Black chokeberry

BotanicalBest with a meal

What is it

Black chokeberry (Aronia melanocarpa) is a North American shrub producing small dark berries exceptionally rich in anthocyanins and proanthocyanidins. Aronia extracts are sold for cardiovascular and antioxidant support.

Evidence for 2 uses

AI-assisted evidence assessment — talk to your doctor before relying on any single supplement.

Oxidative stress markers

Good Evidence

Several human trials report reductions in oxidative stress markers with regular aronia intake, attributed to its high anthocyanin content.

Blood pressure

Limited Evidence

Small randomized trials of aronia juice or extract suggest modest reductions in systolic and/or diastolic blood pressure in some populations; results are inconsistent.

How it works

Anthocyanins and other polyphenols in aronia berries scavenge reactive oxygen species and modulate vascular endothelial function in cell and animal studies. Several small to medium human trials have examined effects on blood pressure, lipid profile, and arterial stiffness, with mixed but generally favorable trends.

Dosage

No regulatory RDI. Clinical studies have used 100-400 mg/day of standardized extracts, or 100-300 mL/day of aronia juice. DSLD label data does not provide a consistent median.

When and how to take it

No specific timing required. Often taken with meals for tolerability.

2 commercial forms

Compare the main delivery options and what they’re best suited for.

Standardized berry extract

Capsules or powders specified by anthocyanin or polyphenol content.

Anthocyanin absorption is low; phenolic acid metabolites circulate longer

Juice

Often consumed as 100-300 mL/day in trials; check added sugar.

Whole-berry profile; sugar content varies

Safety

Aronia berries are widely consumed as food and are generally well tolerated. The high tannin content can cause a dry mouthfeel and occasional gastrointestinal upset.

Who should be cautious

Generally safe in pregnancy and breastfeeding at food levels. Higher concentrated extracts have less safety data; use with caution.

Interactions

Possible modest effects on blood pressure and blood glucose; coordinate with antihypertensive and diabetes medications. No major drug interactions are established.

Food sources

Aronia berries (fresh)

Amount
100 g
%DV
—

Aronia juice

Amount
100 mL
%DV
—

Frequently asked questions

Why are aronia berries so dark?⌄

They are exceptionally high in anthocyanins, dark blue-purple pigments that also act as antioxidants.

Will aronia lower my blood pressure?⌄

Some trials show modest reductions in blood pressure. Effects are not consistent and should not replace prescribed therapy.

References

Black chokeberry on Wikidata — Wikidata link

Black chokeberry on NIH DSLD (US supplement label database) — NIH Dietary Supplement Label Database link

Research on Black chokeberry (PubMed search) — PubMed link

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Evidence-based·How we grade evidence

Disclaimer: These statements have not been evaluated by the FDA. This page is educational, not a substitute for personalized medical advice. Evidence grades are AI-assisted assessments — talk to your doctor before starting any new supplement, especially if you’re pregnant, breastfeeding, on medications, or managing a chronic condition.