Common companions listed in potassium supplement formulas include sodium, calcium, chloride, magnesium, and zinc.
Potassium supplements commonly appear as gummies, capsules, tablets, and powders.
Per‑serving potassium amounts vary by product and formulation, but the listings show a typical range of about 26 mg up to 200 mg per serving. Specific products may list amounts such as 40 mg or 140 mg, so always check the label for the exact amount.