Gentle Iron 28 mg

Gentle Iron 28 mg

Nature's Bounty4.8 (13,907 ratings)
Format:Capsule Quantity: 90 Capsule(s) · 90 servings
Goals
$9.00 $0.10 per serving

Product analysis

66 out of 100

Gentle Iron 28 mg offers an inexpensive way to address low iron intake that may contribute to tiredness, with vitamin C supporting iron absorption.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality35

Most forms are identified, but there is not enough information to establish their quality. The folate form remains unidentified.

Ingredient Transparency91

All amounts and most forms are stated, making the formula easy to compare. The folate form is the main unresolved detail.

Value For Money62

The whole serving has a low cost in the iron comparison. There is not enough information to judge value for the accompanying vitamins.

Customer Satisfaction92

Customer ratings are very positive across a large number of responses. The broad feedback reflects satisfaction without establishing effectiveness or safety.

Product Focus73

The clearest purpose is helping when low iron or folate contributes to tiredness and poor concentration. Hair support depends on a relevant nutritional shortage rather than a general regrowth effect.

Format
Capsule
Container
90 Capsule(s)
Per serving
$0.10
Customer rating
4.8 · 13,907 ratings
Report analysis

Goals

Impact
High effect
A Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Vitamin B12 · 8 mcgIron · 28 mg
Study evidence
Iron Supportive 74 studies
Hair Health
Impact
High effect
A Ingredient FitF PathwaysB EvidenceA+ Formulation Logic
Iron · 28 mgVitamin C · 60 mg
Study evidence
Folate Mixed 15 studies
Iron Disputed 25 studies
Productivity Boost
Impact
High effect
A- Ingredient FitF PathwaysC+ EvidenceA+ Formulation Logic
Iron · 28 mgVitamin B12 · 8 mcgVitamin B12 · 8 mcg
Study evidence
Iron Supportive 69 studies

Ingredients

IngredientAmount per servingScore
Vitamin C (Ascorbic Acid)
60 mg
Folate
667 mcg DFE
Vitamin B12 (Cyanocobalamin)
8 mcg
Iron (Ferrous Bis-Glycinate)
28 mg 100
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
A serving provides 28 mg iron at a low cost per serving. It uses ferrous bisglycinate. The amount is clearly stated.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

It uses ferrous bisglycinate. Vitamin C may help iron absorption, and vitamin B12 and folate are also included.
Iron Chemical Form & Bioavailability
It uses ferrous bisglycinate.
Absorption Support & Blocker Avoidance
Vitamin C may help iron absorption, and vitamin B12 and folate are also included.

Dose, Safety & Label Transparency100

A serving provides 28 mg iron. The iron amount per serving is stated.
Elemental Iron Label Clarity
The iron amount per serving is stated.
Dosage Effectiveness & Safety Range
A serving provides 28 mg iron.

Value100

The cost per serving is low.
Price per Effective Serving
The cost per serving is low.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. A new perspective on vitamin B12 deficiency in rheumatology: a case-based review.
    Dułak NA; Rytlewska M; Jaskólska M; Chmielewski M · Rheumatology international · 2024
    Case series3 participantsEnergy forVitamin B12
  7. Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
    Markun S; Gravestock I; Jäger L; Rosemann T; Pichierri G; Burgstaller JM · Nutrients · 2021
    Meta-analysis6,276 participants16 studies pooledEnergy forVitamin B12
  8. Patients' experiences with methylcobalamin injections in amyotrophic lateral sclerosis.
    Zubair AS; Saab L; Scharer K; Khokhar B · Brain circulation · 2024
    Qualitative study5 participantsEnergy forVitamin B12
  9. Cobalamin deficiency: clinical picture and radiological findings.
    Briani C; Dalla Torre C; Citton V; Manara R; Pompanin S; Binotto G; Adami F · Nutrients · 2014
    Narrative reviewEnergy forVitamin B12
  10. Vitamin B12 Deficiency: Common Questions and Answers.
    Patel H; McGuirk R · American family physician · 2025
    Narrative reviewEnergy forVitamin B12
  11. Hair Loss After Metabolic and Bariatric Surgery: a Systematic Review and Meta-analysis.
    Zhang W; Fan M; Wang C; Mahawar K; Parmar C; Chen W; Yang W; Global Bariatric Research Collaborative · Obesity surgery · 2021
    Meta-analysis2,538 participants18 studies pooledHair Health forFolate
  12. Quantitative Analysis of Selected Circulating Hematological Biomarkers, Essential Minerals, Vitamins, and Thyroid Hormones in Females Affected by Hair Loss.
    Al-Fawaeir S; Al-Odat I · Diseases (Basel, Switzerland) · 2025
    Case-control study200 participantsHair Health forFolate Hair Health forVitamin B12
  13. Twelve weeks of protracted venous infusion of fluorouracil (5-FU) is as effective as 6 months of bolus 5-FU and folinic acid as adjuvant treatment in colorectal cancer.
    Saini A; Norman AR; Cunningham D; Chau I; Hill M; Tait D; Hickish T; Iveson T; Lofts F; Jodrell D; Ross PJ; Oates J · British journal of cancer · 2003
    Randomized trialHair Health forFolate
  14. Role of oxaliplatin combined with 5-fluorouracil and folinic acid in the first- and second-line treatment of advanced colorectal cancer.
    Jonker D; Rumble RB; Maroun J; Gastrointestinal Cancer Disease Site Groupof Cancer Care Ontario’s Program in Evidence-Based Care · Current oncology (Toronto, Ont.) · 2012
    Randomized trialHair Health forFolate
  15. Phase I-II study of vinorelbine in combination with 5-fluorouracil and folinic acid as first-line chemotherapy in metastatic breast cancer: a regimen with a low subjective toxic burden.
    Nolè F; de Braud F; Aapro M; Minchella I; De Pas TM; Zampino MG; Monti S; Andreoni G; Goldhirsch A · Annals of oncology : official journal of the European Society for Medical Oncology · 1997
    Randomized trialHair Health forFolate
  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