Best Nuts for Getting Your Daily Iron
Iron is a crucial mineral that enables red blood cells to carry oxygen throughout your body. Low iron levels can cause fatigue, poor concentration, and increased illness risk. Many assume that meat is the only good source of this nutrient, but plenty of plant-based foods also provide ample iron.
Nuts are one excellent plant-based option for boosting your iron intake. They contain high amounts of iron relative to their size, along with protein, healthy fats, and other vitamins and minerals. Let's explore different nut varieties with impressive iron levels to add to your diet.
Recommended Daily Iron Intake
How much iron do you need each day? The Recommended Dietary Allowance (RDA) set by the National Institutes of Health is:
- 8 mg for adult men
- 18 mg for adult women under 50
- 8 mg for women over 50
Pregnant women have a higher requirement of 27 mg daily. Children, teens, and breastfeeding mothers also need elevated iron intake.
These RDAs translate to the following based on a 2000 calorie diet:
- 14% of calories from iron for men
- 32% of calories for women under 50
Consuming adequate plant-based iron sources can help meet your recommended percentage. Nuts are a tasty way to get there.
Top Nuts Highest in Iron
All nuts contain some level of iron, but certain varieties have more significant amounts. Here are some of the top nuts highest in iron:
Cashews
Cashews provide 2.2 mg of iron per 1 ounce serving. That's 11% of the daily value. Cashews have a creamy, subtle flavor that makes them versatile to eat raw, roasted, or used in recipes.
Pine Nuts
Pine nuts supply 2.5 mg or 14% DV of iron per serving. They have a soft texture and sweet, butter pine flavor. Use pine nuts in pesto, salads, desserts, stir fries, and more.
Almonds
Almonds are a nutritional powerhouse. A 23 almond serving offers 1 mg of iron, plus protein, calcium, vitamin E and magnesium. Enjoy almonds raw or toasted as a convenient snack or salad topper.
Pistachios
Pistachios provide 1.5 mg or 8% DV of iron per ounce. They also contain antioxidants like lutein for eye health. Pistachios make a satisfying crunchy snack on their own or in trail mixes.
Peanuts
Peanuts and peanut butter deliver 0.9 mg of iron per ounce, or 5% DV. Peanuts provide heart-healthy monounsaturated fats, fiber, protein, and other essential minerals like niacin, magnesium, and vitamin E.
Pecans
A serving of pecans provides 0.7 mg or 4% of your daily iron. Pecans have a rich, buttery taste that enhances salads, yogurt, cereal, stuffing, and sweet potato casseroles.
Hazelnuts
Hazelnuts contain 1.3 mg or 7% DV of iron per ounce. They are also an excellent plant-based source of Vitamin E. Use hazelnuts to add crunch and nutty flavor to chocolate treats, fruit crisps and more.
Walnuts
Walnuts have 0.8 mg iron per ounce, or 4% DV. They provide ALA omega-3 fatty acids for heart and brain health. Walnuts lend great texture and flavor to baked goods, salads and stir fries.
Heme vs Non-Heme Iron in Foods
There are two types of dietary iron:
- Heme iron - Found in animal products and absorbed more efficiently
- Non-heme iron - Found in plant foods and supplements. Not as bioavailable.
For example, about 25% of the iron in meat gets absorbed, versus 10% or less from plant sources. However, the lower bioavailability of non-heme iron can be enhanced by eating iron-rich foods along with vitamin C, which boosts absorption.
Pairing nuts with vitamin-C-rich fruits like oranges, berries, kiwi, or bell peppers allows more of the non-heme iron to be utilized by your body.
Other Benefits of Iron-Rich Nuts
In addition to supplying iron, nuts offer many other nutritional perks like:
- Vegetable protein for energy
- Fiber to support digestion
- Antioxidants that protect cells
- Healthy fats for heart health
- Phytosterols to lower cholesterol
- Key vitamins and minerals like zinc, selenium, and magnesium
The unique blend of nutrients in nuts provides sustained energy, satiation and nutritional benefits. That makes them a smart snack any time of day.
Who May Need More Iron?
Certain populations have greater iron needs and should ensure adequate intake:
- Women - Due to blood loss during menstruation
- Pregnant Women - For fetal development
- Young children - To support rapid growth
- Teens and athletes - For muscle growth and activity
- Vegans and vegetarians - Since they avoid meat, a major iron source
Consuming iron-rich plant foods like nuts, legumes, spinach, pumpkin seeds, fortified cereals and more can help these groups meet increased requirements.
Signs of Iron Deficiency
Since low iron impacts oxygen transport and energy production, deficiency can cause the following symptoms:
- Fatigue, weakness
- Pale skin
- Dizziness or lightheadedness
- Headaches
- Rapid heartbeat
- Shortness of breath
- Spoon-shaped nails
- Swollen tongue
- Cracks at the corners of the mouth
Severe or long-term iron deficiency leads to iron deficiency anemia. Consulting your doctor for
FAQs
What is the average height for men?
The worldwide average height for adult men is about 5 feet 7 inches (171 cm). In the United States, the average adult male height is 5 feet 9 inches (176 cm).
Is 5 foot 9 inches considered tall for a woman?
Yes, 5 foot 9 is significantly taller than the average height for women globally and in the U.S. The worldwide average female height is about 5 feet 3 inches (159 cm) and the U.S. average is 5 feet 4 inches (163 cm).
What are some common height stereotypes?
Some stereotypes are that shorter men are seen as less dominant, taller women are viewed as less feminine, and tall men are considered more attractive. However, these are just stereotypes and not necessarily true.
Does height affect your health?
Potentially. Research shows links between greater height and increased risk for some cancers, diabetes, and heart conditions. But lifestyle factors also play a role in mitigating these risks.
Can you increase your height as an adult?
Unfortunately, there are no proven ways to increase your height after your growth plates close in late adolescence and early adulthood. Your final adult height is largely determined by genetics.
Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional before starting any new treatment regimen.
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