Potassium Supplement. Optimal Fitness and Performance.

Are you tired of feeling sluggish and lacking energy during workouts? Do you constantly hit a wall mid-run or struggle to make it through your weightlifting sets without feeling exhausted? It may be time to add a potassium supplement into your daily routine. Most people associate this mineral with bananas, but the reality is that potassium plays a crucial role in our overall health and athletic performance. In this blog post, we will explore the numerous benefits of adding a potassium supplement to your diet, how it can enhance both fitness and performance, and which foods are high in this essential nutrient. So grab a snack (preferably one rich in potassium) and let’s dive into why this supplement could be exactly what you need for optimal fitness results.

What is Potassium?

Potassium is a mineral that plays a vital role in maintaining the balance of fluids and electrolytes in your body. It’s an electrolyte, which means it carries an electric charge that helps to regulate many bodily functions, including muscle and nerve activity. Potassium is also important for maintaining healthy blood pressure, and it may even help to reduce your risk of heart disease.

It helps to maintain an electrical balance between your cells and the fluids that surround them. This balance is crucial for the functioning of your nerves, muscles, and organs. Specifically, potassium helps to regulate the electrical impulses that help your muscles to contract and your heart to beat, among other things. Potassium also helps to regulate the balance of sodium in your body, which in turn affects your blood pressure.

What is Potassium Citrate?

Potassium citrate is a bioavailable salt of potassium and citric acid. It’s often used as a potassium supplement to help prevent kidney stones formation, particularly in patients with recurrent calcium oxalate stones, a condition related to a high urinary calcium excretion. Potassium citrate works by raising your urinary citrate levels, which inhibits calcium crystal formation and reduces the risk of stone formation. Potassium citrate also has a mildly alkalizing effect on your urine, which helps to dissolve some types of uric acid stones.

What is Potassium Chloride?

Potassium chloride is another form of potassium typically used as a dietary supplement to help address potassium deficiency or hypokalemia. It’s an essential electrolyte that your body needs to maintain healthy fluid and electrolyte balance, proper nerve and muscle function, and regular heartbeat. Potassium chloride works by repleting low potassium levels in your body, which can be caused by excessive sweating, vomiting, diarrhea, or certain medications such as diuretics and corticosteroids. It can also be used as a salt substitute for people with sodium restrictions or high blood pressure.

History and Culture of Potassium

Potassium has a rich history and cultural significance. It was first isolated in 1807 by Humphry Davy, an English chemist, who obtained it from the mineral potash. The name potassium comes from the English word “potash,” which was derived from the Dutch word “potasch,” meaning “pot ashes.” Potassium is a critical mineral in the human diet, and many cultures have used it for medicinal purposes for centuries. For instance, in traditional Chinese medicine, potassium-rich herbs like Ban Xia (Pinellia ternata) are in use to treat nausea, vomiting, and digestive problems. In Ayurvedic medicine, potassium-rich foods like bananas and coconut water are used to balance bodily fluids and enhance vitality.

What are Electrolytes?

Electrolytes are vital minerals that play a critical role in maintaining proper fluid balance in our body and overall performance. It’s essential to replenish lost electrolytes during activities that produce sweat, such as exercise or hot weather conditions. Consuming adequate amounts of water is also essential to keep our body hydrated, but drinking only water won’t replenish lost electrolytes, which can lead to dehydration and exhaustion. Ensure to include the essential minerals such as sodium, potassium, magnesium in your diet.

When it comes to human health, some of the most important electrolytes in the body are:

Where is Potassium Located in the Body?

Potassium is mainly inside the cells of the body and is the most abundant intracellular cation, or positively charged ion. About 98% of the body’s potassium is located inside cells, with the remaining 2% found in the extracellular fluid, including the blood plasma, lymph fluid, and cerebrospinal fluid. The concentration of potassium is essential to regulate the excitability of cells, such as nerve and muscle cells. Potassium moves in and out of cells through specialized channels that open and close in response to changes in membrane potential.

What Potassium Does For the Body

Potassium is an essential nutrient that plays a vital role in maintaining a healthy body. Its benefits range from maintaining muscle function to supporting heart health and promoting fluid balance. Ensure that you are getting your daily recommended intake of potassium- rich food like bananas, avocados, and tomatoes to reap the benefits of this essential nutrient. However, incorporating potassium-rich foods in your diets can help prevent a host of issues related to insufficient potassium levels, including muscle weakness, cramping, and other health concerns.

Benefits of Potassium

Supports Heart Health

Potassium is essential for regulating your heartbeat, and a deficiency in this mineral can lead to irregular heartbeats or arrhythmias. Additionally, a diet rich in potassium has been linked to a lower risk of hypertension and stroke. According to the American Heart Association, adults should aim for 4,700 milligrams of potassium per day. Potassium chloride can help support a healthy heart by maintaining a regular heartbeat, ensuring proper blood flow, and balancing electrolytes. Some of the potassium-rich foods that can help you meet that goal include avocados, sweet potatoes, bananas, and white beans.

May Protect Against Stroke

Several studies suggest that higher potassium intake reduces the risk of ischemic stroke, a condition caused by blood clots blocking blood flow to the brain. Potassium controls blood pressure levels, which lowers the risk of stroke.

Promotes Kidney Health

Kidneys play a crucial role in filtering out waste and toxins from our body. Studies show that high potassium intake is beneficial for people with kidney problems. It helps reduce the risk of kidney stones formation and prevents the development of chronic kidney disease. Potassium citrate is known to prevent the formation of kidney stones by reducing the acidity of urine.

May Aid in Muscle Function

Potassium is crucial for proper muscle function, including the contraction and relaxation of muscles. It helps to regulate the balance of fluids in the muscle cells, which is essential for optimal performance during exercise. Additionally, potassium shows to decrease muscle cramps and soreness. If you’re looking to boost your potassium intake for muscle health, try incorporating spinach, oranges, salmon, and coconut water into your diet.

May Prevent Muscle Cramps

Potassium plays a vital role in maintaining muscle function, including the function of smooth and skeletal muscles. Low potassium levels can cause cramps, muscle weakness, and twitching. Adequate potassium intake, particularly when combined with other minerals, can help prevent painful muscle cramps. Potassium chloride is necessary for the proper functioning of your muscles and nerves. 

May Help Regulate Fluid Balance

Potassium and sodium work together to maintain the balance of fluids in our body. Potassium is essential in regulating fluid balance, which is essential in reducing the risk of dehydration, high blood pressure, and swelling.

May Reduce Anxiety and Stress

Potassium regulates the communication between the brain and the body, improving cognitive functions. It helps to reduce anxiety and stress by normalizing the level of cortisol, a hormone related stress hormones. Studies show that consuming potassium-rich foods can help people suffering from anxiety and depression.

May Boost Metabolism

Potassium helps in converting food into energy, which helps in the overall functioning of the body. Potassium is a vital mineral that supports digestion, helps in nerve impulses, and assists the muscles in functioning correctly.

Promotes Bone Health

While calcium tends to get all the credit for bone health, potassium is also essential for maintaining strong bones. Research has shown that a potassium-rich diet may reduce the risk of osteoporosis, especially in postmenopausal women. Potassium citrate can also benefit your bone health by reducing the risk of osteoporosis. Foods that are high in both potassium and calcium include kale, collard greens, almonds, and plain yogurt.

May Improve Athletic Performance

Potassium plays a crucial role in muscle function, making it important for athletes and active individuals. It helps to regulate muscle contractions and can prevent muscle cramps and fatigue. Additionally, potassium assists with energy production, allowing you to exercise for longer periods of time.

May Aid in Digestion

Potassium promotes healthy digestion by aiding in the movement of food through the digestive system. It also helps to regulate fluid balance in the body, preventing constipation and promoting regularity. In addition, potassium citrate can help improve the absorption of nutrients in your gut by promoting healthy bowel movements.

May Help to Lower Blood Pressure

High blood pressure is a significant risk factor for heart disease and stroke. However, a diet that is rich in potassium can help to lower blood pressure. Potassium helps the body to excrete sodium, which is a significant contributor to high blood pressure. So, if you’re looking to maintain healthy blood pressure levels, reach for potassium-rich foods like squash, apricots, beets, and lentils. Potassium citrate, in particular, has been found to be effective at reducing blood pressure.

May Boost Brain Function

Potassium plays a vital role in brain function, including cognitive processing, learning, and memory. A study published in the journal Neurology found that people with low potassium levels were at a higher risk of cognitive decline and dementia. Some of the potassium-rich foods that can help to boost brain function include black beans, baked potatoes, almonds, and broccoli.

Benefits of Potassium Supplements

Side Effects of Potassium Supplements

Digestive Problems

One of the most common negative side effects of potassium chloride is digestive problems. This supplement can cause diarrhea, nausea, stomach cramps, and vomiting. These symptoms are usually mild and don’t require medical attention. However, if you experience severe diarrhea or vomiting, you should seek medical attention immediately as these symptoms can cause severe dehydration. Potassium citrate can cause upset stomach or indigestion, especially if you take it on an empty stomach. In some cases, diarrhea or constipation may also occur. 

Electrolyte Imbalances

While potassium chloride is often used to balance electrolytes in the body, taking too much of this supplement can actually lead to electrolyte imbalances. This can cause a range of symptoms, including muscle weakness, confusion, irregular heartbeats, and seizures. If you experience any of these symptoms, seek medical attention immediately.

Allergic Reactions

In some cases, people may develop allergic reactions to potassium chloride. This can cause hives, difficulty breathing, swelling of the face, throat, or tongue, and other symptoms of anaphylaxis. If you experience any of these symptoms after taking potassium chloride, seek medical attention immediately.

Medication Interactions

Potassium chloride may interact with certain medications, particularly those used to treat high blood pressure, heart disease, and kidney disease. This can lead to dangerous side effects, including changes in heart rate and blood pressure. If you’re taking any medications, ask your doctor whether you should avoid taking potassium chloride or if there are any other precautions you should take.

Kidney Problems

Consuming too much potassium can put additional stress on your kidneys, leading to impaired kidney function. This is especially a concern for individuals who have pre-existing kidney problems. If left untreated, this could lead to other health issues.

Heart Problems

Potassium levels that are too high can result in a variety of heart problems, especially if you have a pre-existing heart condition. An irregular heartbeat, or arrhythmia, is a common side effect of potassium toxicity. However, this condition can lead to heart attacks in extreme cases and can be life-threatening.

Hormone Imbalance

Another hidden danger of potassium toxicity is that it can affect your hormone levels. Excess potassium can interfere with aldosterone secretion, a hormone responsible for regulating salt and water balance in the body. Hormone imbalances due to excess potassium could lead to underactive adrenal glands, hypertension, or other hormonal imbalances.


Potassium citrate has a natural diuretic effect on the body, which can cause increased urination. This can lead to dehydration if you don’t drink enough fluids. Make sure to drink water or other fluids throughout the day to help offset this side effect. You may even want to include an electrolyte drink in your routine to help replenish lost minerals. If you’re experiencing symptoms of dehydration like dry mouth, fatigue, or headaches, it’s important to seek medical attention immediately.

Nausea and Vomiting

Consuming too much potassium can result in nausea, vomiting, and diarrhea. This happens when your body tries to eliminate the excess potassium, and flushing it out of your system via bowel movement is the body’s natural reaction.


Hyperkalemia is a condition that occurs when there is too much potassium in the blood. This can lead to muscle weakness, fatigue, nausea, and other symptoms. If you’re taking potassium chloride and experience any of these symptoms, seek medical attention immediately.

Pregnancy and Breastfeeding

If you are pregnant or breastfeeding, it’s important to speak with your doctor before taking a potassium supplement. While potassium is essential for both you and your baby’s health, too much of it can be harmful. Additionally, some supplements may contain harmful additives or other ingredients that could harm your developing baby. Your doctor can help you determine what dosage is safe for you and your baby.

Can Potassium Lower Blood Pressure?

Many studies have shown that a diet rich in potassium can lower blood pressure. One such study involved over 12,000 participants and found that those who had a higher intake of potassium had lower blood pressure levels. Another study stated that increasing potassium intake could reduce systolic blood pressure (top number) by 4.4 mmHg and diastolic blood pressure (bottom number) by 2.5 mmHg. However, these findings suggest that increasing potassium intake can be an effective way to manage high blood pressure.

Can Potassium Make You Sleepy?

Poor sleep can cause a plethora of other health problems, such as increased anxiety, digestive issues, and even depression. With a little bit of effort and adding the right foods to your diet, you can solve this problem and get the deepest and most restorative sleep possible. Potassium-rich foods not only have numerous health benefits, but they can also help relax your muscles, reduce stress levels, balance blood sugar levels, maintain heart health, and regulate melatonin production, all of which are essential elements for good sleep.

Potassium Dosages

There are a number of different forms of potassium supplement that may be helpful for you after consulting a physician or nutritionist for approval.

Where to Buy Potassium Supplements

You can purchase potassium supplements in powder form at BulkSupplements.com. The company is an industry-leading manufacturer and distributor for pure dietary supplements. BulkSupplements.com is not just a consumer brand. Evidently, it also supplies pure ingredients to other brands that distribute other food and supplement products. All products at BulkSupplements.com are manufactured and tested according to current and proper manufacturing practices.




Bottom Line

Consuming potassium-rich foods regularly can have several health benefits and helps the body function correctly. It helps maintain kidney function, support heart health, and reduce the risk of stroke and kidney stones. The mineral also helps the body effectively break down nutrients and convert them into energy, boosting metabolism. Embrace a healthy diet and lifestyle by adding foods high in potassium to your diet, such as bananas, spinach, sweet potatoes, and avocados. So, start incorporating potassium-rich foods in your everyday diet to enjoy these benefits and lead a healthy life.

**These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.

Author: BulkSupplements Staff