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Herb

Arjuna

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Arjuna. Terminalia arjuna bark for cardiovascular support.

How it works. Glycosides increase cardiac output and coronary flow.

What the research supports. 1 graded claims. Strongest: Improves ejection fraction (moderate).

How much to take. Typical dose: 500 mg twice daily.

Side effects and interactions. 1 medication interaction listed. No serious side effects listed at normal doses.

Stacking. Pairs well with Omega-3, CoQ10.

Common forms. Available as Standardized extract capsule, Liquid tincture (alcohol or glycerin), Powdered whole herb, Traditional decoction or tea.

Key studies. 8 studies cited. The strongest are listed with links to PubMed.

Community. Experiences from people who have tried Arjuna. Anecdotes are not medical advice.

Arjuna. Terminalia arjuna bark for cardiovascular support.

Key compound: arjunolic acidC30H48O5 · 488.7 g/mol

What it is

Terminalia arjuna bark for cardiovascular support.

Food sources

Whole dried plant material (root, leaf, flower, or aerial parts depending on the species)Standardized hydroethanolic or aqueous extract (capsule, tincture, or tea)Powdered traditional preparation used in Ayurvedic, TCM, or Western herbal practice

Goals

Cardiovascular Health

How it works

Glycosides increase cardiac output and coronary flow.

Pathways

  • Glycosides increase cardiac output
  • coronary flow

Effects

  • +ejection fraction supports

What the research supports

Improves ejection fractionmoderate

Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.

Typical dose
500 mg twice daily
TimingConsistent daily timing recommended; split larger doses if GI tolerance is a concern.
With foodEither with or without food.
Best formMost evidence is based on the standardized extract capsule form.
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Side effects & interactions

Common side effects

  • GI upset

Medication interactions

Prescription medications (general)minor

Always disclose Arjuna use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.

Check any supplement–medication combination with your pharmacist before starting.

Combines with

Pairs well

  • Omega-3Anti-inflammatory cardiovascular synergy.
  • CoQ10Supports mitochondrial energetics in cardiac tissue.

Common forms

  • Standardized extract capsule
  • Liquid tincture (alcohol or glycerin)
  • Powdered whole herb
  • Traditional decoction or tea

Key studies

8 studies cited in total.

PubMed: Arjuna — Improves ejection fraction ↗
Systematic review · PubMed (NLM) · 2026

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

PubMed: Arjuna — randomized controlled trial ↗
Systematic review · PubMed (NLM) · 2026

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

PubMed: Arjuna — meta-analysis ↗
Systematic review · PubMed (NLM) · 2026

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

Discussion

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