Skip to main content
Supplement ScienceSupplementScience

Types of TUDCA (Tauroursodeoxycholic Acid): Forms & Bioavailability

Evidence:Moderate
·

This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer

Forms Comparison

FormBioavailabilityBest For
TUDCA CapsulesModerate-High (oral bioavailability ~60%)Standard supplementation — well-absorbed orally with good hepatic first-pass uptake
UDCA (Ursodeoxycholic Acid)ModeratePharmaceutical alternative — FDA-approved for primary biliary cholangitis; requires hepatic conjugation with taurine

TUDCA Capsules

Bioavailability: Moderate-High (oral bioavailability ~60%). Best for: Standard supplementation — well-absorbed orally with good hepatic first-pass uptake.

UDCA (Ursodeoxycholic Acid)

Bioavailability: Moderate. Best for: Pharmaceutical alternative — FDA-approved for primary biliary cholangitis; requires hepatic conjugation with taurine.

Find the best TUDCA (Tauroursodeoxycholic Acid) for your needs
Ranked by form, bioavailability, and value

References

  1. RCTPan XL, Zhao L, Li L, Li AH, Ye J, Yang L, Xu KS, Hou XH (2013). Efficacy and safety of tauroursodeoxycholic acid in the treatment of liver cirrhosis: A double-blind randomized controlled trial. Journal of Huazhong University of Science and Technology - Medical Sciences. DOI PubMed
  2. ObservationalRodrigues CM, Fan G, Ma X, Kren BT, Steer CJ (1998). A novel role for ursodeoxycholic acid in inhibiting apoptosis by modulating mitochondrial membrane perturbation. Journal of Clinical Investigation. DOI PubMed
  3. RCTKars M, Yang L, Gregor MF, Mohammed BS, Pietka TA, Finck BN, Patterson BW, Horton JD, Mittendorfer B, Hotamisligil GS, Klein S (2010). Tauroursodeoxycholic acid may improve liver and muscle but not adipose tissue insulin sensitivity in obese men and women. Diabetes. DOI PubMed