Introduction

Although potassium insufficiency is uncommon, some medical diseases can cause your potassium levels to increase, resulting in muscle spasms, high blood pressure, and nervous system dysfunction.

Potassium is necessary for our bodies to maintain metabolism, and it also helps with digestion. Before using potassium supplements, talk to your doctor first. Too much potassium can be harmful to the body.

Potassium is present in various foods, including fruits, vegetables, legumes, and seeds. Abnormally low or high potassium blood levels are uncommon in healthy people with normal kidney function.

This article discusses the most common reasons people take potassium supplements, the recommended daily dosages, and potential adverse effects. So keep reading the article featuring a list of top 6 best potassium supplements in UK.

Potassium Supplements in UK

Our pick of the 6 best potassium supplement of 2024 in UK

Let's take a deep dive into these 6 best Potassium Supplements in UK

Best Overall Potassium Supplements in UK

Nu U Nutrition

A+

Zotezo review

The Potassium Supplement 1550mg & Vitamin C by Nu U Nutrition offers a budget-friendly option for a high-strength potassium citrate supplement with natural electrolyte support. While some users may find the tablets hard to swallow and the bottle size large, the well-dosed potassium content and 4-month supply make it a convenient choice for those seeking vegan-friendly options.

Product details

  • 240 Vegan Tablets

  • 1550mg Potassium Supplement

  • 4 Month Supply

  • High Strength Potassium Citrate

  • Natural Electrolytes Support

Benefits of Nu U Potassium & Vitamin C ...

  • Very good price for a quality supplement

  • Well-dosed potassium content

  • 4-month supply

  • Vegan tablets

Drawbacks

  • Some users find the tablets difficult to swallow

  • The bottle contains a large quantity of pills

B+

Zotezo review

The high-strength Potassium Supplement with Vitamin C offers vegan tablets that support muscle function and provide natural electrolytes support. However, some users may find the tablets difficult to swallow, especially for those who struggle with larger tablets, and inconvenient to transfer to empty gel capsules for easier consumption.

Product details

  • High-Strength Potassium Citrate Tablets

  • Enriched with Vitamin C

  • 180 Vegan Potassium Tablets

  • Supports Muscle Function

  • Natural Electrolytes Support

  • Superior Absorption

Benefits of Brand X Potassium Supplement wit...

  • High strength dosage

  • 3 months' supply

  • Vegan tablets

  • Supports muscle function

Weaknesses

  • Tablets can be difficult to swallow, especially for those who struggle with larger tablets

  • Some users find it inconvenient to crush the tablets and transfer them to empty gel capsules for easier consumption

B+

Zotezo review

The Lindens Potassium 200mg Tablets with 50mg Vitamin C offer a potent blend that supports normal blood pressure, muscle function, and nervous system health. Made in the UK and convenient to receive, these tablets are a beneficial addition to one’s daily routine, though individuals with specific dietary preferences may need to consider the corn starch content.

Product details

  • Potent 200mg potassium tablets

  • Contains 50mg Vitamin C

  • Contributes to normal blood pressure

  • Supports muscle function

  • Supports nervous system function

  • Made in the UK, Letterbox Friendly

Benefits of Lindens Potassium & Vitamin...

  • Potent 200mg potassium tablets

  • Contains 50mg Vitamin C

  • Contributes to normal blood pressure

  • Supports muscle function

Disadvantages

  • Contains corn starch

  • May not be suitable for all dietary preferences

B

Zotezo review

The Potassium Supplements High Strength by New Leaf offers vegan potassium tablets with high strength potassium chloride at 1000mg per serving, contributing to normal muscle function. However, some users may find the tablet size large and experience potential throat discomfort.

Product details

  • High strength potassium chloride - 1000mg per serving

  • Provides 524mg elemental potassium

  • Contributes to the maintenance of normal blood pressure

  • Supports muscle function

  • Vegan potassium tablets

  • Made in the UK by New Leaf

Benefits of New Leaf Potassium Supplements &...

  • High strength potassium chloride - 1000mg per serving

  • Contributes to normal muscle function

  • Vegan potassium tablets

  • Made in the UK by New Leaf

Negatives

  • Large tablet size

  • Potential throat discomfort

B

Zotezo review

The Solgar Potassium Tablets are an effective and affordable option for supporting nerve and muscle function, normal blood pressure, and electrolyte balance. However, some users may find the large tablet size and shape challenging.

Product details

  • Essential electrolyte

  • Supports nerve and muscle function

  • For normal blood pressure

  • Vegan-friendly

Benefits of Solgar Potassium Tablets –...

  • Effective and efficacious

  • Inexpensive

  • Supports nerve and muscle function

  • For normal blood pressure

Cons

  • Large size

  • Tablet shape

B

Zotezo review

The Potassium Citrate 1500mg with Vitamin C by Horbaach is a high-strength supplement in vegan tablets that offer a natural kickstart to a health journey and contribute to normal blood pressure. While it boasts high potency and includes Vitamin C, some users may find the large tablet size difficult to swallow or break.

Product details

  • Potassium Citrate 1500mg

  • With Vitamin C

  • 120 Vegan Tablets

  • High Strength

  • Natural kickstart to health journey

  • Contributes to normal Blood Pressure

Benefits of Horbaach Potassium Citrate 1500m...

  • High Strength

  • Vegan Tablets

  • Contains Vitamin C

Drawbacks

  • Large tablet size

  • Not easy to break

Tips for choosing the right potassium supplement for you

Here are vital things to consider before buying the best potassium supplement in UK:

Type

Potassium supplements are of two types: potassium citrate and potassium gluconate. They are all aimed at distinct areas of the body.

Potassium citrate 

It is a translucent or white crystal that decreases uric acid and prevents kidney disorders like gout and kidney stones. It acts as a urinary alkalizer, causing the urine to become more alkaline and less acidic. It can also aid in treating some metabolic issues that are exabytes by kidney disease.

Potassium gluconate

The primary function of potassium gluconate is to control acidity and raise potassium levels during hypokalemia. Apart from that, it will primarily assist with blood pressure and heart health difficulties. Potassium gluconate is distinguishable from citrate in its raw form by its yellowish-white granules.

Form

Potassium supplements are available as capsules or tablets. Liquids and powders are also available but in smaller quantities. 

Pills are ideal for people who want to take something simple to ingest. There are no preparations required, and you may bring your supplements while driving or commuting to work.

Try a potassium-infused juice or beverage if you have trouble swallowing pills or are searching for a supplement that your children may take. They’re primarily flavored, tasty, healthful, and kid-friendly. 

Reputed brand 

Make sure you only buy supplements from reputed brands or manufacturers and get them from authorized retail drugstores to ensure you’re obtaining the most excellent supplements available. This guarantees that your buying products have been certified for quality, safety, and efficacy.

Other nutrients

If you want to obtain extra health benefits, choose a potassium supplement containing other nutrients. Vitamin B, magnesium, and calcium are all popular vitamins and minerals that go well with potassium.

Other nutrients will aid in the development of a more robust immune system, assisting you in your quest for a better living. You can check the product description or the nutrition facts list to see what other nutrients are present in your supplements.

Ingredient list

Look at the ingredient list for any additives or harmful substances. If you are a vegan, check for appropriate ingredients. Several vegetarian capsules and pills are available besides formulas free of dairy, gluten, wheat, GMOs, and other common allergens. Select the purest supplement in the market.

Value

A good value product contains a reasonable amount of the primary ingredients and an adequate number of servings for a price that represents the product’s worth.

Expiry

Check the expiry date marked on the container before purchasing even one of the best potassium supplements in UK. If the product doesn’t have an expiration date, don’t buy it. It would be best if you did not take the tablets or capsules after the batch’s expiration date had expired.

Price

Some vitamins are pretty pricey. Potassium supplements, fortunately, are relatively inexpensive. They cost between .02 and .25 for each pill—potassium supplements in the mid-range, with prices ranging from. Ten to.15 a tablet may contain various potassium kinds and higher dosages per pill.

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Benefits of using potassium supplement

Here are some irrefutable benefits of taking the best potassium supplements in UK.

Blood pressure and cardiovascular health

Potassium intake that is enough may help avoid or manage high blood pressure. Furthermore, a high potassium consumption combined with a reduced sodium intake may minimize the risk of cardiovascular disease and stroke.

Bone and muscle 

Potassium may be beneficial to bone health. Studies show that persons who consume many potassium-rich fruits and vegetables may have increased bone mineral density. However, further research is needed for confirmation. A high-potassium diet may also help older persons and people with health disorders that cause muscle wastage to maintain muscular mass.

Kidney health

Low potassium levels in healthy people might make it difficult for the kidneys to reabsorb calcium. High calcium levels in the kidneys cause kidney stones. Switching to a good diet, which prioritizes foods high in potassium and other vital nutrients, may help minimize the incidence of kidney stones.

May help in water retention

Water retention means the build-up of excess fluid inside the body. Potassium aids in water retention. High potassium intake, according to studies, can assist reduce water retention by boosting urine production and lowering sodium levels.

Side-effects of using Potassium Supplements

The best potassium supplement in UK is safe and rarely shows any side effects. However, some people complain about side effects like;

If you encounter any of the following less usual adverse effects, you should stop using potassium supplements and contact your healthcare provider:

  • confusion
  • Irregular or slow heartbeat
  • Shortness of breath or difficulty breathing
  • Unexplained anxiety
  • Unusual tiredness or weakness
  • Weakness or heaviness in the legs

Category Adequate Intake (AI)
0-6 months 400 mg/day
7-12 months 700 mg/day
1-3 years 3,000 mg/day
4-8 years 3,800 mg/day
9-13 years 4,500 mg/day
14 years and up 4,700 mg/day
18 years and up 4,700 mg/day
Pregnant women 4,700 mg/day
Breastfeeding women 5,100 mg/day

These are the commonly recommended dosage of folic acid. Consult your doctor before including a potassium supplement in your diet.

Warning

People with the following diseases must seek advice from a certified healthcare professional before consuming a potassium supplement.

  • kidney disease
  • Diabetes
  • Heart disease
  • Addison’s disease
  • stomach ulcers
  • Severe burns or other injuries
  • Hyperkalemia

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Frequently asked questions on potassium supplement

1. Which food is rich in potassium?

2. Will potassium pills help me get my low potassium levels back to normal?

3. Is it better to get my potassium from food or supplements?

4. Are potassium supplements a waste of money?

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Conclusion

We hope you have found one of the best potassium supplements in UK in our above list that can help you gain health benefits. Potassium is necessary for heart health, neuron function, muscle contractions, sodium balance, etc. While eating potassium-rich meals is a good idea, supplementing with high-quality potassium is always a good idea!

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Dr. Heather Smith

MD, FRCP

Medical Practitioner verified

By day I’m a critical care physician and medical leader. By night I’m the mom of 2 chaotic, wonderful boys. Somewhere in the middle of all that, I’m building a skincare brand and trying to save the world from plastic waste.