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7 Vegan Iron Sources and Do Vegans Need Iron Supplements?

By PureHealth Research Mar 17, 2025

Medically reviewed by Medically reviewed by our experts

Medically reviewed by 11 min read

Medically reviewed by 10 citations

A selection of vegan iron sources including nuts, seeds, and legumes.
A selection of vegan iron sources including nuts, seeds, and legumes.

We all need iron to feel good and have energy. Sometimes, it feels like it’s hard to get enough iron when you’re eating vegan. You know, everyone talks about meat, but there are actually lots of plant-based foods – great vegan iron sources – that have iron in them.

So, let’s talk about some easy ways to get the iron you need from plants. We’ll look at some good food choices and some simple tricks that can help your body use the iron better. No need for complicated stuff here, just some practical tips you can start using right away. Are you ready to learn how to keep your iron levels up with plant-based foods? Let’s take a look.

On This Page

  • Why Iron Matters, Especially for Vegans
  • Heme vs. Non-Heme Iron: What’s the Difference?
  • Top Seven Vegan Iron Sources (Chart)
  • How Much Iron Do Vegans Need?
  • How to Increase Your Iron Absorption?
  • Iron Deficiency Signs
  • Do Vegans Need Iron Supplements?
  • What Supplements Should Vegans Choose?
  • Conclusion

Why Iron Matters, Especially for Vegans

Iron is important for everyone, but especially if you’re eating vegan and rely on vegan iron sources instead of supplementation. Iron helps your body make hemoglobin, which is like the little delivery truck that carries oxygen all through your body. That’s what keeps you feeling energetic and ready to go. Plus, iron helps your immune system stay strong, and also helps your brain work well, keeps your muscles strong, and helps your body fix itself—all really important stuff for staying healthy in the long run.

Now, here’s the thing: vegan iron sources like plants aren’t absorbed as easily as the iron you get from meat. So, if you’re vegan, you just need to be a bit more thoughtful about getting enough iron-rich foods into your diet. 

If you don’t get enough iron, you might feel tired and just not your best. Since vegans don’t eat meat or fish, which are big sources of iron, it’s extra important to know which plant foods have iron and how to get the most out of them.

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Heme vs. Non-Heme Iron: What’s the Difference?

Comparison of heme and non-heme iron sources.

So, when we talk about iron, there are actually two types, and knowing the difference can really help you figure out how to get enough iron on a vegan diet. Let’s make it easy to understand:

  • Heme Iron – This is the iron you get from animal foods. Your body is really good at absorbing this type, like, a lot! But since we’re talking about vegan iron sources, this one isn’t really for us. It’s just good to know why it’s easier for people who eat meat to get iron.
  • Non-Heme Iron – This is the iron in plant foods and iron supplements. Your body doesn’t absorb this type as easily. It’s kind of picky! That’s why vegans need to pay a little extra attention to their iron.

Basically, the big difference is how well your body uses them. Imagine heme iron is like a super-fast train—it gets into your system quickly. Non-heme iron is more like a bus—it takes a little longer and needs some help along the way.

Top Seven Vegan Iron Sources (Chart)

Here’s a comprehensive chart of the best vegan iron sources[1], with practical portions and iron content:

Food CategoryFood ItemPortionIron (mg)
Leafy greensSpinach, cooked1 cup6.4 
Kale, cooked1 cup1.6
Collard greens, cooked1 cup2.2
LegumesLentils, cooked1 cup6.6
Chickpeas, cooked1 cup4.7
Black beans, cooked1 cup3.6
Soy productsTofu½ cup3.4
Tempeh1 cup4.5
Seeds and nutsPumpkin seeds¼ cup2.5
Hemp seeds3 tbsp2.4
Cashews¼ cup2.1 
Whole grainsQuinoa, cooked1 cup2.8
Oatmeal, cooked1 cup1.7
Brown rice, cooked1 cup0.9
Dried fruitsRaisins¼ cup1.1
Dried apricot¼ cup1.5
Prunes¼ cup0.9
Fortified foodsPlant-based milk, fortified1 cup1.8
Breakfast cereal, fortified1 cup 18.0

Pro Tip: Create iron-rich meals by combining these foods – try a quinoa bowl with tofu, kale, and pumpkin seeds, or oatmeal topped with dried fruits and hemp seeds.

How Much Iron Do Vegans Need?

Following a vegan diet means planning for higher iron intake since plant-based iron sources absorb differently. Here’s exactly how much iron you need based on your age[2] and life stage:

Age Recommended Amount (mg)Vegan Recommendation (mg)Safe Upper Limit (mg)
4-8 years101840
9-13 years81440
14-18 years112045
Men81445
Women (19-50)183245
Women (51+)81445
Pregnant274945
Breastfeeding91645

These recommendations serve as a helpful guide for planning your daily meals. For example, a 30-year-old vegan woman needs about 32.4 mg of iron daily – that’s equivalent to combining:

  • 1 cup of cooked lentils (6.6 mg)
  • 1 cup of cooked spinach (6.4 mg)
  • ½ cup of tofu (3.4 mg)
  • 1 cup of quinoa (2.8 mg)
  • ¼ cup of pumpkin seeds (2.5 mg)

Remember, these are general guidelines. Your personal needs might differ based on your activity level and overall health.

How to Increase Your Iron Absorption?

Ways to improve iron absorption, including Vitamin C and cookware.

Getting enough iron from plants isn’t just about what you eat – it’s about how your body naturally processes nutrients and how you combine your foods. Many people wonder can you take iron and magnesium together, since both are important nutrients, it’s best to space them a few hours apart. Here are other proven strategies to boost iron absorption:

Pair with Vitamin C

  • Add fresh lemon juice to your lentil soup
  • Combine iron-rich spinach with bell peppers in salads
  • Top your morning oatmeal with strawberries
  • Include citrus fruits with your iron-fortified breakfast cereal

Use Cast Iron Cookware

  • Sauté leafy greens in a cast iron pan
  • Simmer tomato-based sauces in cast iron to increase iron content
  • Cook acidic foods like lemon-seasoned dishes in cast iron skillets

Smart Timing Matters

  • Wait 1-2 hours between drinking coffee/tea and iron-rich meals
  • Enjoy calcium-rich foods separately from your main iron sources
  • Have your green smoothie at least an hour after your iron-rich breakfast

Pro Tip: Keep a food log for a few days to identify opportunities for better food pairings and timing adjustments. Simple changes in how you combine foods can make a big difference in iron absorption.

Iron Deficiency Signs

Understanding the signs of low iron levels helps you stay proactive about your nutrition. Watch for some of the 15 signs you are iron deficient:

  • Unusual tiredness and low energy, even after a full night’s rest
  • Pale skin and brittle nails
  • Shortness of breath during regular activities
  • Cold hands and feet
  • Difficulty concentrating
  • Dizziness, especially when standing up
  • Frequent headaches
  • Unusual cravings for ice or non-food items

For vegans, these signs may appear gradually as iron stores decrease over time. Recognizing them early allows you to adjust your diet and support healthy iron levels through plant-based foods.

Do Vegans Need Iron Supplements?

Iron is essential for energy production, oxygen transport, and overall vitality. While a well-balanced vegan diet can provide adequate iron through foods like lentils, chickpeas, tofu, and leafy greens, some individuals may still need supplements.

Situations where vegans may need iron supplements.

Vegans might require iron supplements in the following situations:

  • Pregnancy and Breastfeeding – The body’s iron demands increase significantly during these periods to support both the parent and the baby’s growth[3].
  • Heavy Menstrual Cycles – Women having heavy menstrual cycles[4] may experience greater iron loss, leading to the need for supplementation.
  • Diagnosed Iron Deficiency or Anemia – Low iron levels can result in fatigue, dizziness, and weakened immunity. In such cases, supplements may help restore healthy levels.
  • Athletes – Intense physical activity[5] can deplete iron stores faster, increasing the risk of deficiency.

Before starting iron supplements, consult with a healthcare professional or registered dietitian. They can assess iron levels through blood tests and recommend the appropriate dosage. Excessive iron intake may lead to digestive discomfort or other health issues, making professional guidance essential.

By focusing on iron-rich plant foods and staying mindful of increased needs during certain life stages, many vegans can maintain healthy iron levels without supplementation.

What Supplements Should Vegans Choose?

While a well-planned plant-based diet provides most nutrients, your iron needs vary with lifestyle changes. Supporting overall health, especially liver function, can help optimize nutrient absorption and energy levels. It’s important to understand that each person’s nutritional needs are unique, and factors like age, activity level, and health conditions can affect your supplement requirements.

If you’re considering iron supplements, here are important factors to keep in mind:

  • Plant-based form – Choose plant-based[6] iron forms like ferrous bisglycinate or iron citrate, which are generally gentler on your stomach and easier to absorb than other forms. These types typically cause fewer digestive issues and are more compatible with a vegan lifestyle.
  • Absorption-enhancing ingredients – Look for supplements with absorption-enhancing ingredients such as vitamin C, B12, and folate. These nutrients work together to help your body better utilize the iron.
  • Timing – Start with lower doses and gradually increase them as needed. This helps minimize potential side effects like constipation or stomach discomfort. Listen to your body’s response and adjust accordingly.
  • Dosage – Take iron supplements on an empty stomach, ideally in the morning or between meals. Wait at least two hours after consuming coffee, tea, or dairy alternatives, as these can reduce iron absorption[7].

Additionally, one often-overlooked aspect of nutritional health is liver function, which plays a key role in processing nutrients including iron. Supporting your liver health may help optimize how your body processes nutrients from food and supplements.

Supplements such Liver Health Formula offers natural support for overall wellness with its unique blend of plant-based ingredients. The formula features beetroot[8], which contains natural iron and supports healthy nutrient metabolism, along with artichoke[9] for nutrient absorption support and ginger[10] for digestive health.

CTA banner showing liver health formula supplement

This combination of ingredients works together to support your body’s natural nutrient processing functions. When your liver functions optimally, it can better handle various nutrients from your daily meals, including iron from plant-based sources. However, keep in mind that supplements support but don’t replace a nutrient-rich diet. Focus first on wholesome plant foods, and let supplements play a complementary role in your health journey.

Conclusion

Getting adequate iron from vegan iron sources is achievable with mindful food choices and smart meal planning. From protein-packed legumes to nutrient-dense leafy greens, plant-based foods offer plenty of options to support your iron needs.

Remember to pair iron-rich foods with vitamin C sources to boost absorption, and be strategic about timing your meals around coffee or tea. While most vegans can meet their iron needs through diet alone, some may benefit from additional support during specific life stages.

By incorporating a variety of iron-rich plant foods and following the absorption tips shared in this guide, you can maintain healthy iron levels while thriving on your vegan journey.

Popular Articles
Can I get enough iron on a vegan diet?
What are the best vegan iron supplements?
How can I tell if I have an iron deficiency?
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https://pmc.ncbi.nlm.nih.gov/articles/PMC8565237/
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https://pubmed.ncbi.nlm.nih.gov/26310198/
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Bodagh, M. N., et al. (2018). Ginger in gastrointestinal disorders: A systematic review of clinical trials. Food Science & Nutrition, 7(1), 96–108.

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Skolmowska, D., & Głąbska, D. (2019). Analysis of HEME and Non-HEME iron intake and iron dietary sources in adolescent menstruating females in a National Polish sample. Nutrients, 11(5), 1049.

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