Marjoram (Origanum majorana)
A warm, herbaceous oil traditionally used for soothing tired muscles topically and adding warmth to evening diffuser blends.
How to use it
3–5 drops for a warm, comforting note, often paired with lavender or cedarwood.
Dilute to 3–5% in a carrier oil for a warming rub after activity.
Safety in detail
- Max dermal use
- Dilute in a carrier oil for skin
- Phototoxic
- No
- Sweet marjoram is a gentle oil — but make sure you have true Origanum majorana, not carvacrol-rich 'Spanish marjoram', which is far harsher.
- Not phototoxic. Dilute for skin use.
- Keep out of reach of children.
Composition & chemistry
Aggregated from 46 GC-MS samples across 18 peer-reviewed open-access studies (2018–2026). Figures are the distribution across those samples — median with interquartile range — not a single reading.
- Oxygenated monoterpene 67%
- Monoterpene hydrocarbon 23%
- Unclassified 7.6%
- Sesquiterpene hydrocarbon 2.5%
| Constituent | Median | Typical range | Max | Detected in |
|---|---|---|---|---|
| terpinen-4-ol ↗ C10H18O | 15.0% | 5.7–20.8% | 35.6% | |
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| γ-terpinene ↗ C10H16 | 9.8% | 3.5–12.1% | 14.0% | |
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| sabinene hydrate ↗ C10H18O | 6.3% | 1.4–26.1% | 63.5% | |
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| sabinene ↗ C10H16 | 4.5% | 1.8–6.7% | 8.2% | |
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| α-terpineol ↗ C10H18O | 3.1% | 2.2–4.5% | 6.2% | |
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| α-terpinene ↗ C10H16 | 3.0% | 0.8–6.2% | 7.2% | |
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| p-cymene ↗ C10H14 | 2.6% | 0.7–4.7% | 6.5% | |
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| linalool ↗ C10H18O | 2.3% | 1.3–8.9% | 78.5% | |
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| β-caryophyllene ↗ C15H24 | 2.0% | 1.5–2.8% | 5.5% | |
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| linalyl acetate ↗ C12H20O2 | 1.8% | 1.1–4.2% | 9.2% | |
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| terpinolene ↗ C10H16 | 1.6% | 1.0–2.7% | 3.2% | |
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| myrcene ↗ C10H16 | 1.3% | 1.0–1.6% | 2.4% | |
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+ 58 more compounds reported across the dataset.
18 peer-reviewed sources behind these figures
- Kowalski R, Gagoś M, Kowalska G, Pankiewicz U, Sujka M, Mazurek A, Nawrocka A. (2019). Effects of Ultrasound Technique on the Composition of Different Essential Oils. Journal of analytical methods in chemistry.
- Khater EG, Bahnasawy AH, Abd El-All MH, Mustafa HMM, Mousa AM. (2024). Effect of drying system, layer thickness and drying temperature on the drying parameters, product quality, energy consumption and cost of the marjoram leaves. Scientific reports.
- Öner EK, Yeşil M. (2023). Effects of altitudes on secondary metabolite contents of Origanum majorana L. Scientific reports.
- Soylu S, Oğuz M, Soylu EM, Üremiş İ, Türkmen M, Arslan M. (2026). Chemical profiling and enhanced antifungal activity of the origanum hybrid (Origanum majorana × O. syriacum var. bevanii) essential oil against Sclerotinia sclerotiorum. Scientific reports.
- Abouelela MB, Shawky EM, Elgendy O, Farag MA, Baky MH. (2024). Comparative volatiles profiling of two marjoram products via GC-MS analysis in relation to the antioxidant and antibacterial effects. Scientific reports.
- Ait Elallem K, Ben Bakrim W, Yasri A, Boularbah A. (2024). Growth, Biochemical Traits, Antioxidant Enzymes, and Essential Oils of Four Aromatic and Medicinal Plants Cultivated in Phosphate-Mine Residues. Plants (Basel, Switzerland).
- Kaskatepe B, Aslan Erdem S, Ozturk S, Safi Oz Z, Subasi E, Koyuncu M, Vlainić J, Kosalec I. (2022). Antifungal and Anti-Virulent Activity of Origanum majorana L. Essential Oil on Candida albicans and In Vivo Toxicity in the Galleria mellonella Larval Model. Molecules (Basel, Switzerland).
- Milenković L, Ilić ZS, Šunić L, Tmušić N, Stanojević L, Stanojević J, Cvetković D. (2021). Modification of light intensity influence essential oils content, composition and antioxidant activity of thyme, marjoram and oregano. Saudi journal of biological sciences.
- Alkhathlan HZ, Alshareef E, Dutta T, Alaqeel SI, Latif F, Khan M. (2026). Unlocking the therapeutic potential of Origanum majorana through GC-MS and computational analysis to identify EGFR inhibitors for breast cancer. Scientific reports.
- Houas M, Benamor ML, Lanez E, Bekkar Y, Bourougaa L, Boudebia O, Bouraoui R, Adaika A, Zouaghi N, Nacer SN, Bechki L, Lanez T, Garzoli S. (2026). Therapeutic Potential of Origanum majorana L. Essential Oil in Diabetes Mellitus: Insights From GC-MS Characterization, In Vivo Hypoglycaemic Studies, and In Silico Analyses. Chemistry & biodiversity.
- EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Villa RE, Azimonti G, Bonos E, Christensen H, Durjava M, Dusemund B, Gehring R, Glandorf B, Kouba M, López-Alonso M, Marcon F, Nebbia C, Pechová A, Prieto-Maradona M, Röhe I, Theodoridou K, Bastos ML, Benfenati E, Brantom P, Chesson A, Schlatter J, Westendorf J, Manini P. (2025). Safety and efficacy of a feed additive consisting of an essential oil derived from the leaves of <i>Origanum majorana</i> L. (marjoram oil) for use in all animal species (FEFANA asbl). EFSA journal. European Food Safety Authority.
- Lee SW, Shin YK, Lee JM, Seol GH. (2023). Inhalation of Origanum majorana L. essential oil while working reduces perceived stress and anxiety levels of nurses in a COVID-19 intensive care unit: a randomized controlled trial. Frontiers in psychiatry.
- Rasti F, Ahmadi E, Safari M, Abdollahi A, Satvati S, Ranjbar R, Osanloo M. (2023). Anticancer, antioxidant, and antibacterial effects of nanoemulsion of Origanum majorana essential oil. Iranian journal of microbiology.
- Elkousy RH, Mostafa NM, Abd-Alkhalek AM, El Hassab MA, Al-Rashood ST, Eldehna WM, Eldahshan OA. (2022). GC/MS analysis and potential synergistic effect of mandarin and marjoram oils on Helicobacter pylori. Journal of enzyme inhibition and medicinal chemistry.
- Ghazal TSA, Schelz Z, Vidács L, Szemerédi N, Veres K, Spengler G, Hohmann J. (2022). Antimicrobial, Multidrug Resistance Reversal and Biofilm Formation Inhibitory Effect of Origanum majorana Extracts, Essential Oil and Monoterpenes. Plants (Basel, Switzerland).
- Paudel PN, Satyal P, Satyal R, Setzer WN, Gyawali R. (2022). Chemical Composition, Enantiomeric Distribution, Antimicrobial and Antioxidant Activities of Origanum majorana L. Essential Oil from Nepal. Molecules (Basel, Switzerland).
- Chaves RDSB, Martins RL, Rodrigues ABL, Rabelo ÉM, Farias ALF, Brandão LB, Santos LL, Galardo AKR, de Almeida SSMDS. (2020). Evaluation of larvicidal potential against larvae of Aedes aegypti (Linnaeus, 1762) and of the antimicrobial activity of essential oil obtained from the leaves of Origanum majorana L. PloS one.
- Choi HJ. (2018). Chemical Constituents of Essential Oils Possessing Anti-Influenza A/WS/33 Virus Activity. Osong public health and research perspectives.
Every figure above traces to a named table in one of these open-access papers. How this was built →
- Terpinen-4-ol — the dominant, mild alcohol behind sweet marjoram's soft, warm-herbaceous character Vera & Chane-Ming (1999), Food Chemistry
Softer, warmer and less sharp than its close relative oregano.
What the research says
An honest read of the published research — what has actually been studied, at what stage. Not medical advice or a promise of results.
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Sweet marjoram oil has been characterised chemically and studied for antioxidant and antimicrobial activity in vitro. Its calming, warming reputation is traditional rather than clinically proven.
Vera & Chane-Ming (1999), Food Chemistry
Evidence & sources
Peer-reviewed research on Marjoram's chemistry and safety. These describe composition and documented effects — not health or treatment claims.
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Sweet marjoram is led by terpinen-4-ol with a group of monoterpenes — a gentle profile unlike the carvacrol-dominant oregano oils.
Vera & Chane-Ming (1999), Food Chemistry
Frequently asked questions
Is marjoram the same as oregano?
They're close botanical relatives but different oils. Sweet marjoram (Origanum majorana) is gentle and terpinen-4-ol-rich; oregano (Origanum vulgare) is harsh and carvacrol-rich. Don't substitute one for the other in safety terms. Vera & Chane-Ming (1999), Food Chemistry
Is marjoram oil safe for skin?
Sweet marjoram is one of the gentler herb oils and is well tolerated when diluted. Just confirm your bottle is true Origanum majorana rather than a carvacrol-rich 'Spanish marjoram'.
Is marjoram phototoxic?
No — marjoram isn't phototoxic, so there's no sun-exposure restriction. Dilute it for topical use as usual.
Gallery
Marjoram (Origanum majorana) is steam-distilled from the flowering tops of a Mediterranean herb closely related to oregano, though its aroma is softer, warmer, and less sharp. It’s a familiar name on the kitchen spice rack as well as in the essential oil world, and has a long history in Mediterranean and Middle Eastern cooking and traditional herbal use.
Aroma character
Warm, herbaceous, and gently spicy, with none of oregano’s sharper, more medicinal edge — a comforting, grounding scent rather than a bright or stimulating one.
In the diffuser
3–5 drops creates a warm, comforting background note, often paired with lavender or cedarwood for an evening blend, or with other herbaceous oils for a broader “herb garden” aroma.
On skin
Marjoram is a popular choice in massage blends for tired muscles and joints after activity; dilute to 3–5% in a carrier oil for a warming, soothing rub.
What pairs well
Its warm, herbaceous profile pairs naturally with lavender, cedarwood, and other relaxing oils in massage and evening blends.
A note on names
Don’t confuse true marjoram (Origanum majorana) with “Spanish marjoram,” which is actually a form of thyme (Thymus mastichina) with a very different safety and irritation profile — always check the botanical name on the label rather than relying on the common name alone.
Internal use
Marjoram Vitality is the dietary-labeled option for cooking; see our Marjoram Vitality profile for its culinary use.
Found in these blends
Marjoram is one of the oils inside 4 Young Living blends.