A decade in the past, in the event you’d requested me about potassium, I most likely would have mentioned one thing obscure about bananas and muscle cramps. That was in regards to the extent of what I understood. However the extra I’ve discovered about minerals and the physique’s electrical system, the extra satisfied I’m that potassium is among the most neglected items of the wellness puzzle.
This issues extra now than ever as a result of many people live in an odd mixture of overfed and undernourished. We frequently eat loads of energy whereas nonetheless lacking the minerals that assist the physique produce power, regulate stress, and talk on the mobile stage. I’ve talked earlier than about “nature deficit dysfunction” and the way disconnected we’ve turn out to be from the rhythms and meals people historically relied on. Potassium is among the lacking puzzle items from these pure rhythms.Â
Our ancestors ate potassium-rich meals like roots, fruits, broths, and mineral-rich crops. Nonetheless, trendy diets usually comprise far much less of those meals and minerals generally. Once I deliberately replenished potassium alongside sodium and magnesium, I seen a dramatic distinction in my power, temper, and total resilience.
Why Potassium Is So Necessary
Potassium is taken into account the physique’s main intracellular electrolyte. Merely put, most potassium exists inside our cells. Sodium, against this, largely exists exterior the cells. Collectively, these minerals assist create {the electrical} cost that enables the physique to perform correctly. Understanding this course of actually modified how I thought of well being.Â
We have a tendency to consider the physique primarily as a chemical system, nevertheless it’s additionally electrical. Each heartbeat, muscle contraction, nerve impulse, and mind sign depends on electrical communication. Potassium helps regulate that communication.
It influences how cells hearth, how muscle mass contract, how the guts maintains rhythm, and even how calm or harassed we really feel. When potassium is low, these programs can turn out to be much less steady. That is one motive why deficiency signs can present up in so many alternative methods.
I like to consider the three main electrolytes in easy phrases. Sodium is the charger, magnesium is the relaxer, and potassium is the balancer. Potassium helps stabilize the system. It really works behind the scenes to assist the physique keep regular power and correct communication between cells. With out sufficient potassium, the physique can begin to really feel prefer it’s operating on unstable wiring.
Understanding the Sodium-Potassium Pump
One of the fascinating elements of potassium’s function within the physique is the way it works within the sodium-potassium pump. This course of always strikes sodium and potassium out and in of cells to take care of electrical stability. It occurs repeatedly, all day lengthy, and it requires an unlimited quantity of power from the physique to maintain operating.
This electrical trade powers lots of the programs we rely on each second of the day. It helps nerve signaling, mind perform, muscle motion, heartbeat rhythm, and mobile power manufacturing. Our physique makes use of an enormous share of power to take care of this electrical stability. That’s a part of why minerals matter a lot for total well being and power ranges.
When potassium ranges are too low, this method turns into much less environment friendly. The consequence can seem like fatigue, mind fog, sluggish metabolism, blood sugar points, feeling anxious and overstimulated. It’s one motive why I feel minerals are sometimes lacking from the dialog round power stress and low power. We will focus so closely on hormones and energy whereas overlooking the minerals that assist energy the physique within the first place.
Calming Potassium For the Nervous System
Potassium additionally performs a serious function in regulating the nervous system. Sodium prompts nerve indicators, whereas potassium resets the nerves afterward to allow them to hearth usually once more. With out sufficient potassium, nerves overreact or keep in a heightened state longer than they need to.
This may occasionally assist clarify why low potassium is typically related to signs like coronary heart palpitations, twitching, inside shakiness, or anxious emotions. I discover this particularly fascinating as a result of so many individuals as we speak appear caught in a relentless fight-or-flight state. Stress administration issues, however minerals assist the nervous system really feel secure sufficient to settle down.
As soon as I targeted on getting sufficient minerals on a regular basis, I felt calmer with out making an attempt so exhausting to loosen up. It wasn’t that stress disappeared from life, however my nervous system felt extra resilient and fewer reactive. Potassium appears to behave nearly like a stabilizing sign to the physique, serving to all the pieces perform extra easily and steadily.
The Potassium and Blood Sugar Connection
One other space the place potassium performs a surprisingly essential function is blood sugar regulation. Cells require potassium to absorb glucose. When potassium is just too low, insulin can turn out to be much less efficient. This then means the physique has to work tougher to take care of steady blood sugar.
So low potassium can generally mimic insulin resistance, even in people who find themselves in any other case consuming a nutrient-dense weight-reduction plan. This connection is particularly essential throughout hormonally demanding seasons of life like being pregnant, postpartum, perimenopause, and menopause. Our physique wants much more minerals (by rather a lot!) throughout these instances.
I’ve turn out to be more and more satisfied that many blood sugar and power points aren’t nearly carbs or energy alone. The physique additionally wants the correct mineral stability to make use of power. Potassium is among the minerals that makes that course of attainable.
Why Potassium is a Lacking Piece For Many
Most individuals merely aren’t getting sufficient potassium anymore. Estimates differ, however many specialists recommend adults want about 3,400 to 4,700 milligrams per day. Most individuals barely get half of that.Â
A part of the issue is that trendy diets look very totally different from ancestral diets. Previously we ate potassium-rich meals on a regular basis by means of roots, fruits, leafy crops, and mineral-rich broths. At present, many diets are closely primarily based round processed meals which are excessive in sodium however very low in potassium. This creates an imbalance that may have an effect on hydration, blood stress, and mobile perform.
One other issue is that some individuals keep away from meals naturally wealthy in potassium. Low-carb and ketogenic diets, whereas useful for some individuals in sure conditions, usually eradicate potassium wealthy meals. These embrace fruit, potatoes, and beans, a few of the greatest dietary sources of potassium. I feel there’s a stability right here. Whereas these approaches can have advantages, it’s essential to deliberately change the minerals these meals would usually present.
Stress additionally will increase potassium loss. When cortisol is chronically excessive, it adjustments the way in which the kidneys deal with minerals. After which we’re eliminating extra potassium by means of urine. So ongoing stress doesn’t simply have an effect on us emotionally. It adjustments the physique’s mineral stability in very actual bodily methods.
Potassium and Digestive Well being
Surprisingly, potassium additionally performs an important function in our digestion. Digestive tract muscle mass depend on potassium to contract and transfer meals by means of the intestine. When potassium is low, digestion will be sluggish.
You would possibly discover constipation, bloating, and meals shifting by means of too slowly. Many individuals solely take into consideration fiber in the case of digestive well being, however minerals are simply as essential. Minerals assist the digestive system muscle mass perform usually. Correct hydration additionally hinges on satisfactory electrolytes. One more reason why potassium issues for intestine well being.
Indicators You Have Low Potassium
Testing for potassium has its limits and I don’t suppose blood checks are probably the most correct choice right here. Low potassium is tough to establish as a result of the blood checks don’t give a transparent image of what’s occurring inside cells. Our physique tightly regulates potassium blood ranges, even when our shops are low.Â
That mentioned, there are a number of signs that may clue us in to low potassium ranges. These embrace:
- Fatigue
- Muscle cramps
- Constipation, bloating, and digestive points
- Blood sugar swings
- Coronary heart palpitations and hypertension
- Anxiousness or feeling shaky internally
- Fluid retention and salt cravings (the physique’s means of making an attempt to rebalance electrolytes)
In fact, these signs can have many attainable causes, and potassium isn’t at all times the reply. However I feel it’s essential we a minimum of contemplate minerals as a part of the dialog, particularly as a result of deficiency is so widespread and infrequently neglected.
Potassium, Sodium, and Magnesium Play Nicely Collectively
I hardly take into consideration potassium as a stand alone mineral anymore as a result of it really works so carefully with sodium and magnesium. These three minerals type what I consider because the electrolyte trifecta.
Sodium helps regulate fluid stability exterior the cells. Potassium helps regulate stability contained in the cells. Lastly, magnesium helps the processes that enable all the pieces to perform correctly collectively. When one mineral is low, our physique has a tougher time utilizing the opposite minerals successfully.
For instance, If we’re low on potassium the physique can maintain onto an excessive amount of sodium. This results in puffiness and elevated blood stress. It may well additionally make magnesium dietary supplements really feel much less efficient as a result of {the electrical} stability contained in the cells nonetheless isn’t functioning optimally. This interconnectedness is one motive why specializing in only one mineral in isolation usually doesn’t totally remedy the issue.
Finest Meals Sources of Potassium
Many complete meals have potassium, we simply should prioritize consuming them. A number of the richest sources embrace:Â
- Potatoes and candy potatoes
- Avocados
- White beans
- Coconut water
- Leafy greens and spinach
- Citrus fruits and melons
- Squash
- Tomatoes
- Salmon
- Beets
- Kiwi
- Pomegranate
Most of us consider bananas, however they’ve much less potassium in comparison with lots of the above meals… though they have a tendency to get all the credit score. Â
I prioritize potassium-rich meals seasonally at any time when attainable. Throughout hotter months, I naturally crave extra hydrating meals like fruit and coconut water, particularly after exercises or sauna periods. In colder months, I are likely to rely extra on root greens and warming meals. I’ve discovered that merely rising these meals constantly could make a noticeable distinction in power and hydration.
A Notice About Potassium Dietary supplements
Whereas I prioritize potassium wealthy meals, I additionally add some supplemental potassium. Let me give an essential caveat right here although.Â
In relation to including further magnesium and sodium into our weight-reduction plan, most of us can tolerate pretty massive quantities. However, potassium ranges extra quickly shift and an excessive amount of will be harmful. These signs can vary from muscle weak spot and coronary heart palpitations to severe coronary heart issues.
Over-the-counter potassium dietary supplements comprise comparatively small doses and are tightly managed. Since potassium impacts coronary heart rhythm and electrical signaling, stability issues rather more than taking massive quantities.
I desire to start out with meals first and use LMNT electrolytes as wanted for balanced mineral consumption. Then if I really feel like I want some extra, I’ll take a potassium complement. As at all times, that is extremely individualized, and it’s essential to concentrate to how your individual physique responds.
Potassium and the “Electrical Physique”
One idea I preserve coming again to is the concept the physique is essentially electrical. Minerals aren’t simply vitamins within the conventional sense. They assist create {the electrical} surroundings that lets our cells talk.
Potassium performs a serious function in sustaining that steady electrical surroundings. When ranges are good we’ve got extra regular power, calmer nerve signaling, extra steady blood sugar, smoother muscle perform, and balanced hydration. When ranges are too low, we as a substitute begin to really feel overstimulated but exhausted on the identical time.
It’s one motive why individuals usually discover large enhancements once they lastly deal with mineral deficiencies. Generally what looks like power stress or low power could partly be the physique struggling to take care of electrical stability on the mobile stage.
Remaining Ideas on Potassium
The deeper I dive into mineral well being, the extra satisfied I’m that potassium is among the most underrated vitamins in trendy wellness. It impacts practically each system within the physique, from the nervous system and hormones to digestion, blood sugar, and power manufacturing. But most individuals get far lower than the physique wants. Particularly in as we speak’s high-stress, extremely processed trendy surroundings.
For me, specializing in potassium alongside sodium and magnesium was one of the vital noticeable foundational shifts I’ve made for my well being. I seen feeling calmer, extra energized, and extra resilient total. Whereas potassium isn’t a magic repair, the physique capabilities remarkably higher once we give it the minerals it wants.
Do you attempt to get potassium in your weight-reduction plan? What are some methods you attempt to get sufficient? Depart a remark and tell us!

