QUICK SUMMARY
Cardamom essential oil is a warm, spicy aromatic oil commonly distilled from true or green cardamom (Elettaria cardamomum). Its five most discussed benefits are antioxidant activity, digestive comfort, preliminary anticancer research, antimicrobial activity, and potential antispasmodic effects. The strongest practical human evidence relates to inhaled cardamom aromatherapy for nausea, while many other findings come from laboratory or animal studies. Choose the correct botanical species, dilute for skin use, and distinguish small culinary amounts from medicinal internal use.
Cardamom essential oil benefits go well beyond its delicious, spicy aroma. Joining ancient spices like cinnamon and myrrh, cardamom has a rich history in cooking and traditional wellness. Today, researchers are investigating its antioxidant and antimicrobial properties, digestive applications, and other possibilities. But not every benefit of the whole spice has been demonstrated for the concentrated essential oil, and that distinction matters.
Whether you enjoy cardamom in the kitchen or use its aroma in your natural health routine, here’s what the research actually tells us.
Table of Contents
Types of Cardamom Plants
The common name “cardamom” can refer to two entirely different plants (and their essential oils). Elettaria cardamomum is considered to be true cardamom; while Amomum subulatum is “greater Indian” or black cardamom. Depending on where you live, you may know all of them as cardamon, as well.
Both plants belong to the ginger family, but their flavor, aroma, and essential oil chemistry differ. Green cardamom has a sweeter, brighter scent; black cardamom is generally smokier and more camphoraceous. Research on one species should not automatically be applied to the other.
Cardamom essential oils can contain 1,8-cineole (also found in eucalyptus essential oil), various terpenes, and fenchyl alcohol, among other compounds.
If you’re using a cardamom essential oil for specific benefits, make sure you know which one your essential oil source has provided, based on the Latin name, and whether that’s the oil you need.
Historical Cardamom Uses
Cardamom seeds were harvested as a popular spice that originated in India and, as with most Indian spices, found its way to Rome along heavily used trade routes, as a 2015 archaeological study of the Roman spice trade documents. (1) Even if the essential oil itself wasn’t isolated as we are able to do today, it was still enjoyed in whatever ways they could employ.
In the Ayurvedic traditions of India, however, cardamom seeds were used as both a culinary spice and medicinal ingredient. True cardamom was the variety of choice, and the entire cardamom pods were used for digestive wellness, nausea, detoxification, oral health, and respiratory health, as a 2012 review of cardamom’s traditional uses describes. (2)
This was, of course, the whole or powdered spice, which naturally contains small amounts of volatile oil. Traditional use of the spice provides helpful context, but does not prove that a concentrated essential oil will produce the same effects or be appropriate at the same dose.
Today, as we analyze essential oil compounds, we can begin to test these traditional applications. Laboratory results are an important starting point, but human studies are needed before we can call a proposed benefit proven. That perspective helps us use cardamom wisely in our daily health and wellness routines.
5 Cardamom Essential Oil Benefits
Cardamom spice is an easy way to enjoy this ancient plant in food. The more concentrated essential oil calls for careful selection and proper dilution of course. These studies reflect some of the more exciting things we know about cardamom essential oil.
Some studies concern black cardamom, while others use true cardamom, isolated constituents, or whole-spice extracts. I’ll identify the preparation whenever it changes how we should interpret the results.
1. Antioxidant Qualities
As an aromatic spice, cardamom showed free-radical-scavenging activity in a 2007 laboratory comparison of Indian spices. (3) A 2023 study confirmed antioxidant activity in green cardamom essential oil itself, and researchers have reported the same in black cardamom oil. (4) However, an antioxidant test in a laboratory is not the same as proving that applying or inhaling the oil prevents oxidative damage or chronic disease in people. Essential oils contain concentrated aromatic compounds, while whole cardamom also supplies nonvolatile plant constituents.
Indications: Enjoy ground cardamom or crushed pods in food, and use appropriately diluted essential oil for its warm aroma. Do not rely on the oil as a proven antioxidant treatment.
2. Gastrointestinal Function
The ginger family has a long tradition of use for digestion and gut comfort. Cardamom has particularly interesting human evidence for nausea. In a 2013 randomized trial involving 301 postoperative patients, an inhaled blend of ginger, spearmint, peppermint, and cardamom was associated with greater short-term nausea relief than saline. Because it was a blend, the study could not establish cardamom’s individual contribution. (5)
A separate 2022 randomized trial of 70 women having a cesarean section found that those who inhaled cardamom oil had fewer bouts of nausea (37% vs 66%) and retching (20% vs 46%) than the placebo group. Fewer of them needed anti-nausea medication, too. (6)
In a 2006 rat study, true cardamom fruit preparations, including the essential oil, protected against experimentally induced stomach lesions. That is animal evidence, not a proven treatment for human ulcers. (7)
Indications: Consider gentle inhalation for occasional nausea and use the whole spice in food for flavor. Persistent vomiting, severe abdominal pain, or signs of dehydration require medical evaluation.
3. Chemopreventive
Researchers have explored the possible cancer-related activity of essential oils, including cardamom compounds. A 2013 computer-modeling study identified cancer-related targets for compounds in cardamom oil. (8)
In 2022, researchers found that black cardamom fruit extracts triggered programmed cell death in lung cancer cells in the lab. (9) These findings point to mechanisms worth investigating, but they do not demonstrate cancer prevention or treatment in humans.
This is one area where we need to be especially careful. There is no established clinical evidence that inhaling, applying, or ingesting cardamom essential oil prevents cancer or treats tumors. Enjoying the spice as part of a nourishing diet is reasonable; replacing oncology care with essential oils is not.
Indications: Enjoy cardamom as a culinary spice and use the essential oil for aroma when appropriate, without expecting cancer-preventive effects.
4. Antibacterial Properties
Essential oils of major spices often show antibacterial activity in laboratory testing, and cardamom is no exception. A 2021 lab study found cardamom essential oil active against E. coli and Bacillus subtilis, and it kept both bacteria from attaching and building biofilms. (10) Another 2021 study compared cardamom oils grown in India and Guatemala and found that both inhibited Pseudomonas aeruginosa and E. coli. (11)
That’s promising for formulation research, but it doesn’t establish that a homemade cardamom spray disinfects surfaces, that an essential oil mouth rinse treats infections, or that an oil blend should be applied to an open wound. We can still enjoy cardamom’s comforting scent in a thoughtfully formulated cleaning blend.
Indications: Add cardamom to aromatic cleaning blends. For wounds and oral infections, use established care rather than untested homemade essential oil treatments.
5. Antispasmodic
An antispasmodic is something that helps relax involuntary muscle contractions. Cardamom has traditionally been used for digestive discomfort and respiratory complaints, including coughing. However, traditional use is not proof that cardamom essential oil relieves bronchospasm, diarrhea, or whooping cough in people.
One reason for continued interest is 1,8-cineole, a constituent also found in eucalyptus. A 2011 study explored the airway-relaxing effects of cardamom extract. (12) More recently, a 2021 study found that cardamom essential oil relaxed contracted intestinal tissue in the lab and protected mice from induced diarrhea. (11)
An extract is not the same as a distilled essential oil, and the evidence does not support using cardamom oil to treat asthma or other respiratory diseases.
Indications: Enjoy the aroma through a personal inhaler or intermittent diffusion in a ventilated room. Avoid direct steam inhalation with essential oil, which can irritate the eyes and airways, and stop use if coughing or wheezing worsens.
DIY Uses & Applications
For digestive comfort and general wellness, cardamom is easy to include in meals as a flavorful whole spice. Ground cardamom or lightly crushed pods are the simplest everyday options. Essential oil is far more concentrated, and a drop is not a universal serving size. For culinary internal use, select an oil specifically suitable for food use and follow a verified recipe that disperses a minimal amount throughout the complete dish. Medicinal internal use requires separate, qualified guidance.
Our three-route framework includes inhalation, diluted topical application, and appropriate internal use, but not every route is suitable for every person or product. Never add drops of cardamom essential oil directly to drinking water. For skin application, start with a conservative dilution and avoid sensitive areas.
Other applications include:
- Aromatic household sprays, with citrus, frankincense, and myrrh
- Intermittent aromatic diffusion, with eucalyptus
- Personal-inhaler blends for occasional nausea, with ginger and peppermint
- Bonus: explore true or black cardamom as an aromatic addition to summertime bug sprays with lemon eucalyptus; a 2011 lab study found cardamom oil vapor toxic to three stored-product insects (13). Homemade blends are not substitutes for registered repellents when protection from mosquito-borne disease matters.
Ancient spices are some of the most richly scented, richly historical essential oils, and one more reminder of the good gifts God placed in creation. Bring a touch of the past into your everyday life with the Queen of Spices, cardamom. Start with the whole spice in the kitchen, then explore the essential oil’s aroma with the same discernment you bring to every part of your family’s natural health journey.
Have you used cardamom essential oil?
Keep reading: Anise Essential Oil Benefits: 5 Uses, Safety & Estragole · Turmeric Essential Oil Benefits: 10 Uses, Safety & Research · Cinnamon Essential Oil Benefits, Uses & Safety
References
- Van der Veen M, Morales J. The Roman and Islamic spice trade: New archaeological evidence. J Ethnopharmacol. 2015. Source.
- Sharma R. Cardamom comfort. Dent Res J (Isfahan). 2012. Source.
- Yadav AS, Bhatnagar D. Free radical scavenging activity, metal chelation and antioxidant power of some of the Indian spices. Biofactors. 2007. Source.
- Castillo NET, Teresa-Martínez GD, Alonzo-Macías M, et al. Antioxidant Activity and GC-MS Profile of Cardamom (Elettaria cardamomum) Essential Oil Obtained by a Combined Extraction Method-Instant Controlled Pressure Drop Technology Coupled with Sonication. Molecules. 2023. Source.
- Hunt R, Dienemann J, Norton HJ, et al. Aromatherapy as treatment for postoperative nausea: a randomized trial. Anesth Analg. 2013. Source.
- Khatiban M, Mirzaie M, Fazeli A, et al. Effect of Cardamom Inhalation Therapy on Intra-and Postoperative Nausea and Vomiting of Mothers Undergoing Spinal Anesthesia for Elective Cesarean Section. J Perianesth Nurs. 2022. Source.
- Jamal A, Javed K, Aslam M, et al. Gastroprotective effect of cardamom, Elettaria cardamomum Maton. fruits in rats. J Ethnopharmacol. 2006. Source.
- Bhattacharjee B, Chatterjee J. Identification of proapoptopic, anti-inflammatory, anti- proliferative, anti-invasive and anti-angiogenic targets of essential oils in cardamom by dual reverse virtual screening and binding pose analysis. Asian Pac J Cancer Prev. 2013. Source.
- Makhija P, Handral HK, Mahadevan G, et al. Black cardamom (Amomum subulatum Roxb.) fruit extracts exhibit apoptotic activity against lung cancer cells. J Ethnopharmacol. 2022. Source.
- Pourkhosravani E, Dehghan Nayeri F, Mohammadi Bazargani M. Decoding antibacterial and antibiofilm properties of cinnamon and cardamom essential oils: a combined molecular docking and experimental study. AMB Express. 2021. Source.
- Alam A, Rehman NU, Ansari MN, et al. Effects of Essential Oils of Elettaria cardamomum Grown in India and Guatemala on Gram-Negative Bacteria and Gastrointestinal Disorders. Molecules. 2021. Source.
- Khan AU, Khan QJ, Gilani AH. Pharmacological basis for the medicinal use of cardamom in asthma. Bangladesh J Pharmacol. 2011. Source.
- Abbasipour H, Mahmoudvand M, Rastegar F, et al. Fumigant toxicity and oviposition deterrency of the essential oil from cardamom, Elettaria cardamomum, against three stored-product insects. J Insect Sci. 2011. Source.
