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Magnesium and aging

Aging is a complex biological process characterized by a gradual decline in physiological function and an increased susceptibility to disease. As we age, our bodies undergo various changes at the molecular, cellular, and systemic levels. While aging is a natural process, certain factors can influence its progression and impact our overall health and well-being. One such factor is magnesium, an essential mineral that plays a crucial role in numerous physiological functions throughout the body. This article aims to explore the importance of magnesium in the aging process and how it can potentially influence the overall health and longevity of individuals.

Magnesium and Cellular Health:

Magnesium is involved in over 300 enzymatic reactions in the body and is essential for various cellular processes. As we age, cellular functions naturally decline, leading to oxidative stress and inflammation, which are key contributors to age-related conditions. Magnesium acts as a potent antioxidant, helping to combat oxidative stress by neutralizing harmful free radicals. Additionally, magnesium helps regulate cellular signaling pathways and gene expression, which can further influence the aging process.

Bone Health and Osteoporosis:

Aging is often associated with an increased risk of osteoporosis, a condition characterized by reduced bone density and an increased susceptibility to fractures. Magnesium is a vital component of bone structure, and it plays a crucial role in maintaining healthy bone mineral density. Individuals with low magnesium levels may be at a higher risk of developing osteoporosis. Therefore, ensuring an adequate intake of magnesium through diet or supplementation is essential for maintaining optimal bone health as we age.

Cardiovascular Health:

Aging is a significant risk factor for cardiovascular diseases such as hypertension, atherosclerosis, and heart failure. Magnesium plays a crucial role in maintaining cardiovascular health by regulating blood pressure, supporting proper heart function, and preventing abnormal heart rhythms. Additionally, magnesium has been shown to have beneficial effects on blood lipid profiles and insulin sensitivity, both of which are important factors in maintaining cardiovascular health as we age.

Cognitive Function:

Age-related cognitive decline and neurodegenerative diseases such as Alzheimer's disease are common concerns among the elderly. Magnesium has been found to play a critical role in preserving cognitive function and preventing cognitive decline. It is involved in neuroplasticity, which is essential for learning, memory, and overall brain health. Adequate magnesium levels may help protect against age-related cognitive decline and reduce the risk of neurodegenerative disorders.

Which type of Magnesium is best for you?

1. Magnesium Citrate:

Magnesium citrate is a highly bioavailable form of magnesium that is commonly used as a dietary supplement. It is produced by combining magnesium with citric acid. Magnesium citrate is known for its gentle laxative effect, making it beneficial for individuals experiencing occasional constipation. Additionally, it may help support optimal digestion and alleviate symptoms of acid reflux.

2. Magnesium Glycinate:

Magnesium glycinate is a well-tolerated and highly absorbable form of magnesium. It is created by bonding magnesium with glycine, an amino acid. This type of magnesium is less likely to cause digestive discomfort and is often preferred by individuals with sensitive stomachs. Magnesium glycinate is valued for its calming effects on the nervous system, making it beneficial for promoting relaxation and better sleep quality.

3. Magnesium Malate:

Magnesium malate is a combination of magnesium and malic acid. Malic acid is known for its potential benefits in supporting energy production. This type of magnesium is often used to alleviate symptoms of fatigue and muscle discomfort. It may also support individuals with conditions such as fibromyalgia and chronic fatigue syndrome.

4. Magnesium L-Threonate:

Magnesium L-threonate is a unique form of magnesium that has gained attention for its potential cognitive benefits. It has a high bioavailability and can cross the blood-brain barrier effectively. Research suggests that magnesium L-threonate may enhance learning, memory, and overall cognitive function. It shows promise in supporting cognitive health as individuals age.

5. Magnesium Oxide:

Magnesium oxide is a commonly available form of magnesium that has a relatively low absorption rate. It is often used as a laxative to relieve occasional constipation. While magnesium oxide has a cost-effective advantage, its bioavailability is lower compared to other forms. Individuals may prefer other types of magnesium for their overall health benefits.

When it comes to obtaining magnesium through natural food sources, incorporating a variety of nutrient-rich foods into your diet is essential. Here are some of the best food sources of magnesium:

1. Dark Leafy Greens:

Dark leafy greens like spinach, kale, Swiss chard, and collard greens are excellent sources of magnesium. These vegetables are not only rich in magnesium but also provide other essential vitamins, minerals, and fiber. Include them in salads, stir-fries, or smoothies for a healthy magnesium boost.

2. Nuts and Seeds:

Almonds, cashews, Brazil nuts, pumpkin seeds, and flaxseeds are all good sources of magnesium. These nutrient-dense snacks are not only tasty but also convenient for on-the-go consumption. Enjoy them as a standalone snack, sprinkle them over salads, or use them in homemade granola or trail mix.

3. Whole Grains:

Whole grains such as brown rice, quinoa, oats, and whole wheat products contain decent amounts of magnesium. These grains are also rich in fiber, providing additional benefits for digestive health. Incorporate whole grains into your meals by choosing whole grain bread, pasta, or opting for whole grain breakfast cereals.

4. Legumes:

Legumes like black beans, chickpeas, lentils, and kidney beans offer a good amount of magnesium. They are not only affordable but also versatile in various dishes. Add legumes to soups, stews, salads, or make them the main ingredient in vegetarian dishes like chili or bean-based burgers.

5. Fish:

Certain types of fish, such as wild salmon, mackerel, and halibut, contain notable levels of magnesium. Besides providing magnesium, fish is an excellent source of omega-3 fatty acids and high-quality protein. Include fish in your diet twice a week for a well-rounded nutrient profile.

6. Avocado:

Avocados are not only delicious but also a good source of magnesium. They are packed with heart-healthy monounsaturated fats, fiber, and other essential nutrients. Enjoy avocados in salads, sandwiches, or as a spread on whole-grain toast.

7. Dark Chocolate:

Good news for chocolate lovers! Dark chocolate with a high percentage of cocoa content (70% or higher) contains magnesium. Enjoy a small portion of dark chocolate as an occasional treat.

Remember that while these foods are rich in magnesium, the exact magnesium content can vary depending on factors such as soil quality and processing methods. It's always beneficial to consume a well-balanced diet that includes a variety of nutrient-dense foods to meet your magnesium requirements effectively. If you suspect you have magnesium deficiency or have specific dietary concerns, consult with a registered dietitian or healthcare professional for personalized advice.

Microgreens: A Nutrient-Packed Snack Providing Magnesium Boost


Microgreens, a young stage of edible plants, have gained popularity in recent years due to their vibrant colors, distinct flavors, and high nutritional value. These tiny greens are harvested when they are just a few inches tall, containing a concentrated nutrient profile. Alongside various other essential vitamins and minerals, microgreens can be a noteworthy source of dietary magnesium. In this article, we explore how microgreens can contribute to a magnesium-rich diet.

Microgreens and Magnesium Content:

While the magnesium content in microgreens can vary depending on the specific plant species, many varieties are known to be rich in this essential mineral. Generally, microgreens such as broccoli, kale, spinach, and sunflower have been found to contain notable amounts of magnesium. Adding these microgreens to your diet can be an excellent way to increase your magnesium intake.


Magnesium is a vital mineral that influences numerous physiological processes and plays a significant role in the aging process. Its antioxidant properties, involvement in cellular signaling, and regulation of various bodily functions make it a key factor in maintaining overall health and longevity. Adequate magnesium intake through a balanced diet or supplementation can help support healthy aging by preserving bone health, maintaining cardiovascular function, and protecting cognitive function. However, it is important to consult with a healthcare professional before starting any dietary supplements or making significant changes to your diet.

A note from the Author: As a formulator for more than thirty years and an advocate for nutrition and healthy life, I have been working with microgreens through our nonprofit, Gardens of Hope. We provide therapeutic horticulture and have been producing microgreens as a fundraising tool for the past six months. Please reach out if you're interested in learning more about any of these. Also, our "Healthy Living" podcast is full of episodes with a diverse cast of guests. Let me know if you're interested in sharing an article or being a guest! Send all inquiries to

Happy Healing!



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