Most of the sandalwood you smell is not sandalwood. It is a molecule, or a set of them, built to read as the tree.
This is not a scandal. It is the present condition of one of perfumery’s oldest base notes, and understanding it changes how you read any product that lists santal on its card.
What the tree actually smells like
Santalum album, Indian sandalwood, often called Mysore after the region that made it famous, is warm, creamy, and milky, with a faint sweetness underneath. It is smooth in a way few natural materials are. No sharp edges, no top-note flash, no green bite. It sits low and stays there, holding a composition together while lending it a soft, lactic warmth.
That smoothness is also why sandalwood became a fixative as much as a scent. A base note slows the evaporation of the lighter materials above it, and sandalwood does this while contributing its own character rather than just weight. It is central to the chypre and oriental families, and to nearly every classic structure that wanted depth without heaviness.
The Australian species, Santalum spicatum, is lighter and slightly more medicinal, a drier, less buttery reading of the same idea. Hawaiian Santalum paniculatum sits somewhere between. These distinctions matter when a material is genuinely present, in the same way that Atlas and Virginia cedarwood are two different smells sharing one word. With sandalwood, though, the more pressing distinction is whether there is any tree in the bottle at all.
Why scarcity rewrote the note
Santalum album is slow. The tree takes decades to develop the heartwood that holds the oil, and the most prized material came from old growth. Overharvesting and the economics of a high-value crop did what they tend to do. Indian sandalwood is now endangered, tightly regulated, and expensive enough that using it freely in a mass fragrance is not a real option.
So the industry did what it does when a natural material becomes scarce: it built replacements. Not one molecule but a family of them, each capturing a different facet of the original.
Javanol is the most striking, intensely creamy, powerful at low concentration, with a metallic, almost rosy edge that natural sandalwood does not have. Ebanol is drier and woodier. Polysantol contributes the soft, milky warmth. Perfumers now compose a “sandalwood” the way a painter mixes a color, choosing which facet to foreground. The result can be more consistent, more powerful, and more stable than the natural oil, which varies by source and is precious enough to ration.
What this means in practice is that the contemporary sandalwood smell is defined by these synthetics more than by Santalum album. A generation of wearers learned the word from accords the tree never touched.
Santal 33 and the smell of a decade
No fragrance illustrates this better than Le Labo’s Santal 33. Released in 2011, it became the defining woody scent of the following decade, the one that seemed to drift out of every hotel lobby and coffee shop, instantly recognizable and endlessly copied.
It is, largely, a synthetic sandalwood accord. The famous creamy-woody character, that smooth, slightly leathery, almost suede-like warmth, comes from the modern santal molecules built around it, not from a generous dose of Mysore oil. Its success reshaped what people expected “sandalwood” to mean. The contemporary creamy-woody trend is, to a large degree, the sound of that accord echoing.
To be candid about this is not to diminish it. A well-built synthetic accord can be more interesting, more legible, and more reliable than a thinned natural oil straining to do the same work. But it is a different smell. The metallic brightness of Javanol, the dryness of Ebanol, these are signatures of the molecule, not the wood. Someone who knows the natural oil can usually tell.
Reading the word honestly
For anyone who pays attention to scent, the useful instinct is to ask what “sandalwood” is being asked to mean in a given product.
Sometimes it is Santalum album, used sparingly because it is expensive. Sometimes it is the more affordable Australian spicatum, with its drier, lighter profile. Often it is a fragrance compound, a built accord of synthetics that reads as santal without containing tree. None of these is dishonest on its own. The dishonesty would be pretending they are interchangeable, or that every soap and scent listing sandalwood carries oil pressed from heartwood.
In soap specifically, the natural oil is a fine base note: long-lasting, warm, stable through the life of the bar. But album-grade material is costly enough that most commercial sandalwood in soap is either Australian or a compound. Being specific about which is the whole point. It is the same discipline that applies to bergamot, knowing whether you mean the cold-pressed oil from Calabria or a reconstructed citrus accord changes what the word is worth, and what you should expect it to do on skin.
Sandalwood pairs unusually well across that divide. Its warmth gives a citrus opening somewhere to land and a place to rest as the top notes burn off, the structural logic behind pairings like bergamot and hinoki, where bright zest sits over quiet wood. Whether the wood underneath is tree or molecule, the architecture is the same: something low and warm holding everything above it in place.
The honest version of the story is the more interesting one. Sandalwood is a real material, scarce and beautiful, and it is also a word that now describes a family of synthetics that have outgrown their source. Both things are true. The smell on your skin is usually the second, wearing the name of the first.