Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 5 Researches
8.5
USERS' SCORE
Good
Based on 18 Reviews
8.1
Supplement Facts
Serving Size: 1 Tablet
Amount Per Serving
%DV
Iodine (from Potassium Iodide)
225 mcg
150%
Sodium (from Sodium Alginate)
5 mg
<1%
Potassium (from Potassium Chloride and Iodide)
99 mg
2%
Sodium Alginate
100 mg

Top Medical Research Studies

8
We explored how a specific potassium channel opener, Retigabine, impacts thalamic neuron functionality in autoimmune encephalomyelitis, a model for Multiple Sclerosis. In the study, we created localized inflammatory lesions in the brains of mice to mimic the disease effects.

By testing Retigabine, we observed its potential to improve neuron excitability and information processing in these affected areas. The results indicate that this treatment might effectively reduce the adverse effects of inflammation on the brain, supporting its role as a neuroprotective agent.
We assessed a unique case of a woman with Sjogren's syndrome who faced severe muscle weakness due to low potassium levels, a condition known as hypokalemic paralysis. This rare complication stemmed from distal renal tubular acidosis associated with her autoimmune disorder.

After administering potassium chloride, she fully regained her muscle strength, highlighting how critical timely diagnosis and treatment are for preventing serious complications. We emphasize the need for healthcare providers to regularly check electrolyte levels in patients experiencing muscle weakness to improve health outcomes.
9
Potassium treatment benefits kidney health
We examined a case involving a 42-year-old woman struggling with muscle weakness due to hypokalemic distal renal tubular acidosis (dRTA). Our investigations revealed that her autoimmune conditions, Sjögren's syndrome and Hashimoto's thyroiditis, contributed to her low potassium levels.

After potassium supplementation, we observed a significant improvement in her renal function markers, indicating that the low potassium levels were harming her kidney's proximal tubules. This highlights how important potassium can be in managing certain aspects of autoimmune-induced kidney issues.

Most Useful Reviews

7.5
Symptoms alleviated
32 people found this helpful
Diagnosed with chronic hypothyroidism at 14, I began taking iodine supplements since an autoimmune disorder affected my thyroid. Initially, I used domestic options, but symptoms of deficiency returned. After trying American iodine supplements for nearly a decade, my hormones normalised and symptoms like hair loss and brittle nails have practically disappeared. I’m grateful I made that choice.
9
Enhanced well-being
23 people found this helpful
I've been taking Potassium plus Iodine for about a year to manage my slow thyroid and noticed an immediate improvement. My husband also takes the same and feels significantly better. IHERB's prompt shipping and excellent pricing make it highly recommended!
7.5
Normalised thyroid levels
4 people found this helpful
Since childhood, I’ve had thyroid problems and ordered this during quarantine, feeling fatigued and unmotivated. After two months of use, I checked my thyroid levels and the results were excellent. I believe this product helped normalise my hormone levels.

Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 5 Researches
8.5
  • All Researches
We assessed a unique case of a woman with Sjogren's syndrome who faced severe muscle weakness due to low potassium levels, a condition known as hypokalemic paralysis. This rare complication stemmed from distal renal tubular acidosis associated with her autoimmune disorder.

After administering potassium chloride, she fully regained her muscle strength, highlighting how critical timely diagnosis and treatment are for preventing serious complications. We emphasize the need for healthcare providers to regularly check electrolyte levels in patients experiencing muscle weakness to improve health outcomes.
9
Potassium treatment benefits kidney health
We examined a case involving a 42-year-old woman struggling with muscle weakness due to hypokalemic distal renal tubular acidosis (dRTA). Our investigations revealed that her autoimmune conditions, Sjögren's syndrome and Hashimoto's thyroiditis, contributed to her low potassium levels.

After potassium supplementation, we observed a significant improvement in her renal function markers, indicating that the low potassium levels were harming her kidney's proximal tubules. This highlights how important potassium can be in managing certain aspects of autoimmune-induced kidney issues.
8
Sjögren's syndrome requires prompt treatment
We explored how potassium treatment impacted a 22-year-old woman diagnosed with Sjögren's syndrome and experiencing unusual symptoms like hypokalemic paralysis and bone pain. After thorough tests confirmed distal renal tubular acidosis as a complication of her condition, she underwent an intensive treatment program focused on stabilizing her potassium levels.

Remarkably, her symptoms improved significantly within just two weeks. This case highlights the need for awareness of Sjögren's syndrome in younger patients and the importance of prompt, comprehensive treatment strategies to enhance their quality of life.
8
Potassium iodide helps Graves' disease
We examined the effectiveness of potassium iodide (KI) in treating Graves' hyperthyroidism, enrolling 324 untreated patients. Over two years, we monitored their response to a daily dose of about 100 mg of KI. Incredibly, more than 50% of the patients showed improvement within the first month, and 42.7% continued to benefit from the treatment throughout the study. Importantly, none reported adverse effects from the KI. This suggests that potassium iodide is a valuable alternative for managing this autoimmune disorder.
8
We explored how a specific potassium channel opener, Retigabine, impacts thalamic neuron functionality in autoimmune encephalomyelitis, a model for Multiple Sclerosis. In the study, we created localized inflammatory lesions in the brains of mice to mimic the disease effects.

By testing Retigabine, we observed its potential to improve neuron excitability and information processing in these affected areas. The results indicate that this treatment might effectively reduce the adverse effects of inflammation on the brain, supporting its role as a neuroprotective agent.

User Reviews

USERS' SCORE
Good
Based on 18 Reviews
8.1
  • All Reviews
  • Positive Reviews
  • Negative Reviews
7.5
Symptoms alleviated
32 people found this helpful
Diagnosed with chronic hypothyroidism at 14, I began taking iodine supplements since an autoimmune disorder affected my thyroid. Initially, I used domestic options, but symptoms of deficiency returned. After trying American iodine supplements for nearly a decade, my hormones normalised and symptoms like hair loss and brittle nails have practically disappeared. I’m grateful I made that choice.
9
Enhanced well-being
23 people found this helpful
I've been taking Potassium plus Iodine for about a year to manage my slow thyroid and noticed an immediate improvement. My husband also takes the same and feels significantly better. IHERB's prompt shipping and excellent pricing make it highly recommended!
7.5
Normalised thyroid levels
4 people found this helpful
Since childhood, I’ve had thyroid problems and ordered this during quarantine, feeling fatigued and unmotivated. After two months of use, I checked my thyroid levels and the results were excellent. I believe this product helped normalise my hormone levels.
9
Effective for thyroid
3 people found this helpful
This is a super product for the thyroid gland and I take it regularly. My autoimmune thyroiditis has improved with potassium iodide, which is a good source of iodine necessary for thyroid hormone production.
7.5
Decreased TSH level
3 people found this helpful
I took this as directed by my endocrinologist to lower my TSH hormone, alongside vitamin D and selenium. Initially, I tried a Russian potassium iodine but saw no results. Switching to this product proved beneficial, and after three months, my hormone levels decreased.

Frequently Asked Questions

7.5
Increased energy levels
42 people found this helpful
I ordered iodine after being diagnosed with hypothyroidism during pregnancy. Following a lengthy homeopathic treatment, I found myself experiencing significant fatigue and apathy. After just two weeks of taking these pills, I noticed a remarkable increase in energy. It's pleasing to see a cumulative effect, with my efficiency improving each day.
7.5
Normalised thyroid levels
4 people found this helpful
Since childhood, I’ve had thyroid problems and ordered this during quarantine, feeling fatigued and unmotivated. After two months of use, I checked my thyroid levels and the results were excellent. I believe this product helped normalise my hormone levels.
7.5
Decreased TSH level
3 people found this helpful
I took this as directed by my endocrinologist to lower my TSH hormone, alongside vitamin D and selenium. Initially, I tried a Russian potassium iodine but saw no results. Switching to this product proved beneficial, and after three months, my hormone levels decreased.
7.5
Symptoms alleviated
32 people found this helpful
Diagnosed with chronic hypothyroidism at 14, I began taking iodine supplements since an autoimmune disorder affected my thyroid. Initially, I used domestic options, but symptoms of deficiency returned. After trying American iodine supplements for nearly a decade, my hormones normalised and symptoms like hair loss and brittle nails have practically disappeared. I’m grateful I made that choice.
7.5
Mood stabilisation
11 people found this helpful
I ordered iodine for my husband and have been taking it intermittently for nearly a year. The packaging is efficient and lasts a long time. We each take one daily and I find the iodine content sufficient. My mood swings, caused by thyroid issues and iodine deficiency, have improved significantly since I started.
9
Thyroid function restored
1 people found this helpful
This is excellent iodine. My thyroid has shown gratitude as I’ve found it challenging to obtain quality iodine in Russia. My thyroid is calm now and my hormones are normal. I’ve even lost weight and feel rejuvenated, although I also take selenium.
7.5
Life-changing results
1 people found this helpful
I frequently order iodine due to its importance in our region, particularly after the Chernobyl disaster. I've been diagnosed with autoimmune thyroiditis and take iodine for life. Combined with selenium from the same company, my fatigue has decreased and my energy levels have risen significantly. Always consult your doctor before starting any treatment.
7.5
Decreased antibodies
6 people found this helpful
Decreased antibodies! With hypothyroidism and an autoimmune disorder, endocrinologists often overlook iodine, prescribing nothing except thyroxine. Lack of iodine is a leading cause of hypothyroidism globally, prompting its addition to table salt in many countries. However, incidences of autoimmune thyroiditis have surged. Research indicates that iodine may pose risks in the presence of selenium deficiency. Prior to iodine intake, it's essential to replenish magnesium and selenium over 3-4 weeks. Iodine supports the elimination of deficiency and the reduction of antibodies. While autoimmune thyroiditis isn't treatable, it can be managed effectively with proper testing.
7.5
Improved thyroid function
4 people found this helpful
I take iodine as prescribed and monitor my levels through tests. It helps maintain them at a good standard. I prefer this iodine over Kelp as I feel better on it. The tablets are tasteless and easy to swallow, enhancing my health significantly, especially when taken with selenium.
9
Boosted energy
1 people found this helpful
I started taking iodine as prescribed by my doctor, taking one capsule daily. After a few weeks, I noticed a boost in energy, with diminished fatigue and reduced cravings for sweets and carbs.
8
Sjögren's syndrome requires prompt treatment
We explored how potassium treatment impacted a 22-year-old woman diagnosed with Sjögren's syndrome and experiencing unusual symptoms like hypokalemic paralysis and bone pain. After thorough tests confirmed distal renal tubular acidosis as a complication of her condition, she underwent an intensive treatment program focused on stabilizing her potassium levels.

Remarkably, her symptoms improved significantly within just two weeks. This case highlights the need for awareness of Sjögren's syndrome in younger patients and the importance of prompt, comprehensive treatment strategies to enhance their quality of life.
8
Potassium iodide helps Graves' disease
We examined the effectiveness of potassium iodide (KI) in treating Graves' hyperthyroidism, enrolling 324 untreated patients. Over two years, we monitored their response to a daily dose of about 100 mg of KI. Incredibly, more than 50% of the patients showed improvement within the first month, and 42.7% continued to benefit from the treatment throughout the study. Importantly, none reported adverse effects from the KI. This suggests that potassium iodide is a valuable alternative for managing this autoimmune disorder.
9
Potassium treatment benefits kidney health
We examined a case involving a 42-year-old woman struggling with muscle weakness due to hypokalemic distal renal tubular acidosis (dRTA). Our investigations revealed that her autoimmune conditions, Sjögren's syndrome and Hashimoto's thyroiditis, contributed to her low potassium levels.

After potassium supplementation, we observed a significant improvement in her renal function markers, indicating that the low potassium levels were harming her kidney's proximal tubules. This highlights how important potassium can be in managing certain aspects of autoimmune-induced kidney issues.

References

  1. Chen R, Fang L, Fang X, Ning J. Sjögren's syndrome complicated with hypothyroidism and osteomalacia: A case report. Medicine (Baltimore). 2024;103:e39771. doi:10.1097/MD.0000000000039771
  2. Fujikawa M, Okamura K. Graves' hyperthyroidism treated with potassium iodide: early response and after 2 years of follow-up. Eur Thyroid J. 2024;13. doi:10.1530/ETJ-24-0085
  3. Matsui R, Gojo M, Odajima K, Asakawa S, Arai S, et al. Coexistence of Sjögren's Syndrome-associated Interstitial Nephritis and Hypokalemic Nephropathy in a Patient with Distal Renal Tubular Acidosis. Intern Med. 2025;64:1067. doi:10.2169/internalmedicine.4152-24
  4. Fazio L, Naik VN, Therpurakal RN, Gomez Osorio FM, Rychlik N, et al. Retigabine, a potassium channel opener, restores thalamocortical neuron functionality in a murine model of autoimmune encephalomyelitis. Brain Behav Immun. 2024;122:202. doi:10.1016/j.bbi.2024.08.023
  5. Mehdipour Dalivand M, Abdolazimi R, Alikhani M. Hypokalemic quadriplegia in Sjogren's syndrome: A case report. Clin Case Rep. 2024;12:e9227. doi:10.1002/ccr3.9227
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