Iron için Hypothyroid-Related Weight Gain

Q: Does Iron help with Hypothyroid-Related Weight Gain?

Based on 22 studies with 2,000 participants, there is limited but promising evidence that Iron may support Hypothyroid-Related Weight Gain management. Our evidence grade is C (Some Evidence).

Q: How much Iron should I take for Hypothyroid-Related Weight Gain?

Studies have used various dosages. A commonly studied range is 8-18 mg/day (RDA). Always consult your healthcare provider before starting any supplement regimen.

Q: Are there side effects of Iron?

Reported side effects may include Constipation, Nausea, Stomach pain, Black stools. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

Q: How strong is the evidence for Iron and Hypothyroid-Related Weight Gain?

We rate the evidence as Grade C (Some Evidence). This rating is based on 22 peer-reviewed studies with 2,000 total participants. The overall direction of effect is positive.

C Kanıt Küçük çalışmalardan sınırlı kanıt mevcuttur, ancak bazı olumlu sinyaller bulunmaktadır.

Iron is required for thyroid peroxidase (TPO), and iron deficiency impairs T4-to-T3 conversion and thyroid hormone synthesis. Meta-analysis of 22 RCTs found correction of iron deficiency improves exercise tolerance and VO2max. Supplement only when deficiency is confirmed.

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Sonuç

Key Study Findings

Retrospective cohort n=2851

Retrospective Review of 2851 Female Patients With Telogen Effluvium: A Single-Center Experience.

Dose: None vs: Placebo Etki: Ferritin low in 46.5% of patients; iron deficiency in 29.5% p<0.05

case-control study n=180

A comprehensive investigation of biochemical status in patients with telogen effluvium: Analysis of Hb, ferritin, …

Dose: not applicable vs: Placebo Etki: None None

Review

Impact of Vitamin D on Immunopathology of Hashimoto's Thyroiditis: From Theory to Practice.

Dose: Vitamin D vs: None Outcome: Thyroid autoimmunity modulation Etki: None None

Popülasyon: Hashimoto's thyroiditis patients

Case-control n=100

The Association of Serum Ferritin Levels With Non-scarring Alopecia in Women.

Dose: None vs: Placebo Etki: MD=-7.40 (20.47 vs 27.87 µg/dL) p=0.005

Review

Role of Dietary Supplements in Thyroid Diseases.

Dose: None vs: None Outcome: None Etki: None None

Popülasyon: Patients with thyroid diseases

Observational Study n=218

Retrospective evaluation of clinical profile and comorbidities in patients with alopecia areata.

Dose: None vs: AA patients without comorbidity Outcome: Clinical profile and comorbidities Etki: None p=0.008

Popülasyon: Patients with alopecia areata (mean age 27.8y)

Key Statistics

Çalışmalar

2000

Katılımcılar

↑

Positive

Derece

Referenced Papers

Retrospective Review of 2851 Female Patients With Telogen Effluvium: A Single-Center Experience. Other

Journal of cosmetic … 2025 4 atıf

A comprehensive investigation of biochemical status in patients with telogen effluvium: Analysis of Hb, ferritin, vitamin B12, vitamin D, thyroid … Other

Journal of cosmetic … 2024 7 atıf

Impact of Vitamin D on Immunopathology of Hashimoto's Thyroiditis: From Theory to Practice. Review

Nutrients 2023 24 atıf

Metabolic Characteristics of Hashimoto's Thyroiditis Patients and the Role of Microelements and Diet in the Disease Management-An Overview. Review

International journal of … 2022 102 atıf

Telogen effluvium in daily practice: Patient characteristics, laboratory parameters, and treatment modalities of 3028 patients with telogen effluvium. Other

Journal of cosmetic … 2022 22 atıf

Role of Dietary Supplements in Thyroid Diseases. Review

Endocrine, metabolic & … 2022 8 atıf

Retrospective evaluation of clinical profile and comorbidities in patients with alopecia areata. Other

Northern clinics of … 2022 7 atıf

The Association of Serum Ferritin Levels With Non-scarring Alopecia in Women. Other

Cureus 2022 3 atıf

The Potential Prebiotic Berberine Combined With Methimazole Improved the Therapeutic Effect of Graves' Disease Patients Through Regulating the Intestinal Microbiome. Other

Frontiers in immunology 2021 22 atıf

Dietary supplements in hypothyroidism. Other

Acta scientiarum polonorum. … 2021 7 atıf

NonScarring Diffuse Hair Loss in Women: a Clinico-Etiological Study from tertiary care center in North-West India. Observational

Journal of cosmetic … 2019 25 atıf

Methods of treatment patients with androgenetic alopecia based on reference of Department of Dermatology in Cracow. Other

Polski merkuriusz lekarski … 2019 4 atıf

Multiple Nutritional Factors and the Risk of Hashimoto's Thyroiditis. Review

Thyroid : official … 2017 170 atıf

A prospective case control questionnaire study for restless leg syndrome on 600 pregnant women. Other

The journal of … 2017 8 atıf

Female Pattern Hair Loss: A Retrospective Study in a Tertiary Referral Center. Other

International journal of … 2016 28 atıf

Clinicoepidemiological Observational Study of Acquired Alopecias in Females Correlating with Anemia and Thyroid Function. Other

Dermatology research and … 2016 26 atıf

Evaluation and treatment of male and female pattern hair loss. Other

Journal of the … 2005 247 atıf

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Yaygın Kullanılan Dozajlar

general:: 8-18 mg/day (RDA)
menstruatingwomen:: 18 mg/day
deficiencycorrection:: 100-200 mg elemental iron/day under medical guidance

Üst sınır: 45 mg/day (elemental iron); excess iron increases oxidative stress

Araştırmalarda İncelenen Dozajlar

Dozaj	Süre	Etki	N
None	--	Neutral	2851
not applicable	--	Mixed	180
Vitamin D	--	Positive	--
None	--	Negative	100
None	--	Mixed	--
None	--	Mixed	218
None	--	Positive	--
standard replacement doses	--	Neutral	3028

En iyi alım zamanı: On empty stomach with vitamin C for absorption; avoid with calcium, coffee, tea

Safety & Side Effects

Bildirilen Yan Etkiler

⚠ Constipation
⚠ Nausea
⚠ Stomach pain
⚠ Black stools
⚠ Oxidative stress (excess iron)

Bilinen Etkileşimler

● Levothyroxine (reduced absorption — take 4 hours apart)
● Tetracycline antibiotics (reduced absorption)
● Calcium supplements (reduced absorption)
● Proton pump inhibitors (reduced absorption)

Tolere edilebilir üst alım: 45 mg/day (elemental iron); excess iron increases oxidative stress

Herhangi bir takviye kullanmaya başlamadan önce mutlaka sağlık uzmanınıza danışın.Herhangi bir takviye başlatmadan önce her zaman sağlık uzmanınıza danışın.

Frequently Asked Questions

Does Iron help with Hypothyroid-Related Weight Gain?

Based on 22 studies with 2,000 participants, there is limited but promising evidence that Iron may support Hypothyroid-Related Weight Gain management. Our evidence grade is C (Some Evidence).

How much Iron should I take for Hypothyroid-Related Weight Gain?

Studies have used various dosages. A commonly studied range is 8-18 mg/day (RDA). Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Iron?

Reported side effects may include Constipation, Nausea, Stomach pain, Black stools. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Iron and Hypothyroid-Related Weight Gain?

We rate the evidence as Grade C (Some Evidence). This rating is based on 22 peer-reviewed studies with 2,000 total participants. The overall direction of effect is positive.

Iron diğer sağlık durumları için

Post-Bariatric Nutritional Support B Exercise Performance for Weight Loss C

Hızlı Değerlendirme

Evidence Strength52%

Moderate confidence

Çalışma Dağılımı

RCT (0)Meta (0)Other (22)

Alternatifleri Karşılaştır

Bu durum için diğer bileşenlerin nasıl karşılaştırıldığını görün.Diğer içeriklerin bu sağlık durumu için nasıl karşılaştırıldığını görün.

Şu durum için tüm içerikleri görüntüle: Hypothyroid-Related Weight Gain

Daha Fazla Bilgi

References

[1] Ömer Karakoyun et al.. J Cosmet Dermatol. 2025. Retrospective Review of 2851 Female Patients With Telogen Effluvium: A Single-Center Experience. doi:10.1111/jocd.70037 PubMed
[2] Irem Nur Durusu Turkoglu et al.. J Cosmet Dermatol. 2024. A comprehensive investigation of biochemical status in patients with telogen effluvium: Analysis of Hb, ferritin, vitamin B12, vitamin D, thyroid … doi:10.1111/jocd.16512 PubMed
[3] Filip Lebiedziński et al.. Nutrients. 2023. Impact of Vitamin D on Immunopathology of Hashimoto's Thyroiditis: From Theory to Practice. doi:10.3390/nu15143174 PubMed
[4] Aniceta A Mikulska et al.. Int J Mol Sci. 2022. Metabolic Characteristics of Hashimoto's Thyroiditis Patients and the Role of Microelements and Diet in the Disease Management-An Overview. doi:10.3390/ijms23126580 PubMed
[5] Ahu Yorulmaz et al.. J Cosmet Dermatol. 2022. Telogen effluvium in daily practice: Patient characteristics, laboratory parameters, and treatment modalities of 3028 patients with telogen effluvium. doi:10.1111/jocd.14413 PubMed
[6] Vinesh Dahiya et al.. Endocr Metab Immune Disord Drug Targets. 2022. Role of Dietary Supplements in Thyroid Diseases. doi:10.2174/1871530322666220419125131 PubMed
[7] Sule Goksin. North Clin Istanb. 2022. Retrospective evaluation of clinical profile and comorbidities in patients with alopecia areata. doi:10.14744/nci.2022.78790 PubMed
[8] Muhammad Fawad Aslam et al.. Cureus. 2022. The Association of Serum Ferritin Levels With Non-scarring Alopecia in Women. doi:10.7759/cureus.32123 PubMed
[9] Zhe Han et al.. Front Immunol. 2021. The Potential Prebiotic Berberine Combined With Methimazole Improved the Therapeutic Effect of Graves' Disease Patients Through Regulating the Intestinal Microbiome. doi:10.3389/fimmu.2021.826067 PubMed
[10] Dagmara Woźniak et al.. Acta Sci Pol Technol Aliment. 2021. Dietary supplements in hypothyroidism. doi:10.17306/J.AFS.0985 PubMed
[11] Kavita Poonia et al.. J Cosmet Dermatol. 2019. NonScarring Diffuse Hair Loss in Women: a Clinico-Etiological Study from tertiary care center in North-West India. doi:10.1111/jocd.12559 PubMed
[12] Karolina Kozicka et al.. Pol Merkur Lekarski. 2019. Methods of treatment patients with androgenetic alopecia based on reference of Department of Dermatology in Cracow. PubMed
[13] Shiqian Hu et al.. Thyroid. 2017. Multiple Nutritional Factors and the Risk of Hashimoto's Thyroiditis. doi:10.1089/thy.2016.0635 PubMed
[14] İrfan Ozer et al.. J Matern Fetal Neonatal Med. 2017. A prospective case control questionnaire study for restless leg syndrome on 600 pregnant women. doi:10.3109/14767058.2016.1170801 PubMed
[15] Tee Wei Siah et al.. Int J Trichology. 2016. Female Pattern Hair Loss: A Retrospective Study in a Tertiary Referral Center. doi:10.4103/0974-7753.188033 PubMed
[16] Kirti Deo et al.. Dermatol Res Pract. 2016. Clinicoepidemiological Observational Study of Acquired Alopecias in Females Correlating with Anemia and Thyroid Function. doi:10.1155/2016/6279108 PubMed
[17] Elise A Olsen et al.. J Am Acad Dermatol. 2005. Evaluation and treatment of male and female pattern hair loss. doi:10.1016/j.jaad.2004.04.008 PubMed

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