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Pomegranate

aka Punicalagin · Urolithin A

Polyphenol-rich fruit converted by gut microbes to urolithin A (mitochondrial benefit).

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Overview

Polyphenol-rich fruit converted by gut microbes to urolithin A (mitochondrial benefit).

Natural sources
  • Punica granatum
Common forms
  • Juice
  • Punicalagin standardized
  • Urolithin A direct

Mechanism of action

Punicalagins are converted to urolithin A, inducing mitophagy.

Pathways
  • · Mitophagy
  • · Antioxidant

Effects on the body

Supports
Endothelial function
Supports
Mitochondrial health

Organ system effects

Cardiovascular

Reduces carotid IMT progression.

Evidence-based benefits

Improves endothelial function & carotid IMT

Moderate evidence

Improves muscle endurance (urolithin A)

Moderate evidence

Potential side effects

Common
  • · Pomegranate is generally well-tolerated at evidence-based doses
  • · Mild GI discomfort (nausea, loose stools, or bloating) possible at higher intakes
  • · Headache or transient fatigue reported by a small fraction of users
Rare
  • · Allergic or hypersensitivity reaction (rash, itching, swelling)
  • · Sleep disturbance if taken late in the day
Serious
  • · Discontinue and seek medical advice if symptoms are severe, persistent, or include difficulty breathing

Drug interactions

Warfarin
Mild CYP2C9 inhibition.
moderate

Safety & non-supplemental interactions

Educational summary — always confirm with your clinician or pharmacist before starting, stopping, or combining with prescription therapy.

Avoid if you are
  • ·Pregnant or breastfeeding (insufficient safety data)
  • ·Children under 18 (unless directed by a clinician)
Avoid with these conditions
  • ·Bleeding disorders
Avoid / monitor with these medications
  • ·Warfarin, DOACs, antiplatelets, NSAIDs (additive bleeding risk)
Before surgery
  • ·Discuss stopping ≥2 weeks before scheduled surgery.

Supplement interactions

Pairs well with
  • Omega-3
    Anti-inflammatory cardiovascular synergy.
  • CoQ10
    Supports mitochondrial energetics in cardiac tissue.
  • NAD+ precursor (NMN or NR)
    Complementary mitochondrial and sirtuin support.
Avoid combining with

No specific avoidances listed.

Dosing & bioavailability

Typical dose
240 mL juice or 500 mg punicalagins; 500 mg urolithin A
Best form
Most evidence is based on the juice form.
Timing
Consistent daily timing recommended; split larger doses if GI tolerance is a concern.
With food?
Either with or without food.

Where to buy

Affiliate links — we may earn a commission at no extra cost to you. Amazon code supplementsch-20 is auto-applied at checkout. We don't endorse specific brands; verify third-party testing (USP, NSF, Informed Sport) before purchase.

Scientific evidence9Show studies
RCTClin Nutr · 2004

Pomegranate juice on carotid intima-media thickness

Aviram M, et al.

3-year trial of pomegranate juice in patients with carotid stenosis.

Key findings

Reduced carotid IMT by up to 30% and lowered BP.

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — Improves endothelial function & carotid IMT

Live PubMed search

Live results for "Pomegranate Improves endothelial function & carotid IMT" across the PubMed/MEDLINE peer-reviewed index.

Key findings

Opens current human and preclinical literature matching Pomegranate and "Improves endothelial function & carotid IMT". Filter by RCT, meta-analysis, or year on the results page.

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — Improves muscle endurance

Live PubMed search

Live results for "Pomegranate Improves muscle endurance" across the PubMed/MEDLINE peer-reviewed index.

Key findings

Opens current human and preclinical literature matching Pomegranate and "Improves muscle endurance". Filter by RCT, meta-analysis, or year on the results page.

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — randomized controlled trial

Live PubMed search

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

Key findings

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

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — meta-analysis

Live PubMed search

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

Key findings

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

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — pharmacokinetics

Live PubMed search

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

Key findings

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

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — safety adverse events

Live PubMed search

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

Key findings

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

Open study
Systematic reviewPubMed (NLM) · 1970

PubMed: Pomegranate — dose response

Live PubMed search

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

Key findings

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

Open study
Systematic reviewGoogle Scholar · 1970

Google Scholar: Pomegranate — clinical evidence

Live Scholar search

Cross-database citation index for Pomegranate 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.

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