Potassium is essential for several key physiological activities including managing fluid balance, aiding muscle contraction, and maintaining regular heart rhythm. Despite the wide array of foods that provide potassium, some individuals, particularly those with certain health conditions, might need to increase their intake with the help of supplements.
When it comes to potassium supplements, there are several different forms available, including potassium chloride, potassium citrate, and potassium gluconate. Each form has its own unique benefits and drawbacks, so it’s important to choose the right one for your needs.
One critical factor to consider when choosing a potassium supplement is the dosage. Too much potassium can be dangerous, especially for people with kidney problems or those taking certain medications, so it’s essential to follow dosage guidelines carefully.
After extensive research and testing, we have identified the best form of potassium supplement for most people. Our top pick is potassium citrate, which is highly absorbable and has been shown to be effective in treating and preventing kidney stones. In the following sections, we’ll explain why we chose potassium citrate and provide more information on the different forms of potassium supplements available.
Best Potassium Supplements
We all know that potassium is an essential mineral that plays a crucial role in maintaining our body’s overall health and wellness. However, many of us may not be getting enough potassium from our daily diets. This is where potassium supplements come into play.
In this article, we have compiled a list of the best potassium supplements available on Amazon. We have researched and tested various options to bring you the most effective and reliable products. Whether you are looking for a liquid, powder, or capsule form of potassium supplement, we have got you covered. So, without further ado, let’s dive into our top picks for the best potassium supplements.
NOW Supplements, Potassium Citrate 99 mg

We highly recommend the NOW Supplements, Potassium Citrate 99 mg for those looking for a high-quality potassium supplement.
Pros
- Supports electrolyte balance and normal pH
- Necessary for proper muscular contraction, healthy heart function, and nerve impulses
- Highly bioavailable form of potassium
Cons
- May not be suitable for those with certain medical conditions or taking certain medications
- Some users may experience minor side effects such as upset stomach or diarrhea
- Capsules may be difficult to swallow for some individuals
This potassium supplement is an essential mineral that is critical for maintaining normal whole-body and cellular fluid levels, acid-base balance, proper muscle contraction, healthy heart function, and the transmission of nerve impulses. The potassium citrate form is highly bioavailable and well-absorbed by the body.
We appreciate that this product is Kosher, soy-free, vegan/vegetarian, nut-free, made without gluten, dairy-free, and egg-free. Additionally, the NOW brand is family-owned and operated since 1968, and the product is GMP Quality Assured with NPA A-rated GMP certification.
We recommend taking one capsule one to five times daily, preferably with food. It is important to note that natural color variation may occur in this product.
Overall, the NOW Supplements, Potassium Citrate 99 mg is a great choice for those looking for a high-quality potassium supplement to support their overall health and wellness.
Designs for Health K+2 Potassium

We highly recommend Designs for Health K+2 Potassium for those looking for a high-quality potassium supplement.
Pros
- Provides nutritional support to help maintain health.
- Uniquely formulated potassium product composed of potassium bicarbonate and potassium bound to the amino acid glycine, which gives the product optimum potency.
- Vegetarian and vegan-friendly. Made without GMOs, gluten, dairy, or soy.
Cons
- Some may find the price to be on the higher side.
- The capsules may be a bit large for some to swallow.
- May not be suitable for those with certain medical conditions.
This supplement provides nutritional support to help maintain health, making it a great choice for those looking for an effective potassium supplement. The unique formulation of potassium bicarbonate and potassium bound to the amino acid glycine gives the product optimum potency. Additionally, this product is vegetarian and vegan-friendly and made without GMOs, gluten, dairy, or soy.
We found the capsules to be a bit large, which may be a concern for some people. Additionally, the price may be a bit higher than other potassium supplements on the market. Lastly, it is important to note that this supplement may not be suitable for those with certain medical conditions.
In conclusion, if you are looking for a high-quality potassium supplement, Designs for Health K+2 Potassium is definitely worth considering.
Life Enhancement Potassium Supplement

If you’re looking for a pure and potent potassium supplement to support your daily potassium intake, Life Enhancement Potassium Supplement is worth considering.
Pros
- Each serving contains 1020 mg 22% RDI Potassium (as potassium bicarbonate) in easy-to-swallow veggie capsules.
- Potassium bicarbonate is one of the most bioavailable forms of potassium, which means it’s easily absorbed and utilized by the body.
- Life Enhancement has been creating and manufacturing quality supplements for over 25 years, so you can trust their products.
Cons
- Some users have reported experiencing an acidic burp after digestion.
- The high dosage of potassium bicarbonate may not be suitable for everyone, especially those with kidney problems.
- The capsules may be too large for some people to swallow.
We’ve been using Life Enhancement Potassium Supplement for a few weeks now, and we’ve noticed an improvement in our overall health and well-being. The capsules are easy to swallow and don’t leave an aftertaste, which is a plus.
One thing we like about this supplement is that it contains potassium bicarbonate, which is one of the most bioavailable forms of potassium. This means that it’s easily absorbed and utilized by the body, so you get the most benefit from each dose.
We also appreciate that each serving contains 1020 mg of potassium, which is 22% of the recommended daily intake. This makes it easy to support your daily potassium needs without having to eat a lot of potassium-rich foods.
Overall, we think Life Enhancement Potassium Supplement is a great choice if you’re looking for a high-quality potassium supplement. However, it’s important to note that the high dosage of potassium bicarbonate may not be suitable for everyone, especially those with kidney problems. As always, it’s best to consult with your healthcare provider before starting any new supplement regimen.
Horbäach Potassium Citrate Supplement

If you’re looking for a potassium supplement that is highly bioavailable, Horbäach Potassium Citrate Supplement is definitely worth a try.
Pros
- Horbäach Potassium Citrate Supplement delivers a highly bioavailable form of potassium.
- The supplement is naturally free of gluten, wheat, yeast, milk, lactose, soy, artificial color and flavoring, and is non-GMO.
- Horbäach is a trusted brand that manufactures laboratory-tested and superior quality products.
Cons
- The supplement contains only 275 mg of potassium citrate per capsule, which may not be sufficient for some people.
- The capsules are unflavored, which may be unappealing for some users.
- Some users may experience side effects such as stomach upset or diarrhea.
In our experience, Horbäach Potassium Citrate Supplement is a great option for those who want a highly bioavailable form of potassium. The supplement is easy to take and is free from common allergens and artificial ingredients. However, the low dosage of potassium citrate per capsule may not be enough for some users. Additionally, the unflavored capsules may not be appealing for those who prefer flavored supplements. Some users may also experience side effects such as stomach upset or diarrhea.
Overall, we recommend Horbäach Potassium Citrate Supplement to those who want a trusted brand that delivers a highly bioavailable form of potassium. However, we suggest consulting with a healthcare professional to determine the appropriate dosage for your needs.
Pure Encapsulations Potassium (Citrate)

If you’re looking for a potassium supplement that supports nerve and muscle function, adrenal and hormone health, heart health, and energy, Pure Encapsulations Potassium (Citrate) might be worth considering.
Pros
- Potassium Citrate for Cardiovascular Function: Provides nutritional support for normal functioning of organ systems.
- Heart Health Supplements: Essential for nerve support, contraction of cardiac, smooth, and skeletal muscles, and gastric secretion.
- Potassium Citrate for Electrolyte Balance: Works with sodium to maintain water balance, heart rhythm, nerve, and muscle function.
Cons
- May not be suitable for individuals with kidney problems.
- Some users may experience stomach upset or diarrhea.
- Some people may not like the size of the capsules.
We have been using Pure Encapsulations Potassium (Citrate) for several months, and we have noticed an improvement in our energy levels and overall health. The capsules are easy to swallow, and we appreciate that the product is free from common allergens, artificial or unnecessary ingredients, and GMOs.
One thing to keep in mind is that potassium supplements may not be suitable for individuals with kidney problems. Additionally, some users may experience stomach upset or diarrhea. Finally, some people may not like the size of the capsules, so be sure to check the product dimensions before purchasing.
Overall, if you’re looking for a high-quality potassium supplement, Pure Encapsulations Potassium (Citrate) is definitely worth considering. It provides nutritional support for normal functioning of organ systems, essential for nerve support, contraction of cardiac, smooth, and skeletal muscles, and gastric secretion. Additionally, it works with sodium to maintain water balance, heart rhythm, nerve, and muscle function.
Envycure Potassium Magnesium Gummies

We highly recommend Envycure Potassium Magnesium Gummies for those looking for an effective and delicious way to supplement their potassium and magnesium intake.
Pros
- High absorption, overall potassium magnesium supplementation
- Supports healthy muscles function
- Delicious, sugar-free potassium gummies
Cons
- May not be suitable for those with certain dietary restrictions
- May not be as effective for those with severe potassium or magnesium deficiencies
- May not be suitable for those who prefer non-gummy supplements
If you are looking for a convenient and tasty way to supplement your potassium and magnesium intake, Envycure Potassium Magnesium Gummies are an excellent choice. These gummies contain a full range of both potassium and magnesium, with high bioavailability, to help achieve more comprehensive health benefits, fluid balance, and muscle and heart wellness.
In addition to supporting overall muscle health and function, potassium and magnesium are important electrolytes for maintaining proper fluid balance in the body. By helping to restore and maintain optimal electrolyte levels, these gummies can assist with regulating hydration, nerve function, muscle and pH balance.
One of the best things about these gummies is their delicious natural raspberry flavor. They are also vegetarian, sugar-free, and gluten-free, making them a great option for those with dietary restrictions. With 120 count per container and a recommended dosage of 2 gummies per day, this product can successfully help you supplement potassium and magnesium for 60 days.
Overall, if you are looking for a high-quality potassium and magnesium supplement that is easy to take and enjoyable to consume, we highly recommend Envycure Potassium Magnesium Gummies.
Buying Guide
When it comes to choosing the best form of potassium supplement, there are a few factors to consider. Here are some features to look for when selecting a product:
Type of Potassium
Potassium supplements come in different forms, including potassium chloride, potassium citrate, and potassium gluconate. Each type has its own benefits and drawbacks. Potassium chloride is the most common form but may cause stomach irritation in some people. Potassium citrate is better for people with kidney stones, while potassium gluconate is gentler on the stomach.
Dosage
The dosage of potassium supplements can vary greatly. It is important to choose a product that provides the appropriate amount of potassium for your needs. Too much potassium can be harmful to your health, while too little may not provide the desired benefits.
Form
Potassium supplements come in different forms, including tablets, capsules, powders, and liquids. Tablets and capsules are convenient and easy to take, while powders and liquids may be easier to absorb. Choose a form that suits your preferences and needs.
Quality
Look for a product that is made by a reputable manufacturer and has been tested for purity and potency. Check the product label for information on the manufacturing process and any certifications or quality standards.
Price
Potassium supplements can vary in price depending on the form, dosage, and quality. Consider your budget when choosing a product, but keep in mind that the cheapest option may not always be the best.
By considering these factors, you can choose the best form of potassium supplement for your needs.
Frequently Asked Questions
What are the benefits of taking potassium supplements?
Potassium supplements can help regulate blood pressure, reduce the risk of stroke, and prevent muscle cramps. Potassium also plays a crucial role in maintaining proper fluid balance in the body.
What are the differences between potassium chloride and potassium gluconate?
Potassium chloride is a salt that is often used in food processing and as a supplement. Potassium gluconate is a more easily absorbed form of potassium and is often used in medical settings. Potassium chloride can cause stomach irritation, while potassium gluconate is less likely to cause these side effects.
What are the potential risks of taking potassium supplements?
Taking too much potassium can cause hyperkalemia, which can lead to heart palpitations, muscle weakness, and other serious health problems. It is important to follow recommended dosages and talk to a healthcare provider before starting a potassium supplement regimen.
What are the best food sources of potassium?
Some of the best food sources of potassium include bananas, sweet potatoes, spinach, avocados, and white beans. Other good sources include salmon, yogurt, and tomatoes.
What are the differences between potassium citrate and potassium gluconate?
Potassium citrate is often used to prevent kidney stones and may also help regulate blood pressure. Potassium gluconate is a more easily absorbed form of potassium and may be better for people with digestive issues. Both forms of potassium can be effective, but it is important to talk to a healthcare provider to determine which one is best for you.
What are the recommended daily doses of potassium supplements?
The recommended daily dose of potassium supplements varies depending on age, sex, and other factors. In general, adults should aim to get at least 2,000-3,000 mg of potassium per day from food and supplements combined. It is important to talk to a healthcare provider before starting a potassium supplement regimen to determine the appropriate dosage.