10 Best Cardiovascular Potassium Supplements of 2025

Tested and Reviewed: Top 10 Cardiovascular Potassium Supplements deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Force Factor

Force Factor Potassium Citrate, Potassium Capsules to Support Cardiovascular Health, Promote Electrolyte Balance, and Boost Hydration, Ideal for Athletes, 180 Vegetable Capsules

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Editor's bottom line:

“This cardiovascular potassium supplements is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

SUPPORT CARDIOVASCULAR HEALTH: Force Factor Potassium Citrate supports cardiovascular health. Each vegan capsule delivers a potent dose of potassium, an essential mineral for the heart.
PROMOTE ELECTROLYTE BALANCE: Force Factor Potassium Citrate supports your ability to regulate fluid balance, keeping your body functioning optimally during intense workouts or daily activities.
ESSENTIAL FOR PERFORMANCE: Force Factor Potassium Citrate helps you train harder and recover faster so you can perform at your best.
VEGAN-FRIENDLY FORMULA: This vegan-friendly potassium citrate supplement is free from gelatin and animal byproducts, making it an ideal choice for those following plant-based diets.
MADE IN THE USA: Force Factor Potassium Citrate is made in America using globally sourced ingredients in GMP-certified manufacturing facilities. All of our ingredients go through rigorous testing to validate their potency and purity.

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Picked by 397 people today

9.5

Life Enhancement

Life Enhancement Cardio 750 mg Potassium Supplement Supports Muscle, Nerve & Cardiovascular Health – Potassium Bicarbonate Promotes with No Additives and is Made in USA (120 Capsules – 60 Servings)

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Main Highlights

Cardiovascular Support: Potassium is a crucial mineral for overall health, often lacking in typical diets. Boosting your potassium levels can significantly benefit your cardiovascular system and promote total well-being. Taurine, an essential amino acid, declines with age and is vital for maintaining a healthy heart.
Daily Maintenance: Our Potassium Supplement Cardio provides a convenient way to increase your intake of these essential nutrients, supporting your heart health effortlessly. Formulated by physicians for effectiveness and safety.
Trusted Brand: With 30 years of experience, Life Enhancement Products is a reputable name in cutting-edge formulations. Manufactured in our cGMP certified facility, our products undergo rigorous third-party testing by ISO accredited laboratories to ensure the highest quality standards.
Elevate your cardiovascular wellness with Potassium Supplement Cardio from Life Enhancement Products - a brand you can rely on for premium quality and trusted results.

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9.5

Pure Encapsulations

Pure Encapsulations Potassium (Citrate) - Essential Electrolyte Supplement to Support Nerve & Muscle Function, Adrenals, Hormones, Heart Health & Energy* - Potassium Citrate Capsule - 180 Capsules

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Main Highlights

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*
Nerve Health Supplement: Potassium supports important bodily functions such as nerve health, renal function, tissue synthesis, and carbohydrate metabolism
Pure Difference: What we leave out matters, too; Pure Encapsulations products are free from common allergens, artificial or unnecessary ingredients, and GMOs

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9.2

Country Life

Country Life Magnesium and Potassium Supplement for Heart Health, Cardiovascular Support, Immune System and Bone Health, Gluten-Free

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Main Highlights

HEART SUPPORT - Our scientifically formulated supplement is designed to support cardiovascular health, with recent studies showing that magnesium and potassium are beneficial for heart health.
PROMOTES GOOD BLOOD FLOW - Magnesium in our supplement helps to maintain an already normal blood flow and support a steady heart rhythm.
MUSCLE RELAXATION - Magnesium also works to relax muscles, aiding in overall body comfort and recovery.
IMMUNE SYSTEM SUPPORT - Our supplement not only supports heart health but also the immune system, thanks to the beneficial properties of magnesium.
BONE HEALTH - Both magnesium and potassium in our supplement are beneficial for maintaining strong and healthy bones, contributing to overall body wellness.

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9.0

Pure Encapsulations

Pure Encapsulations Potassium (Citrate) - Essential Electrolyte Supplement to Support Nerve & Muscle Function, Adrenals, Hormones, Heart Health & Energy* - Potassium Citrate Capsule - 90 Capsules

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Main Highlights

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*
Nerve Health Supplement: Potassium supports important bodily functions such as nerve health, renal function, tissue synthesis, and carbohydrate metabolism
Pure Difference: What we leave out matters, too; Pure Encapsulations products are free from common allergens, artificial or unnecessary ingredients, and GMOs

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8.8

Nature's Bounty

Nature's Bounty Potassium 99mg, Supports Fluid Balance and Muscle Activity, Involved in Normal Heart Function, Potassium Gluconate Dietary Supplement, Gluten Free, 1 Per Day, 100 Vegetarian Caplets

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Main Highlights

Potassium can serve as a vital electrolyte, supporting fluid balance for cells (1)
Essential for nerve transmission (1)
Aids in mineral balance of the blood (1)
Potassium is a major mineral needed for overall health (1)
These caplets are gluten-free and non-GMO

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8.6

NOW Foods

NOW Foods Supplements, Magnesium & Potassium Aspartate with Taurine, Heart Health*, 120 Veg Capsules

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Main Highlights

HEART HEALTH: Magnesium and potassium are two minerals that are ubiquitous throughout the body and play fundamental roles in cell and tissue health. Take 2 capsules 1 to 2 times daily.
SUPPORTS HEALTHY HEART, MUSCLE, AND NERVE FUNCTIONS/WITH TAURINE: Taurine also helps to support neuromuscular and cardiovascular health through its role in the regulation of normal electrolyte and neurotransmitter balance.
CERTIFICATIONS/CLASSIFICATIONS: Kosher, Non-GMO, Dairy Free, Egg Free, Made without Gluten, Nut Free, Soy Free, Vegan/Vegetarian
GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
Packaged in the USA by a family owned and operated company since 1968
Supports healthy heart, muscle, & nerve functions
With Taurine
Comprised of Magnesium and Potassium complexes formed from L-Aspartic Acid
Taurine is an amino acid which can function as a neurotransmitter and neuromodulator

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8.3

Life Enhancement

Life Enhancement High Potency 1020 mg Potassium Supplement for Muscle, Brain & Bone Health - No Additives High Absorption Elemental Potassium Supplement, Made in USA (240 Capsules – 120 Servings)

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Main Highlights

PURE POTASSIUM SUPPLEMENT: Each serving contains 1020 mg 22% RDI Potassium (as potassium bicarbonate) in easy-to-swallow veggie capsules with less than 1% Vegatable based Magnesium Stearate. Each one of our potassium supplement capsules contains 510 mg of this essential nutrient for potent and powerful support.
POTASSIUM SUPPLEMENT: Potassium is one of the most important minerals in the body and most of us are not getting adequate amounts in our diets. Improving your potassium intake is a great way to support the complete health and total well-being of your entire body. It's a daily dose of potassium conveniently!
DAILY SUPPORT: Our potassium capsules are designed to improve your daily potassium intake, conveniently and easily. Our potassium capsules offer you simple and natural support for a healthier you.
A BRAND YOU CAN TRUST: Life Enhancement has been creating and manufacturing its products for over 35 years. Starting with DHEA in 1995, Life Enhancement has been the leader in introducing supplements to the market.

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8.1

NOW Foods

NOW Foods Supplements, Potassium Citrate 99 mg, Supports Electrolyte Balance and Normal pH*, Essential Mineral, 180 veg Capsules

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Main Highlights

Potassium is critical for the maintenance of normal whole-body and cellular fluid levels, as well as for the maintenance of acid-base balance*
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
Take 1 capsule 1 to 5 times daily, preferably with food
Packaged in the USA by a family owned and operated company since 1968

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8.1

Pure Encapsulations

Pure Encapsulations Potassium (Aspartate) | Hypoallergenic Supplement to Support Nerves, Muscles, Blood Flow, and Cardiovascular Health | 90 Capsules

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Main Highlights

Organ Function & Health: Potassium is an essential mineral which offers a wide range of nutritional support to ensure healthy physiological functioning of diverse organ systems.*
Overall Physiological Support: Potassium activates many enzymatic reactions and is essential to a number of physiologic processes, including: transmission of nerve impulses; contraction of cardiac, smooth, and skeletal muscles; gastric secretion; renal function; tissue synthesis; and carbohydrate metabolism.*
Electrolyte Balance: Potassium works with sodium to maintain healthy water balance, heart rhythm, and nerve and muscle function.*
Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity.
Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.

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Our Best Overall Choice

Best Choice

9.7

Force Factor

Force Factor Potassium Citrate, Potassium Capsules to Support Cardiovascular Health, Promote Electrolyte Balance, and Boost Hydration, Ideal for Athletes, 180 Vegetable Capsules

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

SUPPORT CARDIOVASCULAR HEALTH: Force Factor Potassium Citrate supports cardiovascular health. Each vegan capsule delivers a potent dose of potassium, an essential mineral for the heart.
PROMOTE ELECTROLYTE BALANCE: Force Factor Potassium Citrate supports your ability to regulate fluid balance, keeping your body functioning optimally during intense workouts or daily activities.
ESSENTIAL FOR PERFORMANCE: Force Factor Potassium Citrate helps you train harder and recover faster so you can perform at your best.
VEGAN-FRIENDLY FORMULA: This vegan-friendly potassium citrate supplement is free from gelatin and animal byproducts, making it an ideal choice for those following plant-based diets.
MADE IN THE USA: Force Factor Potassium Citrate is made in America using globally sourced ingredients in GMP-certified manufacturing facilities. All of our ingredients go through rigorous testing to validate their potency and purity.

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