Tuber intake is independently associated with reduced risk of Hashimoto’s thyroiditis: a community-based cross-sectional study - Scorecard - MDSpire

Tuber intake is independently associated with reduced risk of Hashimoto’s thyroiditis: a community-based cross-sectional study

  • By

  • Xiaochen Ji

  • Guohua Hao

  • Bowei Su

  • Bing Wang

  • Zhengnan Gao

  • July 14, 2026

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Clinical Scorecard: Consumption of tubers is linked to a lower likelihood of developing Hashimoto’s thyroiditis: findings from a community-based cross-sectional analysis

At a Glance

CategoryDetail
ConditionHashimoto’s thyroiditis
Key MechanismsImmune and metabolic pathways involving aberrant Th17/Treg balance and NF-κB-driven inflammation.
Target PopulationCommunity-dwelling adults aged ≥40 years.
Care SettingCommunity health centres.

Key Highlights

  • HT prevalence was 29.3% in the studied cohort.
  • Adequate tuber intake (50–100 g/day) was associated with a lower risk of HT.
  • Folic acid supplementation was identified as a causal risk factor for HT.
  • The study utilized Mendelian randomization to assess dietary influences on HT risk.
  • A U-shaped dose-response relationship was observed for tuber intake.

Guideline-Based Recommendations

Diagnosis

  • HT is defined by thyroid autoantibody seropositivity (anti-TPO ≥5.61 IU/mL or anti-Tg ≥4.11 IU/mL).

Management

  • Moderate tuber and vegetable consumption is suggested as a preventive strategy for HT.

Monitoring & Follow-up

  • Monitor dietary intake of tubers and folic acid supplementation in at-risk populations.

Risks

  • Excessive tuber intake (>100 g/day) may increase HT risk.

Patient & Prescribing Data

Adults aged ≥40 years from a community cohort.

Caution is advised regarding high-dose folic acid supplementation in HT-susceptible individuals.

Clinical Best Practices

  • Encourage adequate intake of tubers and vegetables.
  • Assess dietary habits in patients with a family history of HT.

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