Components -> Minerals -> Trace elements
Iron is a mineral essential for various biological processes in our body, such as formation of red blood cells and the transport of oxygen throughout the body. In our diet it exists in two primary forms: heme and non-heme iron. Heme iron is derived from animal products like red meat, poultry, and fish. This form is readily absorbed by the body. Non-heme iron, on the other hand, is found in plant-based foods such as beans, lentils, spinach, and fortified cereals. This form is not as easily absorbed and its uptake can be influenced by other dietary factors.
Iron is essential for the formation of hemoglobin, a protein in red blood cells that carries oxygen from the lungs to the rest of the body, where it is used by cells for energy production. Iron is also vital for immune function, cognitive development, and various other bodily functions.
The recommended daily allowance (RDA) for iron varies based on age and gender. The recommendations also vary between countries. For adult males and post-menopausal females the RDA is around 8 milligrams per day. For pre-menopausal females, the RDA is higher: around 18 milligrams per day. Pregnant women might have an even higher RDA. It's important to meet your specific iron needs through a balanced diet with iron-rich foods.
Iron deficiency can lead to anemia, causing symptoms such as fatigue, weakness, pale skin, shortness of breath, and dizziness. It can also impact cognitive function, immune function, and physical growth in children. Severe iron deficiency may lead to complications such as heart problems and pregnancy complications.
Yes, excessive intake of iron (mainly due to supplementation) can be harmful to the body. Consuming too much iron can lead to iron toxicity, which can cause symptoms such as nausea, vomiting, abdominal pain, and in severe cases, organ damage. Thus, it's important to consult with a healthcare professional before taking iron supplements.
If your iron is low, it can lead to symptoms such as fatigue, weakness, and difficulty concentrating. It's important to consult a healthcare professional to determine the cause of low iron and to discuss potential treatment options, which may include dietary changes, iron supplements, or other interventions.
Vegans can get their iron intake from plant-based sources such as legumes (lentils, beans, chickpeas), tofu, tempeh, fortified cereals, quinoa, nuts, seeds, and dark leafy greens (spinach, kale, Swiss chard). Consuming vitamin C-rich foods alongside these iron sources can enhance the absorption of non-heme iron found in plant-based foods.
Beef, spleen, raw
Type: Food
Meat dishes -> Offal dishes
Iron
37.87mg per 85 grams
Lamb, spleen, raw
Type: Food
Meat dishes -> Offal dishes
Iron
35.61mg per 85 grams
Beef, spleen, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
33.46mg per 85 grams
Lamb, spleen, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
32.87mg per 85 grams
Liver, pork
Type: Food
Meat dishes -> Offal dishes
Iron
26.69mg per 85 grams
Liver, reindeer
Type: Food
Meat dishes -> Offal dishes
Iron
26.35mg per 85 grams
Duck, domesticated, liver, raw
Type: Food
Meat dishes -> Offal dishes
Iron
25.95mg per 85 grams
Pork, spleen, raw
Type: Food
Meat dishes -> Offal dishes
Iron
18.97mg per 85 grams
Pork, spleen, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
18.90mg per 85 grams
Liver, boiled, without salt
Type: Dish
Meat dishes -> Offal dishes
Iron
17.85mg per 85 grams
Liver, boiled, salt
Type: Dish
Meat dishes -> Offal dishes
Iron
17.73mg per 85 grams
Roasted liver
Type: Dish
Meat dishes -> Offal dishes
Iron
17.22mg per 85 grams
Pork, lungs, raw
Type: Food
Meat dishes -> Offal dishes
Iron
16.07mg per 85 grams
Pork, liver, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
15.23mg per 85 grams
Pork, lungs, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
13.95mg per 85 grams
Liver, average
Type: Food
Meat dishes -> Offal dishes
Iron
12.50mg per 85 grams
Mollusks, clam, mixed species, cooked, breaded and fried
Type: Food
Fish dishes -> Crustaceans and molluscs
Iron
1.31mg per 9.4 grams
Chicken, liver, cooked, pan-fried
Type: Food
Meat dishes -> Offal dishes
Iron
10.95mg per 85 grams
Lamb, kidneys, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
10.54mg per 85 grams
Kidney, boiled, salt
Type: Dish
Meat dishes -> Offal dishes
Iron
10.13mg per 85 grams
Chicken, liver, cooked, simmered
Type: Food
Meat dishes -> Offal dishes
Iron
9.89mg per 85 grams
Bear, cooked, simmered
Type: Food
Meat dishes -> Steaks and chops
Iron
9.12mg per 85 grams
Beef, liver, cooked, pan-fried
Type: Food
Meat dishes -> Offal dishes
Iron
8.67mg per 85 grams
Velvet bolete
Type: Food
Vegetable dishes -> Mushroom dishes
Iron
8.50mg per 85 grams
Beaver, cooked, roasted
Type: Food
Meat dishes -> Steaks and chops
Iron
8.50mg per 85 grams
Game bird
Type: Food
Meat dishes -> Chicken and other birds
Iron
8.25mg per 110 grams
Game bird, grilled/fried
Type: Dish
Meat dishes -> Chicken and other birds
Iron
8.15mg per 85 grams
Reindeer, boiled, salt
Type: Dish
Meat dishes -> Steaks and chops
Iron
8.05mg per 85 grams
Reindeer roast
Type: Dish
Meat dishes -> Steaks and chops
Iron
8.05mg per 85 grams
Veal, spleen, raw
Type: Food
Meat dishes -> Offal dishes
Iron
7.92mg per 85 grams
Coconut milk
Type: Food
Vegetable dishes -> Vegetable juices
Iron
7.92mg per 240 grams
Chicken, heart, cooked, simmered
Type: Food
Meat dishes -> Offal dishes
Iron
7.68mg per 85 grams
Beaver, raw
Type: Food
Meat dishes -> Steaks and chops
Iron
7.59mg per 110 grams
Reindeer
Type: Food
Meat dishes -> Steaks and chops
Iron
7.37mg per 110 grams
Bear, raw
Type: Food
Meat dishes -> Steaks and chops
Iron
7.32mg per 110 grams
Kidney
Type: Food
Meat dishes -> Offal dishes
Iron
7.14mg per 85 grams
Liver, chicken
Type: Food
Meat dishes -> Offal dishes
Iron
3.65mg per 44 grams
Lamb, liver, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
7.04mg per 85 grams
Beef, lungs, raw
Type: Food
Meat dishes -> Offal dishes
Iron
6.76mg per 85 grams
Reindeer, fried
Type: Dish
Meat dishes -> Steaks and chops
Iron
6.56mg per 85 grams
Beans, yellow, mature seeds, raw
Type: Food
Pulses and pulse dishes -> Pulses
Iron
6.31mg per 90 grams
Blood
Type: Food
Meat dishes -> Offal dishes
Iron
6.29mg per 15 grams
Lamb, liver, raw
Type: Food
Meat dishes -> Offal dishes
Iron
6.26mg per 85 grams
Veal, spleen, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
6.26mg per 85 grams
Liver, beef
Type: Food
Meat dishes -> Offal dishes
Iron
6.12mg per 85 grams
Beans, pink, mature seeds, raw
Type: Food
Pulses and pulse dishes -> Pulses
Iron
6.09mg per 90 grams
Muskrat, cooked, roasted
Type: Food
Meat dishes -> Steaks and chops
Iron
6.04mg per 85 grams
Raccoon, cooked, roasted
Type: Food
Meat dishes -> Steaks and chops
Iron
6.04mg per 85 grams
Squirrel, cooked, roasted
Type: Food
Meat dishes -> Steaks and chops
Iron
5.79mg per 85 grams
Beef, liver, cooked, braised
Type: Food
Meat dishes -> Offal dishes
Iron
5.56mg per 85 grams
What you eat matters.