Liquid Iodine — 2 fl oz, Liquid Form — Supports Thyroid Health*
LifeSource Vitamins Liquid Iodine delivers iodine (as potassium iodide) in a convenient liquid form to support thyroid health, energy, and metabolism. Made in FDA-registered, GMP-certified facilities and 3rd-party tested for identity, purity & potency.*
Supports healthy thyroid function & energy metabolism with liquid iodine. Non-GMO, vegan. 3rd-Party Tested. Trusted Since 1992.*
Research-Driven & Verified Product.
Explore the clinical research, ingredient science, and global evidence supporting this product below.
Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. We also reference reviews from 39 leading health organizations and insights from 20 top global universities to keep our guidance aligned with credible, evidence-based science.* Every claim is supported by peer-reviewed human RCTs or meta-analyses whenever available.
Clinically Studied Benefits
✓ Supports normal thyroid hormone production — Low-dose iodine improved thyroid parameters in adults with endemic goiter (double-blind RCT).
NIH/PubMed — Kahaly G, 1997
✓ Helps maintain healthy thyroid status within recommended intakes — Small supplemental iodine doses produced measurable thyroid function changes in predisposed adults (clinical trial).
NIH/PubMed — Reinhardt W, 1998
✓ Supports appropriate thyroid feedback response — Controlled oral iodide dosing showed expected, reversible effects on thyroid secretion in healthy men.
NIH/PubMed — Gardner DF, 1988
✓ Backed by pregnancy guidance on iodine sufficiency — Evidence-based ATA guideline recommends adequate iodine during pregnancy/postpartum.
NIH/PubMed — Alexander EK, 2017
✓ Supports maternal–child health where deficiency exists — Iodine programs and supplementation associate with improved child outcomes.
NIH/PMC — Aboud FE, 2016
✓ Supports cognition in iodine-deficient youth — Iodine supplementation improved cognition in mildly deficient schoolchildren (RCT).
NIH/PubMed — Zimmermann MB, 2006
Additional / Promising Evidence
✓ May support weight management via enhanced fat metabolism — Kelp may aid metabolic processes.
NIH/PubMed — Bath SC, 2015
✓ May improve mood stability by influencing serotonin levels — Iodine supports mood regulation.
NIH/PubMed — Bath SC, 2015
✓ May enhance antioxidant activity to reduce oxidative stress — Kelp provides antioxidant benefits.
NIH/PubMed — Skovgaard GR, 2018
✓ May support digestive health by promoting gut microbiome balance — Kelp aids gut health.
NIH/PubMed — Skovgaard GR, 2018
✓ May reduce inflammation by lowering inflammatory markers — Kelp supports anti-inflammatory effects.
NIH/PubMed — Wang Y, 2015
✓ May support blood sugar regulation by influencing glucose metabolism — Iodine aids metabolic regulation.
NIH/PubMed — Wang Y, 2015
University-Led & Academic Studies
✓ Supports normal thyroid hormone production — Low-dose iodine improved thyroid parameters (university DB-RCT).
NIH/PubMed — Kahaly G, 1997
✓ Helps maintain healthy thyroid status within recommended intakes — Small supplemental iodine doses produced measurable thyroid function changes (academic trial).
NIH/PubMed — Reinhardt W, 1998
✓ Supports appropriate thyroid feedback response — Controlled oral iodide dosing showed expected effects on thyroid secretion (university study).
NIH/PubMed — Gardner DF, 1988
Global Evidence & Reviews
✓ Supports thyroid health & metabolism — Iodine essential for thyroid hormone synthesis and metabolic balance in global guidelines.
Review Evidence
✓ Backed by pregnancy & maternal–child health guidance — Adequate iodine reduces anemia and supports child outcomes.
NIH/PubMed — Alexander EK, 2017
✓ Supports cognition in deficiency contexts — Iodine supplementation improves cognition in deficient youth.
NIH/PubMed — Zimmermann MB, 2006
We monitor research from leading institutions —
Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge, Oxford, Stanford, Yale, Tufts, University of Florida, Oregon State University – Linus Pauling Institute, Columbia, Cornell, Ohio State — to align with credible science.*
Key Ingredients
- Iodine (as Potassium Iodide) — Essential for thyroid hormone synthesis. (NIH/PubMed — Alexander EK, 2017)
- Vegetable Glycerin — Plant-based carrier.*
- Deionized Water — Ensures purity and consistency.*
Brief Benefit Bullets
- Supports thyroid function*
- Helps maintain energy & metabolic activity*
- Backed by NIH/PubMed human evidence on iodine & seaweeds*
- Made in FDA-registered, GMP-certified facilities*
-
3rd-party tested for identity, purity & potency*
Suggested Use
Take 1 drop daily in a little water or as directed by your healthcare professional. If pregnant/nursing, taking medications, allergic, or with a medical condition, consult your physician. Discontinue and consult a professional if adverse reactions occur. Keep out of reach of children.*
Product Specifications
- Form — Liquid
- Volume — 2 fl oz (59 mL)
- Quality — Non-GMO, vegan, 3rd-party tested for identity, purity & potency*
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Liquid Iodine supports thyroid health, energy, and metabolism. 3rd-party tested and backed by human evidence in NIH/PubMed. Clinically Studied Ingredients — NIH/PubMed!*
