Resveratrol vs TUDCA

Side-by-side comparison of mechanisms, dosing, interactions, and stacking potential.

ResveratrolTUDCA
CategorySupplementsSupplements
Standard Dose250-500mg trans-resveratrol daily
TimingMorning with a fat-containing meal. Often taken alongside NMN for synergistic sirtuin activation.
Cycle Durationongoing
Evidence Levelmoderate_humanModerate
A

Resveratrol

Supplements

Mechanism

Resveratrol activates SIRT1 (the longevity sirtuin) via allosteric binding, promoting deacetylation of PGC-1alpha (mitochondrial biogenesis), FOXO3 (stress resistance), and p53 (DNA repair). It inhibits NF-kB and COX-2, reducing chronic inflammation. Resveratrol also activates AMPK independently of SIRT1 and inhibits phosphodiesterases (PDEs), raising cAMP levels. It improves endothelial function via eNOS upregulation and NO production.

Standard Dosing

250-500mg trans-resveratrol daily

Timing

Morning with a fat-containing meal. Often taken alongside NMN for synergistic sirtuin activation.

Cycle Duration

ongoing

Side Effects

  • GI upset/diarrhea at high doses
  • Headache
  • Joint pain (rare)
  • Insomnia (if taken late)

Contraindications

  • Estrogen-sensitive cancers (theoretical ER agonism)
  • Bleeding disorders
  • Pregnancy/lactation

Best Stacking Partners

NMNQuercetinPterostilbeneCurcumin
B

TUDCA

Supplements

Mechanism

Hydrophilic bile acid that stabilizes hepatocyte membranes, supports bile flow, and reduces endoplasmic reticulum stress. Often used in higher-load liver support and lipid-heavy protocols.

Contraindications

  • Caution with active gallbladder obstruction

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