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Iron 18 mg

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4.7
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Iron 18 mg
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Score89
A clean, well-dosed Ferrochel iron capsule with excellent value and a generally favorable tolerance profile.
How scoring works
Quantity:120 Capsule(s) • (120 servings)
Goals:
Energy
Hair Health
Fitness
Immunity
Productivity Boost

Score 89

A clean, well-dosed Ferrochel iron capsule with excellent value and a generally favorable tolerance profile.
How scoring works

Also available as

1 option
36.00mg • 90 servings Iron 36 mg • 90 Capsule(s) • 90 servings $9.22 ($0.10 per serving)
$4.50($0.03 per serving)
Pure Formulas
$ 8.92
Daily Vita
$ 8.70
iHerb
$ 9.17
Vitacost
$ 9.85
Daily Vita
$ 4.50
Amazon
$ 9.13
Report prices

Analysis

Ferrochel iron bisglycinate provides 18 mg in a clearly identified branded chelate. The amount is meaningful for supplementation while remaining below the aggressive level used by many ferrous sulfate tablets.

The focused formula may suit users who already obtain vitamin C, folate, and vitamin B12 elsewhere. Bisglycinate is a strong form choice for people who value absorption and digestive tolerance.

A 120-capsule supply at very low serving cost creates excellent practical value. Even at a moderate amount, use should be guided by iron status rather than general energy or immunity goals alone.

Who is it for
  • Adults with confirmed low iron
  • People seeking moderate-dose chelated iron
Best for
  • Routine monitored iron replacement
  • Strong value with a branded chelate

Pros

  • 18 mg Ferrochel bisglycinate
  • Transparent single-active label
  • Generally well-tolerated form
  • Exceptional serving value

Cons

  • No vitamin C is included
  • No folate or vitamin B12
  • May be insufficient for aggressive correction
  • Not useful without low iron

Warnings

  • Use iron for a demonstrated need because unnecessary intake may accumulate.
  • Separate iron from levothyroxine and tetracycline or quinolone antibiotics according to professional guidance.

Nutrient quality

95 Highest impact

A favorable chelated form and meaningful dose provide strong core quality. Missing absorption and blood-forming cofactors are the main limitation.

Ingredient transparency

88 Highest impact

The active form and amount are clear without a proprietary blend. Missing full directions and non-active ingredients leave only modest disclosure gaps.

Customer satisfaction

72 High impact

The supplied average is strong and supported by extensive response volume. No comment-level evidence is available to assess repeated complaints or alignment with the intended use.

Value for money

99 Highest impact

A favorable chelate, useful amount, and simple formula provide strong value. Lack of supporting cofactors is a modest trade-off rather than a major cost problem.

Report analysis

Goals

Energy
Energy
Impact
Highest effect
A Goal FitA+ Strength of SupportC- CoverageA Formula Quality
Iron · 18 mg

Iron directly supports oxygen transport and can improve energy when iron status is low. Ferrochel bisglycinate is a well-absorbed and generally gentle form at a meaningful amount.

The single-mineral design provides strong depth for iron-related fatigue but no mitochondrial or alertness pathway. People with adequate iron do not gain an energy advantage from extra iron and should avoid unnecessary accumulation.

Study evidence
Iron Supportive 74 studies
Hair Health
Hair Health
Impact
High effect
B- Goal FitA Strength of SupportD- CoverageA+ Formula Quality
Iron · 18 mg

Iron may reduce shedding when iron deficiency or low stores are contributing to hair loss. It does not reliably improve hair in people whose iron status is already adequate.

The 18 mg amount uses Ferrochel iron bisglycinate and fits focused supplementation. Iron can be harmful in iron-overload conditions, while the capsule offers convenient delivery.

Study evidence
Iron Disputed 25 studies
Fitness
Fitness
Impact
High effect
C+ Goal FitA- Strength of SupportD CoverageA- Formula Quality

Iron bisglycinate may support oxygen transport and exercise capacity when iron status is low. The 18 mg amount is clearly disclosed in a well-absorbed, generally gentle chelated form.

Fitness benefits are conditional because extra iron does not improve performance when iron stores are already adequate. No vitamin C, folate, or vitamin B12 is included, so the formula relies on diet for those supporting nutrients.

Study evidence
Iron Supportive 81 studies
Immunity
Immunity
Impact
High effect
C- Goal FitA Strength of SupportF CoverageA Formula Quality

Iron can support immune cell proliferation when deficiency is present, and Ferrochel bisglycinate provides a well-absorbed form at a meaningful amount. Its role in immunity is situational rather than broadly helpful.

People with adequate iron status should not use iron solely for immune support because excess iron can be harmful. Iron supplements also require secure storage because accidental ingestion can cause severe poisoning in children.

Study evidence
Iron Supportive 23 studies
Productivity Boost
Productivity Boost
Impact
High effect
C Goal FitA- Strength of SupportD- CoverageA Formula Quality
Iron · 18 mg

Iron may restore energy and concentration in people with low iron status, but it is not a direct focus enhancer. Correcting iron deficiency has strong support for reducing fatigue, while extra iron offers little productivity benefit when status is adequate.

The 18 mg amount meets a meaningful daily threshold for iron support. The single-ingredient design is coherent, but iron can cause digestive effects and should be reserved for a demonstrated or likely need.

Study evidence
Iron Supportive 69 studies

Ingredients

IngredientAmount per serving
Iron (Ferrochel Iron Bisglycinate)
 18 mg
Gluten Free Adults 18–50 Vegan Kosher Dairy Free Vegetarian
Report overview
Iron (Ferrochel Iron Bisglycinate) · 18 mg OverallScore91
B Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value

Ferrochel iron bisglycinate provides a premium, generally gentle form at an effective 18 mg dose. The single capsule is convenient, though the standalone formula supplies no vitamin C, folate, or vitamin B12. An exceptionally low serving cost makes it a strong value when those cofactors come from the diet.

View ingredientView products
Loading alternative details
85 Performance

Iron Complex

Advanced Nutrition by Zahler
Ferrochel iron is paired with vitamin C, methylcobalamin, folic acid, and histidine, giving broader disclosed support for energy and hair goals. Its iron amount is higher than the original’s 18 mg. The added nutrients make it less minimal than a single-ingredient iron product.
87 Performance

Vegan True Iron Support

Source Naturals
Ferrochel bisglycinate iron is combined with vitamin C, folic acid, and vitamin B12, with strong iron and energy alignment. Its iron amount is higher than the original’s 18 mg. Cyanocobalamin and folic acid are clearly listed, although other forms may be preferred by some users.
86 Performance

Chelated Iron 18 mg

Bluebonnet
The concise formula uses a clearly identified ferrous bisglycinate chelate and avoids unrelated active ingredients. Its iron amount stays close to the original’s 18 mg. The simpler amount may suit users who do not need a higher-dose or multi-ingredient formula.
77 Budget

Iron 65 mg

Nature Made
The serving cost is essentially equal, while the alternative provides a clearly identified ferrous sulfate form. Its iron amount is higher than the original’s 18 mg. The single-active formula keeps the formula similarly focused on iron.
85 Budget

Iron 25 mg

Source Naturals
The supplied serving cost is not lower, so this is a fit-focused fallback that provides iron as an explicitly named amino acid chelate. Its iron amount is higher than the original’s 18 mg. The single-active formula keeps the formula similarly focused on iron.
85 Budget

Iron Ferrochel Ferrous Bisglycinate Chelate 36 mg

California Gold Nutrition
The supplied serving cost is not lower, so this is a fit-focused fallback that provides iron as a clearly identified Ferrochel ferrous bisglycinate chelate. Its iron amount is higher than the original’s 18 mg. The single-active formula keeps the formula similarly focused on iron.
86 Value

High Absorption Iron with Ferrochel 27 mg

Doctor's Best
The supplied serving cost is not lower, so this is a fit-focused fallback that provides a focused Ferrochel iron formula with favorable iron and hair-goal alignment. Its iron amount is higher than the original’s 18 mg. The single-active formula keeps the formula similarly focused on iron.
80 Value

Iron 27 mg

21st Century
The supplied serving cost is not lower, so this is a fit-focused fallback that provides ferrous gluconate iron with a disclosed calcium amount. Its iron amount is higher than the original’s 18 mg. The added calcium makes it less minimal than a single-ingredient iron option.
78 Value

Prenatal Multivitamin/Multimineral with Folate

Spring Valley
The supplied serving cost is not lower, so this is a fit-focused fallback that provides iron alongside folate, vitamin C, vitamin D3, zinc, and other prenatal nutrients. Its iron amount is higher than the original’s 18 mg. The iron form is not supplied, and the prenatal focus may be unnecessary for someone seeking iron alone.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. The role of iron homeostasis in remodeling immune function and regulating inflammatory disease.
    Mu Q; Chen L; Gao X; Shen S; Sheng W; Min J; Wang F · Science bulletin · 2023
    Narrative reviewImmunity forIron
  2. Lack of Evidence on Association between Iron Deficiency and COVID-19 Vaccine-Induced Neutralizing Humoral Immunity.
    Faizo AA; Bawazir AA; Almashjary MN; Hassan AM; Qashqari FS; Barefah AS; El-Kafrawy SA; Alandijany TA; Azhar EI · Vaccines · 2023
    Case-control study130 participantsImmunity forIron
  3. The Benefits and Risks of Iron Supplementation in Pregnancy and Childhood.
    Georgieff MK; Krebs NF; Cusick SE · Annual review of nutrition · 2020
    Narrative reviewImmunity forIron
  4. The Effect of Parenteral or Oral Iron Supplementation on Fatigue, Sleep, Quality of Life and Restless Legs Syndrome in Iron-Deficient Blood Donors: A Secondary Analysis of the IronWoMan RCT.
    Macher S; Herster C; Holter M; Moritz M; Matzhold EM; Stojakovic T; Pieber TR; Schlenke P; Drexler C; Amrein K · Nutrients · 2021
    Randomized trial176 participantsEnergy forIron
  5. Clinical evaluation of iron treatment efficiency among non-anemic but iron-deficient female blood donors: a randomized controlled trial.
    Waldvogel S; Pedrazzini B; Vaucher P; Bize R; Cornuz J; Tissot JD; Favrat B · BMC medicine · 2012
    Randomized trial154 participantsEnergy forIron
  6. Intravenous iron for the treatment of fatigue in nonanemic, premenopausal women with low serum ferritin concentration.
    Krayenbuehl PA; Battegay E; Breymann C; Furrer J; Schulthess G · Blood · 2011
    Randomized trial90 participantsEnergy forIron
  7. Large-dose intravenous ferric carboxymaltose injection for iron deficiency anemia in heavy uterine bleeding: a randomized, controlled trial.
    Van Wyck DB; Mangione A; Morrison J; Hadley PE; Jehle JA; Goodnough LT · Transfusion · 2010
    Randomized trial477 participantsEnergy forIron
  8. Ferric carboxymaltose vs. oral iron in the treatment of pregnant women with iron deficiency anemia: an international, open-label, randomized controlled trial (FER-ASAP).
    Breymann C; Milman N; Mezzacasa A; Bernard R; Dudenhausen J; FER-ASAP investigators · Journal of perinatal medicine · 2018
    Randomized trial252 participantsEnergy forIron
  9. Effect of iron therapy on fatigue symptoms in non-anaemic iron deficient women of reproductive age- A Randomized Controlled Trial.
    Sultana N; Bajwa FA; Sikandar MZ; Haider MM; Majeed T · JPMA. The Journal of the Pakistan Medical Association · 2026
    Randomized trial164 participantsEnergy forIron
  10. Intravenous iron isomaltoside treatment of women suffering from severe fatigue after postpartum hemorrhage.
    Holm C; Thomsen LL; Langhoff-Roos J · The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians · 2019
    Randomized trial85 participantsEnergy forIron
  11. Ferric carboxymaltose in patients with heart failure and iron deficiency.
    Anker SD; Comin Colet J; Filippatos G; Willenheimer R; Dickstein K; Drexler H; Lüscher TF; Bart B; Banasiak W; Niegowska J; Kirwan BA; Mori C; von Eisenhart Rothe B; Pocock SJ; Poole-Wilson PA; Ponikowski P; FAIR-HF Trial Investigators · The New England journal of medicine · 2010
    Randomized trial459 participantsFitness forIron
  12. Marginal iron deficiency without anemia impairs aerobic adaptation among previously untrained women.
    Brownlie T; Utermohlen V; Hinton PS; Giordano C; Haas JD · The American journal of clinical nutrition · 2002
    Randomized trial41 participantsFitness forIron
  13. Ferric Carboxymaltose Versus Ferrous Fumarate in Anemic Children with Inflammatory Bowel Disease: The POPEYE Randomized Controlled Clinical Trial.
    Bevers N; Van de Vijver E; Aliu A; Rezazadeh Ardabili A; Rosias P; Stapelbroek J; Bertrams Maartens IA; van de Feen C; Escher H; Oudshoorn A; Teklenburg S; Vande Velde S; Winkens B; Raijmakers M; Vreugdenhil A; Pierik MJ; van Rheenen PF · The Journal of pediatrics · 2023
    Randomized trial64 participantsFitness forIron
  14. Daily iron supplementation for improving anaemia, iron status and health in menstruating women.
    Low MS; Speedy J; Styles CE; De-Regil LM; Pasricha SR · The Cochrane database of systematic reviews · 2016
    Meta-analysis8,506 participants67 studies pooledFitness Productivity Boost forIron
  15. Altered metabolic response of iron-depleted nonanemic women during a 15-km time trial.
    Zhu YI; Haas JD · Journal of applied physiology (Bethesda, Md. : 1985) · 1998
    Randomized trial37 participantsFitness forIron
  16. The Association Between Alopecia Areata and Iron Deficiency Anemia: A Large-Scale Population-Based Case-Control Study.
    Davidovici B; Drutin Y; Ben-Tov A; Mimouni D; Wohl Y · Journal of personalized medicine · 2026
    Case-control study100,203 participantsHair Health forIron
  17. Iron Deficiency and Nonscarring Alopecia in Women: Systematic Review and Meta-Analysis.
    Treister-Goltzman Y; Yarza S; Peleg R · Skin appendage disorders · 2022
    Meta-analysis10,029 participants36 studies pooledHair Health forIron
  18. Comparative Analysis of Postoperative Hair Loss and Micronutrient Deficiencies After One-Anastomosis Gastric Bypass Versus Sleeve Gastrectomy.
    Chinisaz F; Maleki T; Najjari K; Miratashi Yazdi SA · Obesity surgery · 2026
    Cohort study261 participantsHair Health forIron
  19. Assessment of Serum Ferritin Levels in Female Patients With Telogen Effluvium.
    Thamotharan N; Harikumar MV; Sundaram M; Swaminathan A; Rangarajan S · Cureus · 2026
    Cross-sectional study100 participantsHair Health forIron
  20. Diagnosis and treatment of female alopecia: Focusing on the iron deficiency-related alopecia.
    Lin CS; Chan LY; Wang JH; Chang CH · Tzu chi medical journal · 2023
    Cohort study155 participantsHair Health forIron
  21. The immune response in iron-deficient children: Impaired cellular defense mechanisms with altered humoral components.
    Macdougall LG; Anderson R; McNab GM; Katz J · The Journal of pediatrics · 1975
    Single-arm trial27 participantsImmunity forIron
  22. Hepcidin--a peptide hormone at the interface of innate immunity and iron metabolism.
    Ganz T · Current topics in microbiology and immunology · 2006
    Narrative reviewImmunity forIron
  23. Adaptive immunity and vaccination - iron in the spotlight.
    Preston AE; Drakesmith H; Frost JN · Immunotherapy advances · 2025
    Narrative reviewImmunity forIron
  24. Buried Treasure: Evolutionary Perspectives on Microbial Iron Piracy.
    Barber MF; Elde NC · Trends in genetics : TIG · 2016
    Narrative reviewImmunity forIron
  25. Effects of daily iron supplementation in primary-school-aged children: systematic review and meta-analysis of randomized controlled trials.
    Low M; Farrell A; Biggs BA; Pasricha SR · CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2014
    Meta-analysis7,089 participants32 studies pooledProductivity Boost forIron
  26. Consumption of Iron-Biofortified Beans Positively Affects Cognitive Performance in 18- to 27-Year-Old Rwandan Female College Students in an 18-Week Randomized Controlled Efficacy Trial.
    Murray-Kolb LE; Wenger MJ; Scott SP; Rhoten SE; Lung'aho MG; Haas JD · The Journal of nutrition · 2017
    Randomized trial150 participantsProductivity Boost forIron
  27. Functional consequences of iron supplementation in iron-deficient female cotton mill workers in Beijing, China.
    Li R; Chen X; Yan H; Deurenberg P; Garby L; Hautvast JG · The American journal of clinical nutrition · 1994
    Randomized trial80 participantsProductivity Boost forIron
  28. The Effect of Iron-Fortified Lentils on Blood and Cognitive Status among Adolescent Girls in Bangladesh.
    Barnett AL; Wenger MJ; Yunus FM; Jalal C; DellaValle DM · Nutrients · 2023
    Randomized trial359 participantsProductivity Boost forIron