. This strain on the circulatory system can eventually contribute to the development of hypertension, a serious condition characterized by persistently elevated blood pressure readings.


Magnesium deficiency often arises due to poor dietary intake, with many modern diets lacking in magnesium-rich foods such as leafy greens, nuts, seeds, and whole grains. Certain medications, digestive disorders, and chronic stress can also deplete the body's magnesium stores over time.


Recognizing the signs of magnesium deficiency, like muscle cramps, fatigue, and irregular heartbeat, is key, as supplementation and dietary changes may help restore healthy magnesium levels and potentially lower high blood pressure as a result. Maintaining adequate magnesium intake through a balanced, nutrient-dense diet or targeted supplementation, when necessary, can be an important step in supporting cardiovascular health and preventing the negative impacts of hypertension.


Before taking magnesium or any other supplement, it is highly recommended to work closely with a qualified nutritionist or healthcare professional. These experts can provide invaluable guidance to ensure you get the most benefits from magnesium supplementation. The specific type and dosage of magnesium that will be most effective can vary significantly from person to person based on factors like age, overall health status, dietary habits, and any medications or conditions they may have. A nutritionist can assess your individual needs and recommend the optimal form of magnesium, whether that's magnesium glycinate, magnesium citrate, magnesium oxide, or another variety. They'll also provide safe, personalized dosage guidelines, as taking too much magnesium can lead to unpleasant side effects like diarrhea, while too little may not produce the desired benefits. Importantly, a nutritionist can advise on the best time of day to take your magnesium supplement for maximum absorption and effectiveness.



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*This blog post is not a substitute for medical advice. Always work with an educated healthcare provider when looking for diet, nutrition, and supplement advice. If you would like to speak with someone about your journey to better health, reach out anytime to The Nutritional Advisor via our CONTACT FORM!

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