Without sufficient iron, your body cannot produce the number of normal red blood cells needed to keep you healthy. Your doctor may recommend that you take iron pills, but you should be aware there are side effects of iron pills and you may even experience feeling worse after taking iron supplements.
小费
Iron pills, available as various ferrous ion salts, can be beneficial to treat a deficiency with the proper dosage but taking too much can result in health risks of toxicity, including acute liver damage.
你需要多少？
铁是血红蛋白的重要组成部分,protein in red blood cells that transfers oxygen from your lungs to every tissue in your body. Iron supports muscle contraction and helps maintain healthy connective tissue. It is also necessary for neurological development, synthesis of hormones and proper growth.
The amount of iron you need on a daily basis depends on your age and gender. The美国国立卫生研究院列出了建议摄取量要满足你的营养需求。成人19岁及以上的平均金额为8毫克和18之间。
Most people get sufficient iron from their diet. However, because iron is primarily found in animal products, people who are on a restricted diet or are vegetarians may have low iron levels. In addition, certain conditions may increase your need for iron, according toMayo Clinic。其中一些包括：
Bleeding problems, such as from
消化性溃疡，结肠息肉或食管裂孔疝
Burns
Kidney dialysis
Intestinal diseases that inhibit absorption. such as celiac disease
Stomach problems or surgical stomach removal
Medications used to increase your red blood cell count
Read More:食品抑制铁的吸收
您应该采取铁丸？
尽管平衡饮食，你可能会发现，你的身体已经耗尽铁它的商店。这可能会导致iron deficiency anemia symptoms， 根据Mayo Clinic,并且可以包括：
- 极度疲劳和虚弱
- Pale skin
- Chest pain, fast heartbeat or shortness of breath
- Headache or dizziness
- 手脚冰冷
- Inflammation or soreness of your tongue
- 指甲脆
- Cravings for unusual substances, such as dirt or ice
- 食欲差，尤其是在婴儿和儿童
Read More:3Fast Ways of Getting Iron in the Blood
要纠正缺铁，你可能需要采取铁补充剂。确保你采取正确的剂量，因为过多的铁可能是危险的是很重要的。从补充过多的铁可以在你的器官积累，并可能导致不良的健康并发症，包括你的肝脏损害，警告梅奥诊所。
由于与补充铁剂过量的固有危险，上限已根据美国国立卫生研究院已经建立作为一个准则。请务必服用任何补充剂做出一定的，你是45毫克铁的成年人在安全范围内之前，阅读标签。
Iron supplements are available in stand-alone forms, including tablets, capsules, powders and liquids, or combined with other vitamins or minerals. Formulations can differ significantly in their content of iron.
Side Effects of Iron Pills
铁丸，如果正确服用，两个月后要及时补充血液中的正常的铁，但MedlinePlus建议你应该继续服用补充剂，另外六到12个月来在你的身体的骨髓建立中的铁储备。如果你认为你的感受服用铁补充剂后，更糟的是，它的共同体验铁丸的一些副作用 - 硫酸亚铁，富马酸亚铁和包括葡萄糖酸亚铁形式。据MedlinePlus，这些都是服用铁补充剂的一些症状：
- Urine color暗
- 便秘或腹泻 - 多喝水，包括足量的纤维在你的饮食，以打击这种症状
- Gastrointestinal discomfort — Take iron pills with meals to avoid symptoms of nausea, suggests MedlinePlus.
- Black stools
如果你的粪便很暗，你不应该感到恐慌。这是的迹象铁丸是否正常工作之一。但是，让你的医生知道，如果：
- Stools are tarry-looking
- Red streaks are present in your stool
- 你有抽筋，锐痛或酸痛在你的胃
剂量较高时，可能会出现恶心和呕吐。如果你正在服用铁剂以液体的形式，牙齿着色可能的副作用。尝试混合液体中的铁，喝用吸管的解决方案。
Severe Iron Toxicity
Taking an extremely higher than recommended amount of iron supplements could result in a severe iron overdose. Accidental poisonings can happen if a child accidentally eats too many pediatric multivitamins or adult prenatal vitamins, warnsMedlinePlus。铁过量的症状可能会影响整个身体，包括：
- 肠胃：肝功能损害，恶心和呕吐血液，口腔金属味，黑便血
- Respiratory system: buildup of fluids in the lungs
- Heart: low blood pressure, fast and weak heartbeat, shock, dehydration
- Nervous system: chills, fever, seizures, headache, drowsiness, apathy, coma
- Skin: bluish-colored lips, fingernails and palms of hands; skin flushing, pale skin
铁中毒症状可以在几个小时内下降，再经过一天或几天再回来。