Supersmart

SuperSmart Potassium Bicarbonate

Potassium
Capsule
Magnesium
120

4.4/ 5 on Amazon810Amazon ratings400+bought last month4.1ProductDome score

More reviewed than 61%

High confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology

Best forYour routine calls for potassium in bicarbonate form specifically.

A vegetarian, non-GMO potassium bicarbonate capsule at a 1350 mg dose for those who want this specific mineral form.

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ProductDome scorecard

How it ranks among the 93 potassium we track

4.1/ 5ProductDome scoreHigh confidence

Owner satisfaction · 56% of scorecategory median 4.6★4.4

4.4★ across 810 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 362 ratings3.6

810 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score3.5

400+ bought on Amazon last month.

Data quality · 11% of score3.8

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 93 potassium we track - how the scorecard works · full potassium data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

A potassium bicarbonate capsule supplement dosed at 1350 mg per serving, packaged 120 vegetarian capsules to a bottle and positioned for pH and acid-base mineral balance.

Potassium bicarbonate is an alkaline form of potassium sometimes used alongside diet for acid-base balance, distinct from potassium citrate or chloride forms. The capsules are non-GMO and gluten free, vegetarian rather than gelatin-based.

120 vegetarian capsules per bottle
1350 mg potassium bicarbonate per capsule
Non-GMO
Gluten free

Who it's for

For people specifically looking for the bicarbonate form of potassium rather than citrate or chloride. Not the choice for anyone needing a flavored or powder format, since this is capsules only.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out

1350 mg dose per capsule
Vegetarian capsule shell
Non-GMO and gluten free

What to check first

Unflavored capsule only, no powder or liquid option
No clinical dosing guidance listed beyond the capsule itself

Performance notes

Each capsule delivers a fixed 1350 mg dose of potassium bicarbonate, taken orally with the vegetarian capsule shell dissolving in the digestive tract like a standard capsule supplement.

Specifications

Brand	Supersmart
Form	Capsule
Supplement Type	Magnesium
Count	120
Flavor	Unflavored
Benefits	Health Supplement
Diet	Gluten Free, Vegetarian
Allergens	Gluten Free

How it compares

This product against the closest alternatives we track in potassium.

Product	Amazon rating	Ratings	ProductDome score
SuperSmart Potassium BicarbonateThis product	4.4 / 5	810	4.1 / 5
NOW FOODS Potassium CitrateNow	4.7 / 5	22,400	4.6 / 5
Nature Made Potassium Gluconate 550 mgNATURE	4.7 / 5	15,900	4.6 / 5
Nutricost Potassium Citrate 99mgNutricost	4.7 / 5	14,800	4.6 / 5
NaturalSlim Natural Potassium Citrate Gluconate 99 mgNaturalSlim	4.8 / 5	13,600	4.7 / 5

Frequently asked

Questions about the Supersmart potassium

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

What form of potassium is in SuperSmart's supplement?

Potassium bicarbonate, dosed at 1350 mg per capsule.

How many capsules come in a bottle?

120 vegetarian capsules.

Is this supplement gluten free?

Yes, it is labeled gluten free and non-GMO.