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evidence · mechanism · dose
Supplements/Mineral

Potassium Bicarbonate

Alkaline potassium salt that reduces bone resorption.

Bone Health

Overview

Alkaline potassium salt that reduces bone resorption.

Natural sources
    Common forms

      Forms & variants of Potassium

      Different chemical forms of Potassium behave differently. Browse each form's mechanism, bioavailability, and best-use context.

      Parent
      Potassium

      Major intracellular cation essential for BP control, muscle function, and acid-base balance.

      Mechanism of action

      Buffers metabolic acid load → reduces calcium loss from bone.

      Pathways

        Effects on the body

        Organ system effects

        Evidence-based benefits

        Reduces urinary calcium and bone resorption markers

        Moderate evidence

        Potential side effects

        Common
        • · GI upset
        Rare
        • · Hyperkalemia
        Serious
        • · Avoid with K-sparing diuretics

        Drug interactions

        No notable interactions reported.

        Supplement interactions

        Pairs well with

        None listed.

        Avoid combining with

        No specific avoidances listed.

        Dosing & bioavailability

        Typical dose
        60–90 mmol/day
        With food?
        With meals

        Where to buy

        Affiliate-style search links to reputable retailers. We don't endorse specific brands — verify third-party testing (USP, NSF, Informed Sport) before purchase.

        Mineral
        Potassium Bi…
        Amazon
        Wide selection · fast shipping
        Mineral
        Potassium Bi…
        iHerb
        Global delivery · curated brands
        Mineral
        Potassium Bi…
        Thorne
        Practitioner-grade · NSF tested

        Scientific evidence (8)

        RCTN Engl J Med · 1994

        KHCO3 on bone markers

        Sebastian A, et al.

        18-day trial in 18 postmenopausal women.

        Key findings

        Reduced urinary calcium and improved nitrogen balance.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — Reduces urinary calcium and bone resorption markers

        Live PubMed search

        Live results for "Potassium Bicarbonate Reduces urinary calcium and bone resorption markers" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "Reduces urinary calcium and bone resorption markers". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — randomized controlled trial

        Live PubMed search

        Live results for "Potassium Bicarbonate randomized controlled trial" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — meta-analysis

        Live PubMed search

        Live results for "Potassium Bicarbonate meta-analysis" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "meta-analysis". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — pharmacokinetics

        Live PubMed search

        Live results for "Potassium Bicarbonate pharmacokinetics" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "pharmacokinetics". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — safety adverse events

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        Live results for "Potassium Bicarbonate safety adverse events" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "safety adverse events". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewPubMed (NLM) · 1970

        PubMed: Potassium Bicarbonate — dose response

        Live PubMed search

        Live results for "Potassium Bicarbonate dose response" across the PubMed/MEDLINE peer-reviewed index.

        Key findings

        Opens current human and preclinical literature matching Potassium Bicarbonate and "dose response". Filter by RCT, meta-analysis, or year on the results page.

        Open study
        Systematic reviewGoogle Scholar · 1970

        Google Scholar: Potassium Bicarbonate — clinical evidence

        Live Scholar search

        Cross-database citation index for Potassium Bicarbonate as it relates to "clinical evidence".

        Key findings

        Includes preprints, theses, and journal articles. Useful for tracking citation counts and follow-on work.

        Open study
        Educational use only. This profile is not medical advice. Consult a qualified healthcare professional before starting any supplement, especially if you take prescription medication or have a chronic condition.