

Iron - The Frisky Horse

Iron is known as the "frisky horse" because it brings vitality. It is one of eight trace minerals and is found in EVERY cell in our body. It plays an important role in energy production, fetal development as well as red blood cell production. There are two forms of iron: heme and non-heme.
Heme iron carries oxygen from the lungs to the body's tissues through hemoglobin. Myoglobin holds the oxygen in the cells of the muscles. Heme iron is the most bioavailable form of iron. This means the body can absorb it and use it more easily than non-heme iron. Non-heme iron is much less absorbable but there is much more of it in the foods we eat than heme iron. Therefore, it contributes more in meeting our iron needs.
Some plant foods contain non-heme iron. Animal meat contains both forms of iron, making it the best choice for nutrition.
Phytic acid is a natural substance found in plant seeds that hinders the absorption of iron, zinc, and calcium. It is often referred to as an antinutrient because it works against the body. For those following a healthy diet, phytic acid is not a big problem. But, for those NOT following a healthy diet, malabsorption and malnourishment can occur.
All edible seeds, grains, legumes, and nuts contain phytic acid in various amounts, and small amounts are also found in root vegetables and tubers. Phytic acid can be reduced by soaking, sprouting, or fermenting.
Benefits
Helps with hemoglobin production, which helps the red blood cells transport oxygen from the lungs to the rest of the body, maintains energy levels, prevents fatigue, and supports overall vitality, synthesis of certain hormones, supports immune system function, which reduces the susceptibility to infections.
Causes of Deficiency
Some pharmaceutical drugs, phytic acid found in breads, cereals, and other processed foods, foods not being properly digested, intestinal problems with nutrient absorption.
Symptoms of Deficiency
Cold hands and feet, fatigue, weakness, brittle nails, tongue inflammation or soreness, poor appetite, craving for ice, dirt, or other non-nutrition substances, fast heartbeat, chest pain, shortness of breath, pale skin, headache, lightheadedness
Drugs That Deplete
Cholestyramine, Colestipol, Tagamet, Zantac, Prilosec, Prevacid, Pepcid, Axid, Nexium, Antacids, Captopril, Carbidopa-Levodopa, Erythromycin, Penicillamine, Rosiglitazone, Metformin, Streptomycin, Valproic Acid, and high doses of calciums.
Natural Sources
Spirulina, Liver, Grass-fed beef, Lentils, Dark Chocolate, Spinach, Sardines, Black beans, Pistachios, Raisins, Pumpkins seeds, Eggs, Chickpeas, Kale, Chicken
Choose nutrient-dense foods over supplements every chance you get.
Caution
None
Resources
1) Hanna, M., Jaqua, E., Nguyen, V., & Clay, J. (2022b). B vitamins: Functions and uses in Medicine. The Permanente Journal, 26(2), 89–97. https://doi.org/10.7812/tpp/21.204
2) Lee, M., Hsu, Y., Shen, S., Ho, C., & Huang, C. (2023). A functional evaluation of anti-fatigue and exercise performance improvement following vitamin B complex supplementation in healthy humans, a randomized double-blind trial. International Journal of Medical Sciences, 20(10), 1272–1281. https://doi.org/10.7150/ijms.86738
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