{"url":"https://whatshealthyandwhy.com/allspice/eugenol-cardiovascular-and-anticancer-research","path":"/allspice/eugenol-cardiovascular-and-anticancer-research","alternates":{"json":"https://whatshealthyandwhy.com/api/articles/allspice/eugenol-cardiovascular-and-anticancer-research.json","markdown":"https://whatshealthyandwhy.com/allspice/eugenol-cardiovascular-and-anticancer-research.md"},"topic":{"slug":"allspice","name":"Allspice","url":"https://whatshealthyandwhy.com/allspice"},"slug":"eugenol-cardiovascular-and-anticancer-research","order":1,"title":"Eugenol-Rich Berry with Cardiovascular and Anticancer Research","question":"Does allspice help with blood pressure, blood clotting or cancer?","answer":"There is little evidence in people that allspice lowers blood pressure, thins blood or fights cancer; the findings come from cells, mice and rats.","description":"How Pimenta dioica — the dried berry from a single Caribbean tree — combines a 60–90% eugenol essential oil with a unique polyphenol called ericifolin, with research spanning blood pressure, platelet activity, and prostate and breast cancer cell lines.","confidence":1,"confidenceNote":"No human trials of allspice or ericifolin; findings come from cell lines, mouse tumors, anesthetized rats and lab tests of eugenol on human platelets.","evidenceSummary":{"rctCount":0,"observationalCount":0,"metaAnalysisCount":0,"replicated":false,"newestStudyYear":2024},"category":{"categoryTitle":"What's Good For You","categorySlug":"good-for-you","subcategoryName":"Herbs & Spices","subcategorySlug":"herbs","url":"https://whatshealthyandwhy.com/explore/good-for-you/herbs"},"actions":["Buy whole allspice berries and grind them fresh; ground allspice loses volatile eugenol over time.","Toast and crush six to eight berries to add flavor to a small pot of grains, beans or soup."],"cautions":["Allspice essential oil is irritating: never apply it undiluted to skin, and do not swallow essential oil drops.","People on blood thinners such as warfarin or DOACs should be cautious with concentrated allspice or eugenol supplements, which have anti-platelet effects [7][8].","Cancer findings are lab and mouse results and should not replace standard treatment [2][3]."],"simpleText":"Allspice (Pimenta dioica) is the dried unripe berry of a single evergreen tree native to Jamaica, southern Mexico, and Central America. Its name reflects a flavor that tastes like cinnamon, clove, and nutmeg combined — but the chemistry is closer to clove, with eugenol making up 60–90% of its essential oil [1][5]. Beyond the kitchen, allspice has become an unusual subject of cancer biology research, where a polyphenol unique to its berries called ericifolin has been shown to silence the androgen receptor in prostate cancer cells [2], and a polyphenol-rich extract has slowed triple-negative breast cancer growth in mice through autophagy [3]. Its eugenol content also drives modest blood-pressure-lowering and anti-platelet effects [4][7].","mediumText":"How Allspice Works in the Body\n\nAllspice's pharmacology comes from two distinct chemistry layers — a volatile essential oil dominated by eugenol, and a water-soluble polyphenol fraction unique among common spices.\n\nEugenol-rich essential oil. Across Jamaican, Guatemalan, Mexican, and Indian samples, eugenol consistently makes up 60–90% of allspice essential oil [1][5]. Eugenol is the same compound that dominates clove oil, and it carries the same broad pharmacology: dual inhibition of cyclooxygenase and lipoxygenase pathways, vasodilation through nitric oxide signaling, mild antiseptic activity, and inhibition of platelet aggregation at low concentrations.\n\nEricifolin and the polyphenol fraction. Allspice berries contain water-soluble polyphenols including ericifolin (eugenol 5-O-β-(6'-galloylglucopyranoside)), gallic acid, quercetin glycosides, and other galloylglucosides not found in most other culinary spices [2][3]. Ericifolin in particular has emerged from cancer biology research as the compound responsible for the androgen-receptor-silencing activity observed in prostate cancer cell lines [2].\n\nCardiovascular effects. In Spontaneously Hypertensive Rats, an aqueous fraction of Pimenta dioica administered intravenously produced a dose-dependent decrease in blood pressure with an ED50 of approximately 45 mg/kg [4]. This work pre-dated the eugenol platelet research but is consistent with the now-established vasodilator and anti-platelet activity of eugenol at low concentrations [7][8].\n\nAntimicrobial activity. Eugenol disrupts bacterial cytoplasmic membranes and interferes with quorum sensing — the chemical signaling that coordinates biofilm formation. Essential oil from Guatemalan allspice leaves showed growth inhibition against two Gram-positive and two Gram-negative bacteria, and eugenol was its main component [5].\n\nPractical use\n\nWhole allspice berries and ground allspice powder are the standard forms in cooking. The dried berry (about the size of a peppercorn) is used in jerk seasoning, pickling spice, mulled wine, gingerbread, mole sauce, and sausage. Six to eight berries can be lightly toasted and crushed to add to a small pot of grains, beans, or soup. Ground allspice loses volatile eugenol over time — buying whole berries and grinding fresh is meaningfully more potent.\n\nFor the eugenol pathway specifically, see our cloves page for parallel evidence on the same active compound. For other polyphenol-rich spices that target inflammation through different pathways, see our bay leaf page and cinnamon page.\n\nAllspice essential oil is concentrated and irritating to skin and mucous membranes — it should not be used undiluted on skin, and ingestion of essential oil drops is not recommended. Culinary allspice is well-tolerated. People taking blood thinners should be aware that high-dose eugenol has measurable anti-platelet effects [7][8], so concentrated supplements warrant caution alongside warfarin or DOACs.","deepText":"Evidence Review\n\nThe integrated pharmacology review\n\nZhang and Lokeshwar (2012) [1] published the most comprehensive synthesis of medicinal research on Pimenta dioica, integrating ethnopharmacology, essential oil chemistry, and the early cancer cell line data emerging from their Miami laboratory. Key documented activities included:\n\n- Antioxidant activity comparable to other eugenol-rich spices on DPPH and ABTS radical-scavenging assays\n- Anti-platelet aggregation through eugenol's inhibition of arachidonic acid metabolism\n- Antimicrobial activity against Gram-positive and Gram-negative bacteria\n- Hypoglycemic and hypotensive effects in rodent models\n- Selective antiproliferative activity on prostate, breast, and other cancer cell lines without comparable toxicity to non-tumorigenic cells\n\nThe review notes that allspice has been used traditionally in Jamaica and Mexico for digestive complaints, toothache, joint pain, and \"high blood\" — uses that broadly align with the modern pharmacology of eugenol and the polyphenol fraction. The authors flag the absence of human clinical trials as the major gap, a gap that remained unfilled at time of writing.\n\nEricifolin and prostate cancer (Shamaladevi 2013)\n\nShamaladevi et al. (2013) [2] is the most cited piece of allspice cancer research. The team isolated and characterized a previously poorly studied polyphenol called ericifolin from aqueous allspice extract and tested it in androgen-receptor-positive prostate cancer cell lines (LNCaP, MDA-PCa-2b) and AR-negative lines (PC3) plus mouse xenograft models.\n\nKey findings:\n- Aqueous allspice extract (AAE) inhibited LNCaP and MDA-PCa-2b cell proliferation at IC50 values of 40–85 μg/mL with no comparable toxicity to non-tumorigenic prostate epithelial cells\n- AAE silenced androgen receptor (AR) transcription, reducing AR mRNA, AR protein, and prostate-specific antigen (PSA) secretion in a dose-dependent manner\n- Ericifolin alone reproduced the AR-silencing effect at lower concentrations than crude AAE, identifying it as the active compound\n- In LNCaP tumor-bearing nude mice, oral allspice extract delayed tumor growth by approximately 55% over 4 weeks without measurable systemic toxicity (body weight, organ histology, blood chemistry)\n\nMechanistically, ericifolin worked at the transcription factor level — it inhibited AR promoter activity in luciferase reporter assays, which is upstream of the androgen-blocking drugs currently used clinically (which act at the androgen-binding site rather than transcription). This makes ericifolin pharmacologically distinct from drugs like enzalutamide and bicalutamide.\n\nLimitations: this is preclinical evidence in cell lines and mouse xenografts — there are no human prostate cancer trials of allspice or ericifolin. The mouse data used oral dosing of crude extract at amounts that would translate to high but achievable supplemental human doses. The selectivity for AR-positive cells is biologically interesting but does not yet justify clinical claims.\n\nTriple-negative breast cancer and autophagy (Zhang 2015)\n\nZhang et al. (2015) [3] extended the same group's work to breast cancer using a polyphenol-rich allspice extract on multiple breast cancer cell lines including MDA-MB-231 (triple-negative). Findings:\n\n- Reduced viability and clonogenic growth across estrogen-receptor-positive, HER2-positive, and triple-negative lines, with limited toxicity to non-tumorigenic mammary epithelial cells\n- Cytotoxicity was driven by autophagy rather than apoptosis — markers LC3B and LC3B-positive puncta increased dose-dependently, and silencing autophagy genes ATG5 and ATG7 prevented cell death\n- Inhibition of Akt/mTOR signaling, the same axis targeted by rapamycin\n- Synergistic cytotoxicity when combined with rapamycin in cell culture\n- In a triple-negative breast cancer xenograft model in athymic mice, allspice extract pre-treatment for 2 weeks delayed tumor palpability and reduced tumor growth rate by approximately 38%, with tumor tissue analysis confirming elevated LC3B\n\nTriple-negative breast cancer is the subset with the worst prognosis and fewest targeted therapy options, which makes the autophagy mechanism notable: it kills cells through a different pathway than apoptosis-targeting chemotherapies, potentially side-stepping resistance.\n\nLimitations again are preclinical: no human breast cancer trials have been conducted with allspice extract. The extract used was a concentrated polyphenol preparation, not whole spice. The synergy with rapamycin is mechanistically interesting but has not been tested clinically.\n\nCardiovascular effects in rats (Suárez 2000)\n\nSuárez et al. (2000) [4] examined the hypotensive activity of allspice in Spontaneously Hypertensive Rats (SHR), the standard genetic rodent model of hypertension. Bioassay-guided fractionation of an aqueous Pimenta dioica extract isolated a final aqueous fraction that, when administered intravenously, produced a dose-dependent fall in mean arterial pressure with an ED50 of 45 mg/kg.\n\nThe hypotensive response was rapid (within minutes of injection) and sustained, suggesting a direct vascular mechanism rather than diuresis. The authors did not identify a single active compound but noted that the activity was retained in polar fractions, consistent with the water-soluble polyphenol fraction rather than the volatile essential oil.\n\nThis is acute intravenous data in anesthetized rats and does not directly speak to dietary or oral supplemental effects in humans. However, it is biologically consistent with the now-established vasodilator activity of eugenol and the polyphenol pathways characterized in subsequent platelet research.\n\nEugenol, platelets, and thrombosis (Huang 2024, Chang 2024) …","deepTruncated":true,"references":[{"id":"1","title":"Medicinal properties of the Jamaican pepper plant Pimenta dioica and Allspice","authors":"Zhang L, Lokeshwar BL","year":2012,"journal":"Current Drug Targets","pmid":"23140298","url":"https://pubmed.ncbi.nlm.nih.gov/23140298/"},{"id":"2","title":"Ericifolin: a novel antitumor compound from allspice that silences androgen receptor in prostate cancer","authors":"Shamaladevi N, Lyn DA, Shaaban KA, Zhang L, Villate S, Rohr J, et al.","year":2013,"journal":"Carcinogenesis","pmid":"23568956","url":"https://pubmed.ncbi.nlm.nih.gov/23568956/"},{"id":"3","title":"Polyphenol-rich extract of Pimenta dioica berries (Allspice) kills breast cancer cells by autophagy and delays growth of triple negative breast cancer in athymic mice","authors":"Zhang L, Shamaladevi N, Jayaprakasha GK, Patil BS, Lokeshwar BL","year":2015,"journal":"Oncotarget","pmid":"25945840","url":"https://pubmed.ncbi.nlm.nih.gov/25945840/"},{"id":"4","title":"Hypotensive action of an aqueous extract of Pimenta dioica (Myrtaceae) in rats","authors":"Suárez A, Ulate G, Ciccio JF","year":2000,"journal":"Revista de Biología Tropical","pmid":"11021313","url":"https://pubmed.ncbi.nlm.nih.gov/11021313/"},{"id":"5","title":"Composition and Antibacterial Activity of the Essential Oil from Pimenta dioica (L.) Merr. from Guatemala","authors":"Mérida-Reyes MS, Muñoz-Wug MA, Oliva-Hernández BE, Gaitán-Fernández IC, Simas DLR, Ribeiro da Silva AJ, Pérez-Sabino JF","year":2020,"journal":"Medicines","pmid":"32977373","url":"https://pubmed.ncbi.nlm.nih.gov/32977373/"},{"id":"6","title":"Pimenta dioica (L.) Merr. Bioactive Constituents Exert Anti-SARS-CoV-2 and Anti-Inflammatory Activities: Molecular Docking and Dynamics, In Vitro, and In Vivo Studies","authors":"El Gizawy HA, Boshra SA, Mostafa A, Mahmoud SH, Ismail MI, Alsfouk AA, Taher AT, Al-Karmalawy AA","year":2021,"journal":"Molecules","pmid":"34641388","url":"https://pubmed.ncbi.nlm.nih.gov/34641388/"},{"id":"7","title":"Eugenol Suppresses Platelet Activation and Mitigates Pulmonary Thromboembolism in Humans and Murine Models","authors":"Huang WC, Shu LH, Kuo YJ, Lai KS, Hsia CW, Yen TL, Hsia CH, Jayakumar T, Yang CH, Sheu JR","year":2024,"journal":"International Journal of Molecular Sciences","pmid":"38396774","url":"https://pubmed.ncbi.nlm.nih.gov/38396774/"},{"id":"8","title":"Eugenol: A Potential Modulator of Human Platelet Activation and Mouse Mesenteric Vascular Thrombosis via an Innovative cPLA2-NF-κB Signaling Axis","authors":"Chang Y, Hsia CW, Chiou KR, Yen TL, Jayakumar T, Sheu JR, Huang WC","year":2024,"journal":"Biomedicines","pmid":"39200154","url":"https://pubmed.ncbi.nlm.nih.gov/39200154/"}],"wordCount":1876,"source":{"path":"src/content/topics/allspice/eugenol-cardiovascular-and-anticancer-research.md"},"citeAs":"“Does allspice help with blood pressure, blood clotting or cancer?.” What's Healthy and Why. https://whatshealthyandwhy.com/allspice/eugenol-cardiovascular-and-anticancer-research","notice":"General information backed by peer-reviewed research, not medical advice."}