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Head-to-head evidence comparison — which supplement is right for you?
TUDCA wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
10 of 15 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
5 of 5 studies with measurable effects showed benefit.
Top outcomes
99-500mg daily from supplements (food provides more)
With food to reduce GI upset, Spread throughout day, During/after exercise for athletes
Potassium Citrate or Potassium Gluconate
250-500mg daily for general support; up to 1500mg for therapeutic use
With meals containing fat, Before or with fatty meals
TUDCA capsules (pure tauroursodeoxycholic acid)
2-4 weeks
1-2 weeks
Long-term
With excess or kidney issues
4-8 weeks
1-2 weeks
8-12 weeks
Effect of changes in potassium intake on blood pressure: a dose–response meta-analysis of randomized clinical trials (2000–2024)
Clinical Kidney Journal (2025) · Meta analysis · n=2500
Dose-response analysis of RCTs from 2000-2024
Magnesium and Potassium Supplementation for Systolic Blood Pressure Reduction in the General Normotensive Population: A Systematic Review and Subgroup Meta-Analysis for Optimal Dosage and Treatment Length
Nutrients (2024) · Meta analysis
Both supplements demonstrated greater reductions in SBP for the general population at lower dosages and longer treatment durations.
Sex-specific associations between sodium and potassium intake and overall and cause-specific mortality: a large prospective U.S. cohort study, systematic review, and updated meta-analysis of cohort studies
BMC medicine (2024) · Meta analysis · n=237036
Meta-analysis examining Potassium efficacy
The bile acid TUDCA and neurodegenerative disorders: An overview
Life sciences (2021) · Systematic review
The tauroursodeoxycholic acid (TUDCA), one of the acids found in bear bile, is a hydrophilic bile acid and naturally produced in the liver by conjugation of taurine to ursodeoxycholic acid (UDCA).
Nutraceutical, Dietary, and Lifestyle Options for Prevention and Treatment of Ventricular Hypertrophy and Heart Failure
International journal of molecular sciences (2021) · Systematic review
The potential advantages of whole-food plant-based diets, moderation in salt intake, avoidance of phosphate additives, and regular exercise training and sauna sessions are also discussed.
Trial of Sodium Phenylbutyrate-Taurursodiol for Amyotrophic Lateral Sclerosis
The New England Journal of Medicine (2020) · Rct · n=137
A total of 137 participants were randomly assigned in a 2:1 ratio to receive sodium phenylbutyrate-taurursodiol (89 participants) or placebo (48 participants).
Based on one phase 3 RCT in ALS showing modest functional improvement and systematic reviews suggesting neuroprotective effects. Effect size is conservative given single disease population study and limited human data for other neurological conditions.
AI-estimated from published studies. Interpret as directional guidance.
TUDCA has a higher evidence score (6/10 vs 8.5/10) and wins in 2 of 3 categories.
For reduce inflammation, TUDCA has a higher relevance score (95 vs 85).
No known interactions between Potassium and TUDCA have been documented in our database. However, always consult a healthcare provider before combining supplements.