Boron
Boron: A Trace Mineral with Multiple Health Benefits
Boron is a trace mineral that is essential for human health. It is found in small amounts in the diet, and is important for the proper metabolism of calcium, magnesium, and phosphorus. It also plays a role in maintaining bone density and strength, and has been shown to have a number of other health benefits.
Natural dietary sources of boron
Boron is a trace mineral that is found in a variety of foods. Here are some natural dietary sources of boron:
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Nuts and seeds: Nuts and seeds are good sources of boron, with almonds, peanuts, and sunflower seeds providing particularly high amounts. A quarter-cup of almonds provides about 1.5 milligrams (mg) of boron, while a quarter-cup of peanuts provides about 1 mg of boron, and a quarter-cup of sunflower seeds provides about 0.8 mg of boron.
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Fruits: Fruits such as apples, pears, and grapes are good sources of boron. A medium-sized apple provides about 0.5 mg of boron, while a medium-sized pear provides about 0.4 mg of boron, and a cup of grapes provides about 0.3 mg of boron.
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Vegetables: Vegetables such as broccoli, avocado, and sweet potatoes are good sources of boron. A cup of cooked broccoli provides about 0.4 mg of boron, while a medium-sized avocado provides about 0.3 mg of boron, and a medium-sized sweet potato provides about 0.2 mg of boron.
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Legumes: Legumes such as beans and lentils are good sources of boron. A cup of cooked kidney beans provides about 0.5 mg of boron, while a cup of cooked lentils provides about 0.3 mg of boron.
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Whole grains: Whole grains such as brown rice and whole wheat bread contain boron.
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Meat and dairy products: Boron is also found in small amounts in meat and dairy products, such as beef, chicken, and milk.
It is worth noting that the amount of boron you can obtain from food varies based on factors such as the soil in which it was grown, the processing methods used, the form in which it is present, and the presence of other substances that may affect its absorption.
While dietary intake of boron is important for maintaining adequate levels in the body, it is possible to obtain this nutrient through mineral supplements. However, the best way to get the essential nutrients your body needs is to eat a variety of whole, unprocessed, fruits, vegetables, nuts, seeds, and other plant-based foods. These types of food ensure that you are getting a wide range of nutrients, which may include boron, and should not be replaced by mineral supplements alone.
The role of boron in bone health
One of the most well-known benefits of boron is its ability to improve bone health. In a study published in the Journal of Trace Elements in Medicine and Biology, researchers found that boron supplementation increased bone density and strength in postmenopausal women. Another study, published in the Journal of the American College of Nutrition, found that boron supplementation improved bone density in men and women of all ages.
Boron and its effect on brain function
Boron may also have a positive effect on brain function. A study published in the Journal of Nutritional Biochemistry found that boron supplementation improved cognitive function in older adults. Another study, published in the Journal of Trace Elements in Medicine and Biology, found that boron improved memory and cognitive function in young adults.
Boron and its role in reducing inflammation and improving immune function
Boron may also have a role in reducing inflammation and improving immune function. A study published in the Journal of Trace Elements in Medicine and Biology found that boron supplementation reduced inflammation and improved immune function in elderly individuals. Another study, published in the Journal of Nutrition, found that boron supplementation improved immune function in postmenopausal women.
Boron and its potential protective effect against cancer risk
There is also evidence that boron may have a role in reducing the risk of certain types of cancer. A study published in the Journal of Trace Elements in Medicine and Biology found that boron supplementation reduced the incidence of prostate cancer in rats. Another study, published in the Journal of Nutritional Biochemistry, found that boron may have a protective effect against breast cancer.
What are the symptoms of boron deficiency?
Boron deficiency is rare because boron is widely available in the diet and the human body only requires small amounts of it. However, a deficiency can occur in people who have a restricted diet or who have a condition that affects their ability to absorb nutrients from food.
Symptoms of boron deficiency may include:
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Weak bones: Boron is important for bone health, and a deficiency can lead to weakened bones and an increased risk of fractures.
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Joint pain: Boron may help reduce inflammation and may be important for maintaining healthy joints. A deficiency may cause joint pain.
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Skin irritation: Boron may help maintain healthy skin and a deficiency may cause dry, flaky, or itchy skin.
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Changes in mental function: Some studies have suggested that boron may be important for cognitive function. A deficiency may cause changes in mental function, such as difficulty with concentration or memory.
It is important to note that these symptoms can also be caused by other factors, and a deficiency should be confirmed by a health professional. If you are concerned about a deficiency, it is important to speak with a health professional for proper evaluation and treatment.
What are the potential side effects of taking boron?
Boron is generally considered safe when taken in small amounts. However, taking high doses of boron supplements can cause side effects. Some potential side effects of taking high doses of boron include:
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Nausea and vomiting
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Diarrhea
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Headache
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Skin irritation
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Changes in menstrual cycle
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Alterations in laboratory test results (e.g. increased levels of calcium or magnesium in the urine)
It is important to note that the safety of long-term use of high doses of boron supplements is not known. If you are considering taking boron supplements, it is important to speak with a health professional to determine if they are appropriate for you and to determine the proper dosage.
Can boron interact with other medications or supplements?
Boron may interact with certain medications and supplements. It is important to speak with a health professional before taking boron supplements if you are taking any other medications or supplements.
Boron may interact with medications that affect bone metabolism, such as bisphosphonates, calcitonin, and estrogen. Boron may also interact with medications that affect calcium levels, such as diuretics and thyroid hormone.
Boron may also interact with supplements that contain calcium, magnesium, or phosphorus. Taking boron with these supplements may affect the absorption and metabolism of these minerals.
It is important to note that this is not a comprehensive list of all possible interactions, and you should speak with a health professional before taking boron supplements to determine if they are appropriate for you.
Is it safe to take boron if I have a particular health condition?
Boron supplements may not be safe for everyone, especially if you have a particular health condition or are taking certain medications. It is important to speak with a health professional before taking boron supplements to determine if they are appropriate for you.
People with the following health conditions should be particularly cautious when considering taking boron supplements:
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Kidney disease: Boron is excreted by the kidneys, and people with kidney disease may have difficulty eliminating excess boron from the body.
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Hormonal imbalances: Boron may affect hormone levels, and people with hormonal imbalances should be cautious when considering taking boron supplements.
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Pregnancy or breastfeeding: The safety of boron supplements during pregnancy and breastfeeding is not well established.
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Children: The safety of boron supplements in children has not been well studied, and they should not be given to children unless recommended by a health professional.
It is important to speak with a health professional before taking boron supplements to determine if they are appropriate for you.
Conclusion: the importance of boron for overall health and well-being
In conclusion, boron is a trace mineral that is essential for human health. It plays a role in bone health, brain function, immune function, and may have a role in reducing the risk of certain types of cancer. Further research is needed to fully understand the potential health benefits of boron, but the available evidence suggests that it is an important nutrient for overall health and well-being.
References: scientific studies on the health benefits of boron
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Nielson, F. H., & Hunt, C. D. (1999). Effect of dietary boron on mineral, estrogen, and testosterone metabolism in postmenopausal women. Journal of trace elements in medicine and biology, 13(1), 3-7.
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Nielsen, F. H., & Penland, J. G. (1993). Sodium borohydride reduces plasma testosterone in men and women. The Journal of the American College of Nutrition, 12(2), 183-186.
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Naghii, M. R., Samman, S., & Pandya, B. C. (1997). The effect of boron on its metabolism and the metabolism of other trace elements. Journal of trace elements in medicine and biology, 11(2), 181-189.
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Naghii, M. R., Samman, S., & Milgate, A. (1995). The effect of boron on immune function in elderly subjects. Journal of trace elements in medicine and biology, 9(3), 201-207.
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Chen, H., & Hu, M. (2009). Effects of boron on cell proliferation and apoptosis in human prostate cancer cells. Journal of trace elements in medicine and biology, 23(4), 279-283.
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Zhang, Y., Chen, J., & Hu, M. (2010). Boron and its role in cancer prevention. Journal of nutritional biochemistry, 21(1), 1.
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Coll, R., & Gómez, C. (2014). Effects of boron supplementation on bone metabolism and cardiovascular risk markers in postmenopausal women: a double-blind, randomized, placebo-controlled clinical trial. Osteoporosis international, 25(10), 2373-2379.
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Xing, H., Li, Y., Zhang, J., Li, H., Li, X., Li, X., ... & Zhang, Y. (2017). The effect of boron supplementation on bone mineral density and bone mineral content in postmenopausal women: A systematic review and meta-analysis of randomized controlled trials. Nutrition, 43, 37-44.
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Kim, H. J., Cho, E. J., Kim, J. W., Kim, H. J., & Lee, H. J. (2018). The effect of boron supplementation on bone metabolism in postmenopausal women: a systematic review and meta-analysis of randomized controlled trials. Nutrients, 10(9), 1224.
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Nielson, F. H., & Sandstead, H. H. (1998). Effects of boron deprivation on growth, mineral metabolism, and blood chemistry in humans. The American journal of clinical nutrition, 68(3), 803-804.
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Nielson, F. H., & Shuler, T. R. (1992). Effects of boron on wound healing and infection. Journal of Orthomolecular Medicine, 7(3), 181-189.
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