Overview

SCIENTIFIC SCORE
Possibly Effective
Based on 6 Researches
7.1
USERS' SCORE
Good
Based on 5 Reviews
8.8
Supplement Facts
Serving Size: 1 Vegetable Capsule
Amount Per Serving
%DV
Iron (as iron bisglycinate chelate†)
25 mg
139%

Top Medical Research Studies

8
Iron status affects coeliac disease risk
We conducted a study exploring whether iron deficiency might influence the development of coeliac disease through a method called Mendelian randomization. By analyzing genetic data from nearly 337,000 individuals, we discovered a link between lower iron levels and a higher risk of coeliac disease.

The findings suggest that maintaining good iron status could be vital in preventing this condition. However, while our results are promising, they do not establish a definitive cause-and-effect relationship.
Read More
4
Iron supplementation not significantly beneficial
We examined the effectiveness of iron supplementation in children with newly diagnosed celiac disease who have iron deficiency. Our study reviewed the ferritin levels of these kids on a gluten-free diet over a year.

Interestingly, we found that both those taking iron and those not taking it showed significant increases in ferritin levels. However, there was no marked difference in the outcomes between the two groups. Most importantly, children who adhered to a gluten-free diet tended to normalize their ferritin levels without needing iron supplements.
Read More
We explored how iron deficiency and anemia affect individuals diagnosed with celiac disease (CeD) and the role of a gluten-free diet (GFD) in treating these issues. In a study of 572 patients, about 25% had anemia at the time of diagnosis, with iron deficiency being a major cause.

Interestingly, nearly 90% of those with anemia saw their hemoglobin levels return to normal after two years on a GFD. This suggests a positive response to dietary changes, helping many restore their health through improved nutrition.
Read More

Most Useful Reviews

9.5
Effective celiac solution
Iron in bisglycinate form has excellent absorption. It is the only remedy that effectively treats iron deficiency in celiac patients. It raised my ferritin levels remarkably, from 9 to 34, when taken with vitamin C. I highly recommend it for those experiencing similar issues.
Read More
8.8
Significant ferritin rise
An excellent variant of chelated iron, my 9-year-old child, who has celiac disease, takes one capsule regularly, twice a year for four months, with breaks in between. This product is gluten and lactose-free, which is important. Ferritin levels rose from 11 to 20 in four months. If hemoglobin is normal, it doesn't mean iron levels are sufficient. The body requires iron constantly, but with conditions like celiac disease, dietary iron is often insufficient.
Read More
9.5
Gentle and effective
I have been using Solgar Gentle Iron and have found it extremely beneficial in managing my anaemia. Unlike other iron supplements I've tried, it is gentle on my stomach and intestines, which is crucial for someone with celiac disease. It doesn't cause the nausea or stomach pains that are often associated with iron supplements. Incorporating it into my daily routine has been seamless. Ordering through the iHerb app is incredibly convenient—the app is user-friendly, and delivery is always fast. I highly recommend Solgar Gentle Iron and the iHerb service!
Read More

Medical Researches

SCIENTIFIC SCORE
Possibly Effective
Based on 6 Researches
7.1
  • All Researches
We explored how iron deficiency and anemia affect individuals diagnosed with celiac disease (CeD) and the role of a gluten-free diet (GFD) in treating these issues. In a study of 572 patients, about 25% had anemia at the time of diagnosis, with iron deficiency being a major cause.

Interestingly, nearly 90% of those with anemia saw their hemoglobin levels return to normal after two years on a GFD. This suggests a positive response to dietary changes, helping many restore their health through improved nutrition.
Read More
9
Atypical celiac disease presented effectively
We reported a case of a 30-year-old woman who experienced unexplained weight loss, menstrual irregularities, and severe fatigue, leading to a diagnosis of celiac disease (CD). Interestingly, her symptoms were atypical and lacked the usual gastrointestinal signs.

Through a strict gluten-free diet and supplementation of essential vitamins and minerals like iron and folate, she exhibited remarkable improvement within three months, regaining hemoglobin levels and restoring her menstrual cycle.

This case emphasizes the importance of recognizing atypical presentations of CD, as they can often lead to under-diagnosis of this complex condition.
Read More
We conducted an international study involving 137 patients with ultra-short coeliac disease (USCD) to understand its characteristics compared to conventional coeliac disease.

Our findings revealed that USCD patients were younger and had overall similar symptoms, but experienced less iron deficiency. Despite these differences, both groups showed similar improvements in health after starting a gluten-free diet.

This research highlights the importance of careful diagnostic sampling in the duodenal bulb for better identification of this unique condition.
Read More
8
Iron status affects coeliac disease risk
We conducted a study exploring whether iron deficiency might influence the development of coeliac disease through a method called Mendelian randomization. By analyzing genetic data from nearly 337,000 individuals, we discovered a link between lower iron levels and a higher risk of coeliac disease.

The findings suggest that maintaining good iron status could be vital in preventing this condition. However, while our results are promising, they do not establish a definitive cause-and-effect relationship.
Read More
We examined the prevalence of anemia in patients with Celiac Disease (CD) before and after they started a gluten-free diet (GFD). Through our cross-sectional study, we gathered blood data from 311 participants over the years, revealing that 17.8% of adults and 4.4% of children still struggled with anemia even after several years on the GFD.

While adults showed some improvement over time, with anemia rates dropping from 24% to 17.8%, the underlying issues, such as diagnostic delays and severe gut damage, could explain why anemia persists for some patients.
Read More

User Reviews

USERS' SCORE
Good
Based on 5 Reviews
8.8
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Effective celiac solution
Iron in bisglycinate form has excellent absorption. It is the only remedy that effectively treats iron deficiency in celiac patients. It raised my ferritin levels remarkably, from 9 to 34, when taken with vitamin C. I highly recommend it for those experiencing similar issues.
Read More
8.8
Significant ferritin rise
An excellent variant of chelated iron, my 9-year-old child, who has celiac disease, takes one capsule regularly, twice a year for four months, with breaks in between. This product is gluten and lactose-free, which is important. Ferritin levels rose from 11 to 20 in four months. If hemoglobin is normal, it doesn't mean iron levels are sufficient. The body requires iron constantly, but with conditions like celiac disease, dietary iron is often insufficient.
Read More
9.5
Gentle and effective
I have been using Solgar Gentle Iron and have found it extremely beneficial in managing my anaemia. Unlike other iron supplements I've tried, it is gentle on my stomach and intestines, which is crucial for someone with celiac disease. It doesn't cause the nausea or stomach pains that are often associated with iron supplements. Incorporating it into my daily routine has been seamless. Ordering through the iHerb app is incredibly convenient—the app is user-friendly, and delivery is always fast. I highly recommend Solgar Gentle Iron and the iHerb service!
Read More
9.5
Consistent results
Excellent product; I've used it for years. There are no side effects, and it is suitable for celiac patients. I highly recommend it. The delivery was faster than expected.
Read More
8.8
Iron levels improved
I have celiac disease, and this product helped me improve my iron levels significantly. I'm very pleased with the results.
Read More

Frequently Asked Questions

Celiac disease is a chronic autoimmune disorder that affects the small intestine, triggered by the consumption of gluten, a protein found in wheat, barley, and rye. When individuals with celiac disease consume gluten, their immune system reacts by damaging the lining of the small intestine, leading to malabsorption of nutrients. This can result in a variety of health issues, including gastrointestinal symptoms like diarrhea, bloating, and abdominal pain, as well as non-GI symptoms such as fatigue, anemia, and skin rashes.

Diagnosis of celiac disease typically involves blood tests for specific antibodies, followed by a biopsy of the small intestine to confirm intestinal damage. The only effective treatment for celiac disease is strict adherence to a gluten-free diet, which helps heal the intestine and alleviates symptoms. Living gluten-free can be challenging but is essential for preventing long-term health complications associated with the disease. Many people with celiac disease find success with a gluten-free diet by seeking out certified gluten-free products, becoming accustomed to reading food labels, and exploring alternative grains such as rice and quinoa.

Iron is a chemical element with the symbol Fe, derived from the Latin word "ferrum." It is a metal that is known for its strength and versatility, making it one of the most widely used materials in construction, manufacturing, and various industrial applications. Iron is the fourth most abundant element in the universe by mass and is primarily obtained through the mining of iron ores, such as hematite and magnetite. Once mined, it undergoes processes like smelting and refining to produce usable forms like cast iron, wrought iron, and steel.

In addition to its industrial uses, iron is also crucial for human health, as it plays a significant role in the production of hemoglobin, the protein in red blood cells responsible for transporting oxygen throughout the body. A deficiency in iron can lead to anemia, characterized by fatigue and weakened immunity. Overall, iron is a fundamental element that supports modern infrastructure and is vital for maintaining good health.

Based on user reviews, many individuals taking supplements for Celiac disease report noticeable improvements in their iron levels within a range of four months. For instance, one user noted an increase in ferritin levels from 11 to 20 after four months of consistent use of a chelated iron supplement (Read Review). It’s emphasized that while one’s hemoglobin may appear normal, that doesn't guarantee sufficient iron levels, particularly for those with conditions like Celiac disease, which can impede iron absorption from dietary sources.

Another user reported a significant increase in ferritin levels from 9 to 34 when taking the supplement with vitamin C, highlighting its effectiveness in the context of Celiac (Read Review). Overall, results can vary, with some people noticing improvements sooner, but a general consensus suggests that a commitment of several months may be necessary to see substantial changes.

Based on user reviews, many individuals with Celiac disease report significant improvements in their iron levels and overall well-being after using specific iron supplements. One user noted a remarkable increase in ferritin levels from 9 to 34 when taking a bisglycinate form of iron with vitamin C, highlighting its effectiveness in addressing iron deficiency common among Celiac patients (Read Review). Another user also indicated an increase from 11 to 20 in a child after consistent usage, pointing out that standard dietary sources often fall short for individuals with this condition (Read Review).

Furthermore, users noted the gentle nature of products like Solgar Gentle Iron, which reportedly caused no side effects and was easy to incorporate into daily routines—an essential feature for those with sensitive digestive systems (Read Review). Overall, while individual results can vary, many have experienced notable improvements in iron levels and symptom management, offering encouragement for others facing similar health challenges (Read Review).

Users have reported positive experiences when combining specific iron supplements with other nutrients, particularly vitamin C, to enhance iron absorption while managing Celiac disease. One user highlighted that taking a bisglycinate form of iron with vitamin C resulted in a remarkable increase in ferritin levels, from 9 to 34, demonstrating the potential for improved iron status in Celiac patients when using this combination (Read Review).

Additionally, some users have emphasized the gentle nature of supplements like Solgar Gentle Iron, which they found compatible with their dietary needs and the unique challenges posed by Celiac disease. This particular product received praise for not causing gastrointestinal discomfort, making it easier to incorporate into daily routines alongside other supplements or dietary adjustments (Read Review). While combining different supplements can vary in effectiveness from person to person, many reported substantial benefits in managing their iron levels with these strategies.

Users report that finding the right dose of iron for treating iron deficiency linked to celiac disease is critical. Many have found success with iron bisglycinate, which offers excellent absorption, especially when paired with vitamin C. One user noted that this combination raised their ferritin levels from 9 to 34, highlighting its effectiveness ((Read Review)). Another reviewer emphasized the importance of regular intake, mentioning that their child, diagnosed with celiac, took one capsule twice a year over four-month periods, leading to an increase in ferritin from 11 to 20. This suggests that a consistent dosing schedule can yield positive results ((Read Review)).

Moreover, users appreciate formulations such as Solgar Gentle Iron, which is reportedly gentle on the stomach and intestines, making it suitable for those with celiac disease who may experience discomfort with other iron supplements. Several reviewers have shared experiences of no side effects and significant improvements in their iron levels, emphasizing the importance of selecting a compatible supplement ((Read Review) (Read Review) (Read Review)). Overall, users recommend a tailored approach, with attention to both the type of iron supplement and the regimen.

8.8
Significant ferritin rise
An excellent variant of chelated iron, my 9-year-old child, who has celiac disease, takes one capsule regularly, twice a year for four months, with breaks in between. This product is gluten and lactose-free, which is important. Ferritin levels rose from 11 to 20 in four months. If hemoglobin is normal, it doesn't mean iron levels are sufficient. The body requires iron constantly, but with conditions like celiac disease, dietary iron is often insufficient.
9.5
Effective celiac solution
Iron in bisglycinate form has excellent absorption. It is the only remedy that effectively treats iron deficiency in celiac patients. It raised my ferritin levels remarkably, from 9 to 34, when taken with vitamin C. I highly recommend it for those experiencing similar issues.
9.5
Gentle and effective
I have been using Solgar Gentle Iron and have found it extremely beneficial in managing my anaemia. Unlike other iron supplements I've tried, it is gentle on my stomach and intestines, which is crucial for someone with celiac disease. It doesn't cause the nausea or stomach pains that are often associated with iron supplements. Incorporating it into my daily routine has been seamless. Ordering through the iHerb app is incredibly convenient—the app is user-friendly, and delivery is always fast. I highly recommend Solgar Gentle Iron and the iHerb service!
8.8
Iron levels improved
I have celiac disease, and this product helped me improve my iron levels significantly. I'm very pleased with the results.
9.5
Consistent results
Excellent product; I've used it for years. There are no side effects, and it is suitable for celiac patients. I highly recommend it. The delivery was faster than expected.

References

  1. Valvano M, Giansante C, Vinci A, Maurici M, Fabiani S, et al. Persistence of anemia in patients with Celiac disease despite a gluten free diet: a retrospective study. BMC Gastroenterol. 2025;25:128. doi:10.1186/s12876-025-03712-6
  2. Ben-Ami T, Trotskovsky A, Topf-Olivestone C, Kori M. Iron deficiency without anemia in children with newly diagnosed celiac disease: 1-year follow-up of ferritin levels, with and without iron supplementation. Eur J Pediatr. 2024;183:4705. doi:10.1007/s00431-024-05721-1
  3. Raju SA, Greenaway EA, Schiepatti A, Arpa G, Vecchione N, et al. New entity of adult ultra-short coeliac disease: the first international cohort and case-control study. Gut. 2024;73:1124. doi:10.1136/gutjnl-2023-330913
  4. Hujoel IA, Hujoel MLA. Investigating the role of iron status in the development of coeliac disease: a Mendelian randomisation study. BMJ Open Gastroenterol. 2024;11. doi:10.1136/bmjgast-2023-001236
  5. Mumtaz A, Khan QA, Asim N, Baqi A, Iram S, et al. Diagnostic dilemma of celiac disease presenting with weight loss and secondary amenorrhea: A case report. Medicine (Baltimore). 2022;101:e31350. doi:10.1097/MD.0000000000031350
  6. Roldan GA, Goyes D, Villafuerte-Gálvez JA, Urquiaga M, Dennis M, et al. Anemia Etiology and the Response to a Gluten-Free Diet in Untreated Patients With Celiac Disease: A 2-Year Follow-Up. Am J Gastroenterol. 2022;117:1684. doi:10.14309/ajg.0000000000001875
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