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Mineral

Potassium

Potassium is an essential mineral and electrolyte found in fruit, vegetables, legumes and dairy.

CardiovascularFitnessBone & JointOrgan FunctionLongevity

What it is studied for

The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.

Blood pressureCardiovascularStrongA3 studies
Hydration BalanceEssential Health · FitnessModerateBNo linked study
Bone densityBone & JointModerateBNo linked study
Kidney HealthOrgan FunctionSmallCNo linked study
Muscle RecoveryFitnessSmallCNo linked study
Oxidative stressLongevitySmallCNo linked study
Every rating with its studiesGrouped by health goal, with the publications behind each rating

Key studies

The most recent publications linked to Potassium's ratings.

Insights into the association of potassium intake with blood pressure: results of a dose-response meta-analysis of randomized controlled trials2020The effect of potassium supplementation on blood pressure in hypertensive subjects: A systematic review and meta-analysis.2017The role of dietary potassium in hypertension and diabetes2016

Why people take it

Essential Health21.9%
Energy16.7%
Fitness12.9%
Immune Support12%
Bone & Joint8.8%
Gut Health5.9%

SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.

Sources

  1. SuppCo · Potassium nutrient profile

Further reading

Illustration for Potassium.GuideAdrenal cocktail: what orange juice, coconut water and salt actually doThe cortisol cocktail supplies sugar, electrolytes and vitamin C. What of that is supported by evidence, and when fatigue needs a different answer.Read the article Illustration for Potassium.GuidePotassium in the blood: reference range, causes and useful follow-up testsWhat low and high potassium levels mean, why the blood draw itself can affect the result, and which companion values help.Read the article