Benefits and Uses of Cajeput Oil

The Cajeput tree, or Melaleuca cajuputi, is native to tropical northern Australia, New Guinea and Southeast Asia¹. It belongs to the same genus as Tea Tree, and steam-distilling its leaves produces an essential oil that's fresh, fruity and a little sweeter than its cousins.

Cajeput Essential Oil is refreshing and uplifting, particularly through the cooler months. This article covers where the oil comes from, why it goes by two names, how it compares to the oils you probably already know, and how to use it safely.

Cajeput vs cajuput vs kayu putih: the same oil, three names

If you've seen this oil spelled two different ways and wondered whether they're the same thing - they are. "Cajeput" is the more common English spelling, while "cajuput" is closer to the original. Both trace back to the Malay and Indonesian name kayu putih, which literally means "white wood"⁹ - a reference to the tree's pale, papery bark.

The name travelled into English through Dutch and Portuguese trade in the East Indies, picking up spelling variations along the way. Today you'll also see it called White Spongy Bark, Swamp Tea Tree or River Tea Tree in older texts, though "cajeput" and "cajuput" are by far the most common names in circulation⁸. In Indonesia, where it's still a household staple, "minyak kayu putih" (kayu putih oil) is the name most people would recognise - so if a product or article uses that phrase, it's the same oil.

This is genuinely one of the more confusing naming situations in aromatherapy, and it's worth being specific about why. Unlike, say, Lavender - which has one accepted spelling worldwide - cajeput sits at the intersection of several languages and centuries of trade. English texts standardised on "cajeput" fairly early, while translations and product labels closer to the oil's Southeast Asian origin often kept "cajuput", which is the more literal transliteration of the Malay original. Neither spelling is wrong; they simply came down two slightly different paths from the same word. If you search for one and land on a page using the other, you haven't found the wrong oil - it's the same Melaleuca cajuputi either way.

You'll also see regional variants depending on where you're reading from. German-language sources sometimes use "Cajeputöl", while Spanish-language pages tend to keep "aceite de cajeput" or "aceite de cajuput" close to the English spelling. Whichever language or spelling you've come across it in, the botanical identity and the traditional uses described below are the same.

Cajeput vs eucalyptus vs tea tree vs niaouli

Cajeput belongs to a small family of Myrtaceae oils that often get confused with one another because they share a similar fresh, medicinal note. Here's how they compare:

In practice: reach for Eucalyptus when you want the sharpest, most intense version of this family. Reach for cajeput when you want a similar freshness with a gentler, fruitier presence - it's often the better choice for a bedroom diffuser blend or for people who find Eucalyptus too sharp. Tea Tree sits apart chemically (built around terpinen-4-ol rather than cineole) and is used differently in a blend - see our Kunzea vs Tea Tree comparison if you're deciding between those two².

Cajeput oil at a glance

Botanical name: Melaleuca cajuputi

Common names: Cajeput, Cajuput, Kayu Putih, White Spongy Bark, Swamp Tea Tree, River Tea Tree

Family: Myrtaceae

Extraction method: Steam distilled from the fresh leaves and twigs

Note: Top

Strength of aroma: Medium

Aromatic scent: Fresh, fruity, with a mild eucalypt-like edge

Typical chemical composition: Rich in 1,8-cineole and alpha-pinene, the same broad family of constituents found in Eucalyptus and Niaouli, which is what gives all three that fresh, "clean air" character².

Where cajeput comes from

Melaleuca cajuputi is a medium to large tree with papery white bark, narrow grey-green leaves and creamy white flower spikes. It grows natively across tropical northern Australia - the Kimberley in Western Australia, the Top End of the Northern Territory, and the Torres Strait islands and far north Queensland as far south as Cairns - as well as through New Guinea and Southeast Asia, including Indonesia, Malaysia, Thailand and Vietnam¹.

Cajeput leaves were traditionally used by First Nations people of Australia, including the Anindilyakwa people of Groote Eylandt off the coast of the Northern Territory, who crushed the leaves in their hands and rubbed them on the skin⁸. The tree's spongy, papery bark was also used to build shelters, canoes and shields¹.

The essential oil itself is steam distilled from the leaves and twigs, producing a colourless to pale yellow liquid with a fresh, camphoraceous scent². Today, cajeput is grown and distilled across Indonesia, Malaysia, Vietnam and northern Australia, and it remains a household staple across the archipelago where it originated.

Most of the world's cajeput oil is still produced in Indonesia, particularly on Sulawesi, where small-scale distillers have processed the leaves for generations using simple steam stills. This is part of why the oil is so tied to its Malay name in everyday use there - for many Indonesian households, "minyak kayu putih" is the first reach for a scraped knee or a stuffy nose, in much the same way Australians might reach for a Eucalyptus-based rub. The oil sold in Australia and other Western markets is the same distillate, just more commonly labelled with the English "cajeput" spelling.

What cajeput oil smells like, and how it behaves in a blend

Cajeput is fresh and fruity, with the eucalypt-like edge you'd expect from a 1,8-cineole-rich oil, but softer and less medicinal than straight Eucalyptus. Perfumers and aromatherapists prize it partly for this - it brings the same clean, fresh note as Eucalyptus or Tea Tree without dominating a blend, which is why it's sometimes used as a milder substitute for either¹⁰.

Cajeput blends particularly well with Kunzea, Lemon, Eucalyptus, Tea Tree, Cedarwood and Clove Bud. Some diffuser combinations worth trying:

• Seasonal sniffles: 2 drops Cajeput, 2 drops Kunzea, 1 drop Peppermint
• Stay alert: 2 drops Cajeput, 2 drops Bergamot, 1 drop Eucalyptus
• Minty fresh: 2 drops Cajeput, 1 drop Peppermint, 1 drop Spearmint
• Uplift and stimulate: 3 drops Cajeput, 2 drops Bergamot, 1 drop Kunzea

How cajeput oil is used in aromatherapy

Cajeput is one of the more versatile Myrtaceae oils in a home aromatherapy kit. A few of the most common ways it's used:

Diffusing through the cooler months

Diffuse 2-3 drops of Cajeput Essential Oil on its own or blended with other cineole-rich oils such as Eucalyptus or Kunzea for a fresh, easy-breathing atmosphere. Traditionally it's reached for at exactly this time of year, alongside our Breathe Easy Lifestyle Blend and in an aroma diffuser - see our guide to natural approaches to the cold and flu season for more ideas.

Diluted massage over tired muscles

Cajeput has a long history of traditional use in massage, applied over tired or overworked muscles after dilution in a carrier oil⁷. A practical starting ratio for adults is 6-12 drops of Cajeput per 30ml of carrier oil (roughly a 1-2% dilution) - jojoba, sweet almond or fractionated coconut oil all work well. Always dilute before it touches skin; cajeput is not intended to be applied neat.

Because cajeput carries that same warming, fresh sensation as Eucalyptus and Kunzea, it's often blended into a massage oil alongside one of those two rather than used entirely on its own - a small amount of cajeput lightens what would otherwise be a very sharp, medicinal-smelling blend. A simple starting point is 4 drops Cajeput, 4 drops Kunzea and 2 drops Lavender in 30ml of carrier oil, applied after a warm shower when muscles are already a little looser.

Energy and concentration

If you're after an alternative to the usual focus oils, cajeput's light, fruity aroma is worth a try. It's used regularly in aromatherapy practice to freshen a workspace and support a sense of alertness - a good oil for the diffuser during study or work, or when energy is flagging.

Diluted for minor skin irritations

Similar in character to Tea Tree Oil, cajeput has traditionally been diluted and dabbed on minor skin irritations, without Tea Tree's stronger medicinal scent. As with any essential oil applied to skin, always dilute first and patch test on a small area.

Natural fragrance

Because it shares therapeutic character with both Eucalyptus and Tea Tree but has a milder, sweeter aroma, cajeput is often used as a fragrance and freshening note in handmade soaps and natural cleaning blends¹⁰.

Safety

Cajeput is generally considered a safe, non-toxic oil, but it is concentrated and needs to be handled with the same care as any essential oil⁷:

• Always dilute before skin contact - aim for a 1-2% dilution (roughly 6-12 drops per 30ml of carrier oil) for adult topical use.
• Patch test first. Apply diluted oil to a small area of skin and wait 24 hours before wider use, particularly if you have sensitive skin.
• Avoid applying on or near the face of infants and young children. Cajeput is rich in 1,8-cineole, and cineole-rich oils (the same family as Eucalyptus and Peppermint) carry a well-documented caution against use near the face of infants and children, as they can affect breathing in this age group⁷.
• Pregnant or breastfeeding? Speak with your GP or a qualified aromatherapist before use.
• Keep away from eyes and mucous membranes.
• Not for internal use. Cajeput oil is for topical and aromatic use only.
• Cosmetic product, not a medicine. Cajeput Essential Oil is a cosmetic aromatherapy product. Its traditional uses described in this article are historical and aromatherapy practice, not treatment claims for any condition.

Frequently asked questions

What is cajeput oil used for?

Traditionally, cajeput is diffused for a fresh, easy-breathing atmosphere through the cooler months, diluted for massage over tired muscles, and used as a milder alternative to Eucalyptus or Tea Tree in a blend. These are traditional and aromatherapy uses, not medical treatments.

Is cajuput the same as cajeput?

Yes. Cajuput and cajeput are two spellings of the same oil, distilled from Melaleuca cajuputi. The "cajuput" spelling is closer to the original Malay/Indonesian kayu putih, meaning "white wood".

What does cajeput oil smell like?

Fresh and fruity, with a mild eucalypt-like edge - softer and sweeter than Eucalyptus or Tea Tree, which makes it a gentler option in a diffuser blend.

Cajeput vs eucalyptus - what's the difference?

Both are rich in 1,8-cineole, but Eucalyptus is sharper, more intense and more medicinal-smelling. Cajeput carries a similar fresh character with a softer, fruitier presence, which is why some people prefer it for evening diffusing or sensitive noses.

Can you put cajeput oil on your skin?

Only after diluting it in a carrier oil, at around 1-2% for adults, and after a patch test. Never apply cajeput oil neat to the skin.

Is cajeput oil safe for children?

Cajeput should not be applied on or near the face of infants or young children, as it's rich in 1,8-cineole - the same caution that applies to Eucalyptus and Peppermint. For older children, use only under the guidance of a qualified aromatherapist or your GP, and always at a much lower dilution than for adults.

References

Sources open in a new tab so you do not lose your place.

1. 1. Wikipedia contributors. Melaleuca cajuputi. Wikipedia, The Free Encyclopedia. View source
2. 2. Battaglia S. The Complete Guide To Aromatherapy. 3rd ed. Black Pepper Creative Pty Ltd; 2018. (Print reference, no live source page.)
3. 7. Tisserand R, Young R. Essential Oil Safety. 2nd ed. Churchill Livingstone; 2014. (Print reference, no live source page.)
4. 8. Lassak EV, McCarthy T. Australian Medicinal Plants. Methuen Australia; 1983. (Print reference, no live source page.)
5. 9. Chisholm H, ed. "Cajuput Oil". Encyclopaedia Britannica (11th ed.). Cambridge University Press; 1911. (Print reference, no live source page.)
6. 10. Arctander S. Perfume and Flavour Materials of Natural Origin. Allured Publishing; 1994. (Print reference, no live source page.)