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Iodine & Tyrosine

product on market Capsule Thorne Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Iodine and L-tyrosine are precursors required for the synthesis of thyroid hormones. There is strong evidence supporting their role in thyroid function, though overall evidence coverage for this specific combination is limited. Both ingredients are generally well-tolerated when taken at recommended dosages.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Iodine & Tyrosine
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
60
Servings
Fiber and Other Nutrients
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

225 mcg (150% DV)
1.5× RDA — within safe limits 245 studies (A:4, B:133)
500 mg
Market median: 500.0mg (223 products) 24 studies (A:0, B:1)

Other Ingredients

Hypromellose Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take 1 capsule two times daily or as recommended by your health-care practitioner.

Warnings & Precautions

Tamper evident: Use only if bottle is sealed.

Warning: If pregnant, do not use this product.

Formulation Notes

Energy Thyroid support

Gluten free

Additional Information

Store tightly sealed in a cool, dry place.

Manufactured in the USA using US & Imported Ingredients

Metadata

Product Details

UPC / SKU6 93749 21902 6
DSLD Entry Date2023-09-25
Product TypeFiber and Other Nutrients
FormCapsule
BrandThorne
DSLD ID298033
Data Updated2026-04-11
Research

Research Evidence

50
Research Sources
47
Avg Quality
28
Rct
13
Clinical Trial
5
Guideline
4
Systematic Review
A Using a Novel Consensus-Based Chemoinformatics Approach to Predict ADMET Properties and Druglikeness of Tyrosine Kinase Inhibitors.
Guideline International journal of molecular sciences 2025 PubMed DOI
B Australia and New Zealand consensus statement on the cardiovascular management of patients with chronic lymphocytic leukaemia treated with Bruton's tyrosine kinase inhibitors.
Guideline Internal medicine journal 2025 PubMed DOI
B Branched-chain amino acid supplementation for improving growth and development in term and preterm neonates
Systematic Review The Cochrane database of systematic reviews 2020 PubMed DOI
B [Clinical practice guideline on anaplastic lymphoma kinase-tyrosine kinase inhibitors for non-small cell lung cancer (2025 edition)].
Guideline Zhonghua zhong liu za zhi [Chinese journal of oncology] 2025 PubMed DOI
B [Chinese expert consensus on epidermal growth factor receptor tyrosine kinase inhibitors for the treatment of non-small cell lung cancer (2025 edition)].
Guideline Zhonghua yi xue za zhi 2025 PubMed DOI
B Consensus Guideline for the Diagnosis and Treatment of Tyrosine Hydroxylase (TH) Deficiency.
Guideline Journal of inherited metabolic disease 2025 PubMed DOI
B Baseline-dependent effect of dopamine's precursor L-tyrosine on working memory gating but not updating
Rct Cognitive, affective & behavioral neuroscience 2020 PubMed DOI
B Effect of Amino Acid Supplementation on Iron Regulation after Endurance Exercise
Rct Nutrients 2023 PubMed DOI
C Attenuating Muscle Damage Biomarkers and Muscle Soreness After an Exercise-Induced Muscle Damage with Branched-Chain Amino Acid (BCAA) Supplementation: A Systematic Review and Meta-analysis with Meta-regression
Systematic Review Sports medicine - open 2024 PubMed DOI
C The Effects of Green Tea Amino Acid L-Theanine Consumption on the Ability to Manage Stress and Anxiety Levels: a Systematic Review
Systematic Review Plant foods for human nutrition (Dordrecht, Netherlands) 2020 PubMed DOI
View all evidence for Tyrosine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.