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Iron is a vital mineral essential for transporting oxygen throughout the body and maintaining energy levels. Ensuring adequate iron intake is crucial for overall health, especially for individuals prone to deficiency. Choosing the right iron supplement can significantly impact its effectiveness and your well-being.
Iron support supplement: contains one 180 count bottle of Nature Made Iron 65 mg (325 mg Ferrous Sulfate)(1) Tablets for a 180-day supply
Nature Made Iron supplement 65 mg (Ferrous Sulfate 325 mg)(1) is an Iron deficiency supplement that is vital for red blood cell formation and supports healthy cognitive function
This adult Iron supplement provides a dietary supplement for men and women who are Iron deficient, including women in their reproductive years
Adults take one Nature Made 65 mg Iron supplement tablet for Iron deficiency daily with water and a meal
These gluten free Nature Made Iron tablets have no synthetic dyes and no artificial flavors
Number 1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food & Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease
Well-Absorbed Iron: Provides 25 mg of elemental iron per capsule in a non-constipating, well-absorbed form as iron bisglycinate
Symptoms of Low Iron: Nearly 1 in 3 adults in the U.S. may have low iron levels, which can manifest as weakness, fatigue, shortness of breath, dizziness, drowsiness, irritability, infrequent menstruation, and more
Blood Support: Dietary iron is essential for the formation of new red blood cells, especially important for women of childbearing age, after blood loss from surgery/injury, or for those who follow vegan/vegetarian diets*
NSF Certified for Sport: Tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations
Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)
IRON SUPPLEMENT WITH VITAMIN C FOR WOMEN & MEN: gentle on your stomach, with essential Vitamin C for optimal iron absorption (1)
SUPPORTS RED BLOOD CELL PRODUCTION (1): Helps maintain cellular energy utilization (1)
FOLIC ACID & VITAMIN B-12 FOR WELLNESS (1): Includes Folic Acid and Vitamin B-12 to support healthy blood function and overall wellness in women and adults (1)
NON-GMO & GLUTEN-FREE CAPSULES: Made with gelatin capsules, free from gluten
TRUSTED BRAND WITH QUALITY STANDARDS: Nature's Bounty offers wellness products that are backed by science and made with great ingredients; committed to quality and potency in every bottle
Well-Absorbed Iron: Provides 36 mg of elemental iron per capsule in a well-absorbed, non-constipating form as iron bisglycinate, with B vitamins and vitamin C to enhance iron’s absorption*
Iron Plus B Vitamins: A nourishing supplement that combines vitamins B6 (pyridoxal 5'-phosphate), B12 (methylcobalamin), and B9 (folate as L-5-MTHF) with well-absorbed iron bisglycinate
Symptoms of Low Iron: Nearly 1 in 3 adults in the U.S. may have low iron levels, which can manifest as weakness, fatigue, shortness of breath, dizziness, drowsiness, irritability, infrequent menstruation, and more
4 Rounds of Testing: Our state-of-the-art laboratories enable us to conduct 4 rounds of testing on every product, from analyzing the purity of raw materials to confirming the shelf life of finished formulas
Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)
One 60-count bottle of Slow Fe 45mg Iron Supplement for Iron Deficiency
#1 doctor recommended iron tablets for iron deficiency
High potency iron formulated for daily use and less discomfort
Non constipating iron supplements that feature a special controlled release system that delivers iron slowly to your body, causing fewer digestive side effects
Iron pills for anemia in an easy-to-swallow tablet
Take one Slow Fe iron deficiency supplement every day as recommended by a doctor
Medicare Advantage OTC (MAOTC) eligible. *OTC benefits and eligible products vary by plan. Check your plan for specific details.
Red blood cell support supplement: contains one 60 count bottle of Nature Made Iron Gummies 18 mg per serving with Vitamin C for a 30-day supply
This adult Iron supplement with Vitamin C provides Iron, which is vital for red blood cell formation and supports healthy cognitive function
Iron and Vitamin C supplement; Includes Vitamin C, an antioxidant, which aids in Iron absorption
Nature Made Iron gummies come in delicious raspberry flavor with other natural flavors; adults chew two Iron with Vitamin C gummies daily
Nature Made Iron gummies for adults are gluten free and have no artificial flavors, no artificial sweeteners, no synthetic dyes and no high fructose corn syrup
Number 1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food & Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease
Liquid Iron Supplements for Men, Women, and Kids: Iron is important for red blood cell production, cellular health, energy metabolism, and helps maintain healthy oxygen levels. Sufficient iron intake helps support overall wellness
Iron Supplement for Red Blood Cell Support: Iron is a critical component of hemoglobin and myoglobin, proteins of red blood cells and muscle cells respectively. Red blood cells help to accept, store, and transport oxygen throughout the body as needed
Enhanced Absorption Formula: Our iron for women, men, and children ages 4+ comes from bioavailable Ferrochel, otherwise known as ferrous bisglycinate chelate, a unique form of iron that may have higher absorption rates and increased tolerability than iron...
Easy-to-Take Liquid Form: This gentle iron supplement for women, men, and kids comes in liquid form so it's easy to swallow and measure as needed for your family - even when the kiddos need a smaller dose. Suitable for ages 4 and up
For Most Lifestyles: MaryRuth's Liquid Iron supplement for kids and adults is Non-GMO, Vegan, GMP (Good Manufacturing Practice) Facility Made. Dairy Free, Nut Free, Gluten Free, Sugar Free. Clean Label Project Certified. B Corp Certified. Women Owned
Delicious Berry Flavor: This essential mineral supplement comes in a pleasant berry-flavored liquid that makes daily supplementation enjoyable for both adults and children ages 4 and up
DOUBLE STRENGTH/ESSENTIAL MINERAL: Iron is an essential mineral that plays central roles in energy production, immune system function, and neurological health*
GENTLE AND NON-CONSTIPATING*: NOW uses Ferrochel Iron Bisglycinate, which has clinically demonstrated superior absorption and is well tolerated because it is gentle and non-constipating*
GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
Founded in 1968 by Elwood Richard, NOW is one of the largest independent, family- and employee-owned manufacturers of natural products
Vitron-C is a high potency iron supplement for iron deficiency and supports red blood cell production*
Iron pills boost energy by helping to fight fatigue in users with low iron levels
Iron supplements for women and men contain 65 mg of elemental iron and 125 mg of Vitamin C to support a healthy immune system and to improve iron absorption
Gentle iron absorption and helps minimize constipation with carbonyl iron using one iron pill daily
Dye Free, gluten free, vegan with no artificial colors or flavors
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Contains 2 packs of Vitron-C High Potency Iron Supplement Plus Vitamin C, 60 tablets in each pack
Advanced, Patented Form Of Iron; Solgar Gentle Iron 25mg is gentle on your system; Non-constipating, Stomach friendly iron supplement for women and men
Enhanced Absorption Formulation; Helps promote iron rich blood; Iron is an important component of hemoglobin, the protein that carries oxygen from lungs to all body tissues and cells
Supports Energy Utilization; Iron promotes normal red blood cell production; Iron is a key mineral and essential nutrient for many biological functions
Solgar Gentle Iron 25mg Vegetable Capsules are suitable for vegans; Free of: gluten, wheat, dairy, soy, yeast, sugar, sodium, artificial flavor, sweetener, and color
The Gold Standard: For over 70 years Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional supplements in small batches, through tireless research, using only the finest raw materials
Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Iron Mineral Supplements
Iron Supplement Forms
Iron supplements come in various forms, each with different absorption rates and potential side effects. Common forms include ferrous sulfate, ferrous gluconate, and ferrous fumarate. Chelated iron, such as iron bisglycinate, is often considered gentler on the stomach and may offer improved absorption.
Dosage and Recommended Intake
The appropriate dosage of an iron supplement depends on individual needs, age, and gender. It's essential to consult with a healthcare professional to determine the right amount, as excessive iron can be harmful. Always follow the product's label instructions or your doctor's guidance.
Potential Side Effects and Absorption
Iron supplements can sometimes cause digestive issues like constipation, nausea, or stomach upset. Choosing a supplement formulated for better absorption or one that is chelated can help mitigate these side effects. Taking supplements with vitamin C can also enhance iron absorption.
Frequently Asked Questions
What is the best form of iron supplement for sensitive stomachs?
For sensitive stomachs, chelated iron supplements, such as iron bisglycinate, are often recommended. These forms are typically easier to digest and less likely to cause gastrointestinal side effects like constipation or nausea compared to traditional iron salts.
How long does it take for an iron supplement to work?
The time it takes for an iron supplement to show effects can vary. Many people start to feel an improvement in energy levels within a few weeks, but it can take several months to replenish iron stores fully. Consistent daily intake is key for optimal results.
Can I take iron supplements with other vitamins?
It's generally advisable to take iron supplements separately from calcium supplements or antacids, as these can interfere with iron absorption. However, taking iron with vitamin C is often recommended, as it can enhance its absorption. Always check with your doctor about potential interactions.
What are the signs of iron deficiency?
Common signs of iron deficiency include fatigue, weakness, pale skin, shortness of breath, and headaches. Other symptoms can include cold hands and feet, brittle nails, and unusual cravings for non-food items like ice or dirt.
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