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Acerola Cherry (Malpighia emarginata)
A tropical fruit that is one of the richest natural sources of vitamin C (roughly 1,500-4,500 mg per 100g) plus polyphenols and anthocyanins. Marketed as a 'natural vitamin C' for immunity and skin — but the human efficacy evidence is thin: most data are compositional, antioxidant-assay, or animal/in-vitro studies, not clinical outcome trials.
What the evidence says
Most Acerola studies are mechanism or observational rather than RCTs that measure a clinical effect — keep findings provisional.
Most evidence is from mixed-quality studies published 2011–2024.
Based on 4 studies
Confidence
Very lowAcerola has an evidence score of 2.5/10 — emerging evidence based on 4 indexed studies. A tropical fruit that is one of the richest natural sources of vitamin C (roughly 1,500-4,500 mg per 100g) plus polyphenols and anthocyanins. Marketed as a 'natural vitamin C' for immunity and skin — but the human efficacy evidence is thin: most data are compositional, antioxidant-assay, or animal/in-vitro studies, not clinical outcome trials. Representative study: PMID 30150795.
The commonly studied dose of Acerola is Commonly 500-1500mg of acerola extract/powder daily (no clinically validated efficacy dose). Individual needs vary — start at the lower end of the range and adjust based on how you respond.
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Last reviewed June 2026 · evidence from 4 studies · how we score
This information is for educational purposes only. It is not a substitute for professional medical advice. Always consult a qualified healthcare provider before starting, stopping, or changing any supplement or medication.
Acerola (Malpighia emarginata) is a small red cherry-like fruit native to Central and South America, prized as one of the densest known dietary sources of ascorbic acid — commonly cited at 1,500-4,500 mg vitamin C per 100g, roughly 50-100x that of an orange. Alongside vitamin C it carries carotenoids, phenolics, anthocyanins and flavonoids, giving it high antioxidant capacity in lab assays. Its marketing as a 'whole-food vitamin C' for immune support and skin health is plausible on composition alone, since vitamin C itself has well-established roles in immune function and collagen synthesis. The honest reality for acerola specifically: the published literature is dominated by compositional surveys, in-vitro antioxidant assays, and a handful of animal studies (e.g. UVB-pigmentation models in mice). Robust human randomized trials testing acerola supplements against clinical endpoints are essentially absent — so any benefit is inferred from its vitamin C content rather than demonstrated for the fruit itself.
Among the richest natural sources of ascorbic acid, a cofactor for immune function and collagen synthesis.
Anthocyanins and phenolics scavenge free radicals in laboratory antioxidant assays.
How Acerola works — from molecular targets to health outcomes. Click an edge to see supporting research.This visualization is in beta — pathways are being refined and expanded.
Commonly 500-1500mg of acerola extract/powder daily (no clinically validated efficacy dose)
Take with food
| Form | Type |
|---|---|
| 🧪Acerola extract/powder standardized for vitamin C | Recommended |
| 🧪Whole acerola powder | Alternative |
| 💊Acerola juice | Alternative |
Choose a product that states vitamin C content; potency varies widely with processing and storage.
Minimum: 4 weeks
Optimal: 12 weeks
Cycling: Not required
Note: With food, like other vitamin C sources.
Dose-response data unavailable. The current published research for Acerola does not provide sufficient dose-specific outcome data to generate reliable dose-response curves.
Refer to the Dosage & Timing section above for recommended dose ranges based on available evidence.
A small serving delivers a large vitamin C dose.
Benefits are largely inferred from vitamin C; few human outcome trials on the fruit itself.
Avoid high-dose vitamin C sources; consult a clinician.
Vitamin C from food sources is generally regarded as safe within normal dietary amounts; high-dose extracts are not specifically studied.
Vitamin C from acerola enhances non-heme iron absorption — usually beneficial, but caution in iron-overload conditions.
Tip: Lower the dose or take with food
Acerola is essentially a whole-food delivery vehicle for vitamin C plus accompanying polyphenols.
A natural vitamin C source with co-occurring antioxidant polyphenols.
Both are marketed as nutrient-dense 'superfood' additions to the diet.
Broad micronutrient and antioxidant intake (each modestly evidenced).
The best time to take Acerola is with meals. Take it with food. Typically taken with food as a vitamin C source; no acerola-specific trial-validated dose exists.
Acerola is generally well-tolerated and considered safe for most healthy adults at recommended doses. The most commonly reported side effects are mild GI upset / loose stools at high vitamin C doses. Use caution if any of these apply to you: History of calcium-oxalate kidney stones (high vitamin C intake may raise oxalate); Hemochromatosis or iron overload (vitamin C enhances iron absorption).
Reduces cold risk and shortens infection duration — most effective when started at first sign of symptoms.
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