Best Calcium Potassium Supplements of 2026

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 23, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Calcium potassium supplements are a popular choice for those looking to support their bone health and overall well-being. These supplements typically contain a blend of calcium and potassium, two essential minerals that work together to promote strong bones, healthy muscles, and proper nerve function. Calcium is well-known for its ability to support bone density, while potassium plays a role in regulating fluid balance in the body. Together, these minerals can help support healthy aging and prevent common issues like osteoporosis. Calcium potassium supplements are available in a variety of forms, including tablets, capsules, and powders, making it easy to find a product that fits your needs and lifestyle.

At a Glance: Our Top Picks

Nature's Bounty Potassium Gluconate 99 mg, 100 Caplets Cover #TOP 1
Nature's Bounty Potassium Gluconate 99 mg, 100 Caplets
ftb score rating icon 9.8
NOW Supplements Potassium Citrate Capsules Cover #TOP 2
NOW Supplements Potassium Citrate Capsules
ftb score rating icon 9.7
Nature Made Potassium Gluconate 550 mg Cover #TOP 3
Nature Made Potassium Gluconate 550 mg
ftb score rating icon 9.5

Top 10 Calcium Potassium Supplements

Nature's Bounty Potassium Gluconate 99 mg, 100 Caplets

Nature's Bounty Potassium Gluconate 99 mg, 100 Caplets Cover
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

Nature's Bounty Potassium Caplets are an essential mineral supplement that supports fluid balance, muscle activity, and normal heart function. Potassium is needed by the body for mineral balance in the blood and muscle activity. With an easy dose of just one vegetarian caplet a day, Nature's Bounty Potassium Caplets offer convenience and benefits to users. By supporting fluid balance, it can help regulate blood pressure. By supporting muscle activity, it can help prevent cramping during exercise. By supporting normal heart function, it can help maintain a healthy cardiovascular system.

What We Like
Improves sleep quality
Reduces muscle cramps
Effective for nighttime relief

NOW Supplements Potassium Citrate Capsules

1448
Off White
NOW Supplements Potassium Citrate Capsules Cover
NOW Foods Supplements, Potassium Citrate 99 mg, Supports Electrolyte Balance and Normal pH*, Essential Mineral, 180 veg Capsules

Get your essential mineral with NOW Supplements Potassium Citrate Capsules. This supplement supports electrolyte balance and normal pH, critical for maintaining fluid levels, acid-base balance, muscle contraction, healthy heart function, and nerve impulses. The well-absorbed and highly bioavailable form of potassium comes in 180 veg capsules, and is kosher, soy-free, vegan, nut-free, gluten-free, dairy-free, and egg-free. NOW is a family-owned and operated company since 1968, assuring quality with NPA A-rated GMP certification. Take 1 capsule 1 to 5 times daily with food.

What We Like
High quality and consistent
Effective for muscle cramps
Affordable price
Easy to swallow capsules
Supports workout recovery

Nature Made Potassium Gluconate 550 mg

Nature Made Potassium Gluconate 550 mg Cover
Nature Made Potassium Gluconate 550 mg, Potassium Supplements, Dietary Supplement for Heart Health Support, 100 Tablets, 100 Day Supply

Nature Made Potassium Gluconate 550 mg is a dietary supplement designed to support heart health. Each bottle contains 100 tablets, providing a 100-day supply. These tablets help maintain fluid balance and support nerve, muscle, and heart function. With 90 mg of potassium per tablet, this supplement ensures your body gets the essential mineral it needs to function properly. Taking just one tablet daily with water and a meal is all it takes to reap the benefits. This gluten-free supplement is also free from artificial flavors, colors, and preservatives. Nature Made is the number one pharmacist recommended vitamin and supplement brand in the United States, and this product is USP verified. Please note that these statements have not been evaluated by the FDA and the product is not intended to diagnose, treat, cure, or prevent any disease.

What We Like
Effective for muscle cramps
Easy to swallow tablets
Affordable price
Gentle on stomach
USP verified quality
#TOP 4

Nutricost Potassium Citrate 99mg, 500 Capsules

ZL08123
Nutricost Potassium Citrate 99mg, 500 Capsules Cover
Nutricost Potassium Citrate 99mg, 500 Capsules

Nutricost Potassium Citrate 99mg comes in a bottle of 500 capsules, with each capsule providing a maximum serving size of 99mg of Potassium. It is Non-GMO, Gluten Free, Soy Free, and 3rd Party Tested. The product is made in a GMP Compliant, FDA Registered Facility, and the lid may be blue or white. Remember not to exceed the recommended serving size.

What We Like
Leg cramp relief
Muscle recovery support
Gentle on stomach
Long-lasting supply
Affordable and cost-effective

KEY NUTRIENTS Electrolytes Powder - Refreshing Lemonade Drink Mix

500K9433405UK
90 Servings
KEY NUTRIENTS Electrolytes Powder - Refreshing Lemonade Drink Mix Cover
KEY NUTRIENTS Multivitamin Electrolytes Powder No Sugar - Refreshing Lemonade Electrolyte Powder - Sodium & Energy Supplement - Hydration Powder - No Calories - 90 Servings - Made in USA

Stay hydrated and energized with KEY NUTRIENTS Electrolytes Powder. The deliciously refreshing lemonade flavor is perfect for fitness enthusiasts and active individuals. Packed with six key electrolytes and 12 vitamins, combat dehydration and replenish lost fluids with no sugar and no calories. Enjoy it anytime, anywhere by mixing it with any drink or water. Made in the USA, this science-backed product helps power your active lifestyle.

What We Like
Cost-effective electrolyte powder
Improves energy and focus
Positive impact on hydration
Variety of flavors available
Contains extra vitamins and minerals
#TOP 6

Micro Ingredients Hydration Electrolyte Powder

BA-MI-ELE0907
Micro Ingredients Hydration Electrolyte Powder Cover
Micro Ingredients Electrolyte Powder, 2 lbs (139 Servings) | Lemon Raspberry Flavor | High Potassium (1,000mg) + Coconut Water & Real Lemon Juice | No Sugar, Keto Friendly | Non-GMO

Micro Ingredients Electrolyte Powder offers a refreshing lemon raspberry flavor while providing essential hydration. Each serving contains no sugar or calories, making it a guilt-free option for those looking to stay hydrated. With 1,000mg of potassium per scoop, this powder helps maintain electrolyte balance and supports muscle health, especially during strenuous activities or hot weather. The formula is crafted from natural coconut water and real lemon juice, ensuring you get the benefits of real ingredients without any fillers. This product is also non-GMO and free from common allergens, making it a safe choice for everyone.

What We Like
High potassium content
Clean ingredients
Zero sugar, zero calories
Long-lasting quantity
Easy to mix
#TOP 7

Life Enhancement Potassium Supplement

LEM10315
Life Enhancement Potassium Supplement Cover
Life Enhancement High Absorption Potassium Supplement for Muscle, Brain & Bone Health - No Additives High Potency Elemental Potassium Supplement is Made in USA (240 Capsules – 120 Servings)

Life Enhancement Potassium Supplement provides 1020mg of pure potassium bicarbonate in each serving to boost your daily potassium intake. This supplement helps to support the complete health and total well-being of your entire body. The veggie capsules are easy-to-swallow and contain less than 1% Magnesium Stearate. Life Enhancement is a trusted brand that has been creating and manufacturing supplements for over 25 years.

What We Like
Relieves muscle cramps
Supports normal blood pressure
No additives or fillers
Easy-to-swallow capsules
Made in the USA

Lukaree Magnesium Potassium Gummies

Lukaree Magnesium Potassium Gummies Cover
Magnesium Potassium Supplement Gummies - New Formula Calm Magnesium Bisglycinate Gummies & Plant Potassium Plus Chia Seeds, B6, D3, K2 & Calcium for Sleep, Leg Cramps & Muscle - Vegan,120 Count

Lukaree Gummies offer a powerful 10-in-1 formula with Magnesium Glycinate and Potassium Citrate to help with leg cramps and magnesium deficiency relief. The Omega 3, along with Vitamins C, D3, and K2, supports immune health and strong bones. This supplement also aids in regulating fluid balance, promoting restful sleep, and reducing leg cramps. With added Vitamin B6 and Black Pepper Extract, the bioavailability is enhanced for better absorption. These sugar-free strawberry-flavored gummies are easy to take, gentle on the stomach, and a delicious alternative to traditional tablets.

What We Like
Comprehensive 10-in-1 formula
Supports immune health
Regulates fluid balance

Nature Made Potassium Gluconate 550mg

776297
No Color
Nature Made Potassium Gluconate 550mg Cover
Nature Made Potassium Gluconate 550mg, 100 tablets

Nature Made Potassium Gluconate is a potassium supplement that offers a range of benefits for your overall health. This supplement helps control the activity of the heart muscle, ensuring its proper functioning. Additionally, it helps regulate water balance within the body, which is crucial for maintaining hydration levels. Nature Made Potassium Gluconate is free from chemical solvents, yeast, starch, and gluten, making it a suitable choice for individuals with specific dietary needs. With Amazon's careful shipping practices, you can trust that the product will arrive in optimal condition. Improve your heart health and water balance with Nature Made Potassium Gluconate.

What We Like
Affordable price
Fast shipping
Relieves leg cramps
Reduces fatigue
Better than store options
#TOP 10

NaturalSlim Kadsorb Natural Potassium Citrate Supplement

shoushent-025
NaturalSlim Kadsorb Natural Potassium Citrate Supplement Cover
NaturalSlim Natural Potassium Citrate Gluconate 99 mg - Kadsorb Supports Electrolyte Balance & Normal pH - Absorbable Potassium Supplements with Essential Minerals - Non GMO 400 Capsules 1 Pack

NaturalSlim Kadsorb Natural Potassium Citrate Supplement is a unique and absorbable type of potassium citrate that helps to reduce acidity and supports electrolyte balance and normal pH. It helps to speed up your metabolism, keeps bodily systems in good condition, and supports your blood, bone, and muscle. You can pair it with magnesium supplements for extra health benefits. With 99mg and 400 capsules, this non-GMO and gluten-free supplement is a great source of essential macrominerals for your health.

What We Like
Easy to swallow capsules
No unpleasant aftertaste
Clear dosage instructions
Natural and well-packaged
Supports electrolyte balance
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Can you take calcium and potassium supplements together?

No interactions were found between Calcium 600 D and potassium chloride. However, this does not necessarily mean no interactions exist. Always consult your healthcare provider.

2. What is calcium magnesium potassium good for?

A healthy, balanced diet plays a major role in blood pressure control. And you should consume some specific minerals on a regular basis for good blood pressure management: calcium, magnesium, and potassium.

3. How much calcium magnesium and potassium should I take?

Natural diet If a daily energy need of 2100 kcal is satisfied by such a diet composition, the daily intake of sodium is approximately 500 mg, that of potassium about 7400 mg, that of calcium approximately 1100 mg, and that of magnesium about 800 mg.

Editor's Notes

During our calcium potassium supplement research, we found 24 calcium potassium supplement products and shortlisted 10 quality products. We collected and analyzed 505,955 customer reviews through our big data system to write the calcium potassium supplements list. We found that most customers choose calcium potassium supplements with an average price of $15.57.

The calcium potassium supplements are available for purchase. We have researched hundreds of brands and picked the top brands of calcium potassium supplements, including Nature's Bounty, NOW Foods, Nature Made, Nutricost, KEY NUTRIENTS. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.