Vitamins & Supplements

The Best Potassium Citrate Mineral Supplements

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Our picks are based on Amazon bestseller rankings, Amazon customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Potassium citrate is a versatile mineral supplement known for its role in kidney health and maintaining healthy pH levels. Selecting the right potassium citrate supplement ensures you receive the intended benefits effectively and safely. Understanding key factors can help you make an informed decision for your wellness goals.

SaleNo. 1
NOW Supplements, Potassium Citrate 99 mg, Essential Mineral, 180 Veg Caps
  • ESSENTIAL MINERAL*/SUPPORTS ELECTROLYTE BALANCE AND NORMAL pH*: Take 1 NOW Potassium Citrate veggie capsule daily, preferably with food. Potassium is critical for the maintenance of normal whole-body and cellular fluid levels, as well as for the...
  • PROPER MUSCULAR CONTRACTION*: It is also necessary for proper muscle contraction, the maintenance of healthy heart function, and for the transmission of nerve impulses.* Potassium citrate is a well absorbed and highly bioavailable form of potassium
  • CERTIFICATIONS/CLASSIFICATIONS: Kosher, Soy Free, Vegan/Vegetarian, Nut Free, Made without Gluten, Dairy Free, Egg Free
  • GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
No. 2
THORNE - Potassium Citrate - Essential Electrolyte Supplement for Muscle Function, Heart Health, Nerve...
  • Cardiovascular Health: Promotes healthy heart muscle function and helps maintain blood pressure levels already within a normal range*
  • Muscle Support: Essential mineral support for skeletal muscle function and contractability*
  • Urinary Health: Supports kidney and lower urinary tract health by alkalinizing the urine*
  • 3rd Party Contents Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label
No. 3
BulkSupplements.com Potassium Citrate Capsules - Mineral Supplement, Potassium Citrate 99mg - Gluten Free...
  • Foundational Elements for Wellness: Potassium supplements, in Potassium Citrate capsules, are the cornerstones of health, playing critical roles in various bodily functions to your overall health & well-being. Ensure your body has the right building...
  • Designed for Optimal Health: Elevate your daily wellness routine with our Potassium Citrate capsules. These are not just supplements; Potassium Citrate supplement, in Potassium Citrate 99mg, is a daily investment in your wellbeing, meticulously formulated...
  • Magnesium Content Information – These potassium citrate capsules are formulated to provide potassium citrate as the primary ingredient and do not contain added magnesium. This makes it easier to clearly understand the ingredient composition when...
  • Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
No. 4
Vykee Nutrition Potassium Citrate Capsules Helps Electrolyte Balance 500 mg
  • Supports Heart and Energy Balance - Vykee Nutrition potassium mineral supplements deliver 500 mg per serving to help maintain heart health and steady energy. An essential potassium for women and potassium for men to support daily vitality.
  • Promotes Muscle Function and Recovery - Helps support normal muscle contraction and relaxation for improved performance. Ideal potassium for leg cramps and post-workout recovery when combined with a healthy diet and exercise
  • Maintains Healthy Electrolyte Balance - This potassium supplement supports electrolyte and fluid balance to aid hydration, endurance, and cellular health. Helps regulate nerves and muscles for lasting performance.
  • Clean, Pure, and Tested Formula - Vykee potassium mineral supplements are vegan, gluten free, non GMO, and crafted in GMP certified facilities for purity and quality. No fillers or artificial ingredients.
No. 5
Pure Encapsulations Potassium (Citrate), 180 Capsules
  • Potassium Citrate for Cardiovascular Function: Potassium is an essential mineral offering nutritional support for normal functioning of organ systems*
  • Heart Health Supplements: Potassium is essential for nerve support; contraction of cardiac, smooth, and skeletal muscles; and gastric secretion*
  • Potassium Citrate for Electrolyte Balance: Potassium works with sodium to maintain water balance, heart rhythm, nerve, and muscle function*
  • Pure Quality: Our supplements are made with premium ingredients sourced from trusted suppliers and guided by nutritional experts, then manufactured and tested to verify potency and purity
SaleNo. 6
Nutricost Potassium Citrate 99mg, 500 Capsules
  • Maximum Serving Size 99mg of Potassium (elemental) Per Capsule.
  • 500 Potassium Citrate Capsules Per Bottle.
  • Do not exceed recommended serving size.
  • Non-GMO, Gluten Free, Soy Free, 3rd Party Tested.
SaleNo. 7
NOW Supplements, Potassium Citrate Powder, Essential Mineral, 12 oz
  • Potassium citrate powder 12 oz by now foods
  • NOWSUPPVitamin-Minerals- 12OZ
  • Now foods product upc: 733739014467
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
No. 8
Pure Encapsulations Potassium (Citrate), 90 Capsules
  • Potassium Citrate for Cardiovascular Function: Potassium is an essential mineral offering nutritional support for normal functioning of organ systems*
  • Heart Health Supplements: Potassium is essential for nerve support; contraction of cardiac, smooth, and skeletal muscles; and gastric secretion*
  • Potassium Citrate for Electrolyte Balance: Potassium works with sodium to maintain water balance, heart rhythm, nerve, and muscle function*
  • Pure Quality: Our supplements are made with premium ingredients sourced from trusted suppliers and guided by nutritional experts, then manufactured and tested to verify potency and purity
No. 9
NatureBell Potassium Citrate 99mg, 500 Capsules - Chelated Mineral Supplements - Non-GMO, Gluten Free
  • Each bottle provides 500 capsules with a one-a-day serving size, offering potassium in the potassium citrate form as part of an essential mineral and electrolyte supplement.
  • Every capsule delivers 99mg of elemental potassium per serving as potassium citrate, providing a long-lasting supply with 500 total servings per bottle.
  • Potassium citrate is a mineral compound formed by combining potassium with citric acid, resulting in a gentle crystalline salt form.
  • An essential mineral and electrolyte option for men and women, designed for daily routines, active lifestyles, or simple electrolyte enjoyment.
No. 10
Swanson Potassium Citrate Mineral, 99 mg, 120 Capsules
  • NATURAL ENERGY & HEART SUPPORT: Swanson's premium Potassium Citrate supplement is an essential electrolyte mineral supporting cardiovascular health and energy production using natural ingredients you can trust
  • POWERFUL FORMULA: Our potassium citrate capsules support the body with vital nutrients promoting kidney health and nerve function. This formula delivers 99mg in a small, easy to swallow capsule you can take daily
  • DOSAGE INSTRUCTIONS: Our wellness supplements offer everyday solons for an enhanced mind, body, and home using only the purest ingredients. For best results, take one capsule per day with food and water
  • OUR QUALITY COMMITMENT: For nearly 5 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs

Last update on 2026-10-09 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Potassium Citrate Mineral Supplements

Potassium Citrate Dosage

Potassium citrate supplements come in various strengths, often measured in milligrams (mg) or milliequivalents (mEq) of elemental potassium. The appropriate dosage depends on individual needs and recommendations from a healthcare provider. Always start with a lower dose and gradually increase as needed, paying attention to your body's response.

Form and Absorption

Potassium citrate is commonly available in capsule, tablet, or powder form. Capsules and tablets offer convenience and pre-measured doses, while powders allow for greater flexibility in adjusting intake. Some individuals may find powders easier to digest or prefer mixing them into beverages.

Purity and Third-Party Testing

Look for supplements that are manufactured in FDA-registered facilities and adhere to Good Manufacturing Practices (GMP). Third-party testing by independent laboratories can verify the purity, potency, and absence of contaminants. Certifications from organizations like NSF International or USP add an extra layer of assurance regarding product quality.

Frequently Asked Questions

What are the primary benefits of taking potassium citrate?
Potassium citrate is primarily used to help prevent the formation of kidney stones by increasing urinary citrate levels. It can also help maintain a healthy pH balance in the body and support overall electrolyte balance.
How should potassium citrate be taken?
It is generally recommended to take potassium citrate with a full glass of water to ensure proper absorption and minimize the risk of stomach upset. Taking it with food can also help improve tolerance for some individuals.
Are there any side effects associated with potassium citrate?
Common side effects are usually mild and can include nausea, vomiting, or diarrhea. High doses can lead to hyperkalemia, a condition characterized by dangerously high potassium levels, so it's crucial to follow recommended dosages.
Who should avoid potassium citrate supplements?
Individuals with kidney disease, certain heart conditions, or those taking specific medications that affect potassium levels should consult a doctor before using potassium citrate. It's always best to discuss supplement use with a healthcare professional.

How we compare Vitamins & Supplements

1 Specifications: we compare the key features and specifications listed by the manufacturer and on Amazon.
2 Customer ratings: we take into account the average Amazon rating and the number of reviews.
3 Price: we check the current price and highlight notable deals.
4 Updates: comparisons are refreshed regularly as prices and availability change.

Our comparisons are reviewed and updated regularly to reflect the latest products and prices.

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