What Is He Xiang (合香)? A Guide to Traditional Chinese Blended Incense

Light a piece of pure agarwood, and you are experiencing one aromatic material.

Burn a traditional He Xiang (合香) formula, and you are experiencing a composition.

Agarwood may provide depth. Sandalwood can soften the structure. Natural borneol may introduce a cool, crystalline lift. Aromatic roots and herbs can add dryness, warmth, or earthy complexity. Resins may deepen the fragrance, while flowers, tea, fruit, or honey can change the way other materials behave.

This is the world of He Xiang — traditional Chinese blended incense.

Unlike incense centered on a single fragrant material, He Xiang brings multiple aromatics into a deliberate relationship. Historical incense manuals show that this could involve much more than simply grinding ingredients together. Materials might be washed, soaked, steamed, treated with tea or honey, scented with flowers, shaped, sealed, or rested before the finished incense was burned.

The result is not merely a collection of individual smells. It is a new aromatic whole.

To understand He Xiang, it is therefore more useful to think in terms of composition, balance, transformation, and time.

What Does He Xiang (合香) Mean?

The Chinese character 合 (he) means to join, combine, unite, or bring together.

香 (xiang) has a wider meaning than the English word incense. Depending on context, it may refer to fragrance, an aromatic substance, or something used for its scent.

For this reason, He Xiang (合香) can be translated in several useful ways:

• blended fragrance

• combined aromatics

• compound incense

For modern English readers, traditional Chinese blended incense is usually the clearest description.

There is, however, an important historical nuance.

In older incense texts, he xiang can refer broadly to the act or practice of combining aromatic materials. It should not always be understood as the formal name of one standardized incense category with a single fixed method.

What matters is the underlying principle: multiple aromatics are intentionally brought together to create a coherent composition.

A classical blending principle preserved in Song-dynasty incense literature describes the need to consider the different qualities and quantities of fragrant materials so that their scents do not obscure one another. The process is compared to the way a physician combines medicinal ingredients according to their individual characteristics.

This gives us a useful way to understand He Xiang:

The materials remain distinct, but the finished fragrance becomes something greater than any one ingredient.

Simply mixing sandalwood, clove, and agarwood together does not automatically create a successful formula.

The art lies in how they work together.

A Brief History of Chinese Blended Incense

Chinese aromatic culture developed over many centuries, and by the Tang and Song periods it drew on an increasingly diverse palette of both local and imported fragrant materials.

Trade networks connecting China with Southeast Asia and the wider Asian maritime world brought aromatic woods, resins, spices, and cooling substances into courtly, religious, domestic, and scholarly life.

Over time, these materials were not only appreciated individually. They were also prepared and combined into increasingly sophisticated fragrance compositions.

By the Song dynasty, surviving incense manuals reveal a highly developed culture of evaluating, processing, and blending aromatic materials.

One important surviving source is Chen Jing's Xinzuan Xiangpu (《新纂香谱》), which preserves material on fragrant substances, preparation techniques, incense seals, and the harmonizing and compounding of fragrance.

Several centuries later, Zhou Jiazhou's Ming-dynasty Xiang Sheng (《香乘》) gathered a much larger body of earlier incense knowledge. Its twenty-eight volumes include sections devoted to aromatic materials, compound formulas, floral incense, incense seals, wearable fragrance, preparation methods, utensils, and historical anecdotes.

These texts do not reveal one rigid system of He Xiang.

Instead, they preserve something more interesting:

a culture of formulation.

Different materials could be prepared in different ways, combined in different proportions, and used to create very different aromatic effects. For the wider historical development of fragrance culture in China, see our history of Chinese incense.

What Makes He Xiang Different?

The easiest way to understand He Xiang is to compare it with other approaches to incense.

Single-Material Incense and He Xiang

When agarwood or sandalwood is burned by itself, attention is focused on the character already present within that material — its sweetness or dryness, its depth, its origin, its grade, and the way it develops with heat.

He Xiang begins from a different question:

What happens when several aromatic materials are intentionally composed together?

Agarwood may still provide the foundation, but it no longer needs to stand alone.

Sandalwood may soften it. Borneol may add brightness. Clove can introduce warmth. An aromatic root may create dryness or depth, while a resin can help connect several parts of the fragrance.

The final aroma emerges from the interaction between materials, rather than from one ingredient in isolation.

Neither approach is inherently better.

They are simply different ways of experiencing fragrance.

He Xiang and Fragrance-Based Incense

Many contemporary scented incense products use a combustible base together with a prepared fragrance composition.

Historical Chinese compound incense formulas generally work more directly with aromatic materials themselves.

Woods, roots, herbs, spices, resins, flowers, fruits, and other substances become part of the formula, and some may be transformed through preparation before they are combined.

This means the fragrance is shaped not only by:

what ingredients are used

but also by:

how those ingredients are treated

This distinction helps explain why He Xiang is best understood not as one scent category, but as a tradition of aromatic formulation.

How Does Jun–Chen–Zuo–Shi (君臣佐使) Relate to He Xiang?

Modern introductions to He Xiang often explain incense formulas through Jun–Chen–Zuo–Shi (君臣佐使) — usually translated as Chief, Deputy, Assistant, and Guide.

The terminology comes from classical Chinese medicinal formulation. Applied to incense, it can be a useful way to imagine different aromatic roles:

Jun — Chief: establishes the main direction of the composition.

Chen — Deputy: supports or develops that direction.

Zuo — Assistant: balances, modifies, softens, or contrasts with the main fragrance.

Shi — Guide: helps connect or integrate the composition.

This can be a useful modern interpretive framework.

However, it should not be presented as a universal historical rule that every traditional incense formula explicitly followed.

The surviving incense manuals give us a more directly documented principle: the characteristics and proportions of different materials should be balanced so that they harmonize rather than mask one another.

So when thinking about historical He Xiang, the more useful principles are:

proportion, compatibility, balance, and integration

The comparison with medicine is historically meaningful, but He Xiang remains an aromatic craft tradition, not simply a medicinal prescription converted into incense.

What Is He Xiang Made Of?

There is no fixed ingredient list for He Xiang.

Historical formulas draw from an unusually broad aromatic palette.

Aromatic woods such as agarwood and sandalwood may provide structure. Roots and herbs such as Gansong, Baizhi, Huoxiang, and Lingling Xiang can add earthy, dry, or botanical complexity.

Resins and balsamic materials such as frankincense, benzoin, and historically recorded Suhe Xiang may contribute depth and persistence. Spices such as clove, cinnamon, and fennel add warmth, while cooling aromatics such as natural borneol create clarity and contrast.

Flowers including osmanthus, jasmine, gardenia, and plum blossom may be incorporated directly or used through scenting techniques.

Historical formulas can also include less expected materials such as pear, tea, lychee shell, refined honey, ambergris, musk, and Jia Xiang.

This diversity is one reason the phrase “Chinese herbal incense” is too narrow to describe He Xiang as a whole.

Herbs are part of the tradition, but so are woods, resins, flowers, spices, fruits, binders, and other historical aromatics.

For a detailed ingredient-by-ingredient guide, see:

What Is Chinese Incense Made Of? Traditional Chinese Incense Ingredients Explained.

How Is He Xiang Made?

There is no universal historical sequence for making He Xiang.

Different formulas use different ingredients, proportions, and techniques. Rather than treating the following as a fixed ancient method, it is more accurate to understand them as recurring practices found across historical incense recipes.

Building the Formula

A formula begins with the relationship between its ingredients.

Some compositions are centered around agarwood or sandalwood. Others rely more heavily on roots, herbs, spices, flowers, resins, or cooling aromatics.

There is no universal percentage that defines a He Xiang formula.

A strongly penetrating material may be used in a very small amount, while a softer aromatic wood might form a much larger proportion of the blend.

The goal is not numerical symmetry.

It is aromatic balance.

Preparing the Ingredients

Preparation is one of the most distinctive aspects of traditional Chinese incense-making.

Historical incense manuals devote considerable attention to Xiuzhi (修制) — the preparation and treatment of aromatic materials before blending.

Depending on the formula, ingredients might be cleaned, soaked, boiled, steamed, dried, treated with tea or wine, combined with honey, or repeatedly scented with flowers.

The purpose was not always to preserve the raw ingredient exactly as it was.

Sometimes the purpose was to change it.

Sandalwood treated with tea may behave differently from untreated sandalwood. A fragrant wood repeatedly layered with flowers can become a carrier for another scent. Pear can alter the character of aromatic woods through preparation and steaming.

This is why a historical ingredient list only tells part of the story.

It tells us what went into the formula, but not necessarily what the finished fragrance became.

Grinding and Combining

After preparation, ingredients may be ground, crushed, or otherwise reduced to an appropriate texture.

Particle size can influence how evenly materials combine, how quickly they release fragrance, and how the finished incense behaves when heated or burned.

Strong aromatics such as borneol or historically used musk also require careful handling because a very small amount can significantly change the overall composition.

Grinding therefore serves the formula rather than being a purely mechanical step.

Balancing the Formula

This is the heart of He Xiang.

Different aromatic materials vary enormously in strength.

A small amount of borneol can dominate a blend. A root may be present mainly to alter the dry or earthy character of the fragrance. A resin may deepen the background without becoming the most recognizable note.

A woody material may provide the structure on which everything else rests.

There is no credible universal formula such as:

30% Chief
30% Deputy
20% Assistant
20% Guide

that can be applied across traditional recipes.

Balance depends on the materials themselves.

The goal is for several ingredients to become one coherent aromatic composition.

Binding and Shaping

Not every He Xiang formula was used in the same physical form.

Some compound aromatics remained relatively loose, while others were bound and shaped.

Historical recipes frequently use refined honey, while botanical binders such as Baiji also appear in incense-making traditions.

Compound incense could take the form of powders, pills, pellets, cakes, molded pieces, seal incense, and other preparations.

This is why He Xiang should not be confused with one particular incense shape.

The form can change.

The compositional principle remains.

Resting and Aging

Some blended incense was not used immediately after it was made.

Historical formulas sometimes instruct the maker to seal a prepared composition and leave it to rest before burning.

Depending on the formula, this could last for days, weeks, or longer.

During that time, moisture can redistribute and the aromatic materials may integrate more fully. Edges between individual ingredients can soften, allowing the overall composition to become more unified.

This gives us one of the most evocative ideas in He Xiang:

Time can become part of the formula.

He Xiang Is More Than Stick Incense

Many people today first encounter Chinese incense as thin, coreless sticks.

But He Xiang and incense sticks are not the same thing.

A stick describes a physical form.

He Xiang describes an approach to combining aromatic materials.

Historical compound aromatics could appear as powders, pills, cakes, molded incense, seal incense, wearable fragrance preparations, and other forms.

A modern incense stick can certainly be made according to He Xiang principles, but He Xiang does not have to be a stick.

A useful distinction is:

Xian Xiang (线香 - Incense stick) describes form.

He Xiang (合香) describes composition.

What Does He Xiang Smell Like?

He Xiang does not have one fixed scent profile.

Because it is a tradition of composition rather than a single fragrance, its aroma depends on the materials, proportions, and preparation methods used in each formula.

Some blends are deep and woody, built around agarwood or sandalwood. Others feel cool and crystalline through natural borneol, or earthy and botanical through aromatic roots and herbs such as Gansong and Baizhi.

Clove, cinnamon, and fennel can introduce warmth and spice, while resins add balsamic depth.

Floral He Xiang can also feel very different from modern floral perfume. Osmanthus, jasmine, gardenia, or plum-blossom-inspired compositions may be layered with woods, roots, herbs, or spices rather than simply recreating the scent of a fresh flower.

This range is one reason historical formulas with very different ingredients can all belong to the broader tradition of Chinese blended incense.

Three examples make this especially clear.

Three Historical Formulas That Show How He Xiang Works

Pear Chamber Incense

Pear Chamber Incense (鹅梨帐中香) is one of the clearest examples of processing becoming part of fragrance composition.

Historical versions combine pear with aromatic woods rather than simply trying to produce a recognizable “pear fragrance.”

Different recorded preparations use pear in different ways, including treating or steaming aromatic materials with the fruit.

The important idea is not simply:

pear + wood

but:

wood transformed through pear

The fruit becomes part of the process by which the aromatic material changes.

This is quintessential He Xiang.

The fragrance is created not only through ingredients, but through transformation.

Snow in Spring

Snow in Spring (雪中春信) reveals another characteristic of historical blended incense.

Incense literature preserves substantially different versions under the same name.

One formula may emphasize aromatic woods and cooling materials, while another uses a broader collection of roots and herbs. Other versions approach the same named fragrance through different combinations and preparation methods.

This suggests that a traditional incense name did not always represent one immutable ingredient list.

It could also express an aromatic idea interpreted through different formulas.

The identity of an incense could therefore lie partly in its concept and character, rather than in one single recipe.

Madam Huarui's Private Incense

Madam Huarui's Private Incense (花蕊夫人衙香) demonstrates the importance of proportion and integration.

The formula brings together several aromatic materials whose finished character cannot be explained by one ingredient alone.

Woods provide structure, while other aromatics contribute warmth, depth, lift, or persistence.

What matters is the way these materials relate to one another.

“Private Incense” is used here as a reader-friendly English name for the historical formula Huarui Furen Ya Xiang (花蕊夫人衙香).

Its value as an example lies in a central principle of He Xiang:

the finished fragrance emerges from the relationship between its materials.

To explore these and other historical compositions in detail, see:

10 Famous Chinese Incense Formulas: History, Ingredients & Traditional Uses.

Is He Xiang the Same as Traditional Chinese Medicine?

No, although there is meaningful overlap between the two traditions.

Many aromatic materials found in historical incense also appear in Chinese materia medica, including Gansong, Baizhi, Huoxiang, borneol, clove, and others.

Historical incense writing also compares aromatic formulation with the physician's task of combining different ingredients in appropriate proportions.

But this does not mean He Xiang should simply be treated as medicine.

Incense was used in many contexts, including domestic interiors, court culture, religious environments, scholarly life, personal fragrance, scenting garments and objects, and aesthetic appreciation.

Some historical formulas were also associated with medicinal, protective, or ritual uses.

Those contexts should be distinguished rather than collapsed into a single category.

The same is true of the phrase “Chinese herbal incense.”

Herbs are part of He Xiang, but they are only one material family among many.

Traditional formulas may also contain aromatic woods, spices, flowers, resins, fruits, cooling aromatics, and other substances.

He Xiang is therefore better understood primarily as an aromatic craft tradition.

Is He Xiang Always Natural?

“Traditional” does not automatically mean “100% plant-based.”

Many historical formulas relied heavily on naturally derived woods, roots, herbs, flowers, spices, resins, fruits, and honey.

But historical incense could also include animal-derived materials such as musk, ambergris, and Jia Xiang, as well as certain mineral or processed substances.

So a historical formula is not automatically plant-only, vegan, ethical by modern standards, or appropriate to reproduce exactly today.

Modern makers may choose to replace or omit historical materials because of conservation, animal welfare, safety, sourcing, or regulatory concerns.

When contemporary incense is based on historical formulas, it is therefore often more accurate to describe it as a reconstruction or interpretation of historical aromatic principles rather than assuming every ingredient and method has remained unchanged.

Frequently Asked Questions About He Xiang

What is He Xiang (合香)?

He Xiang is a traditional Chinese approach to combining multiple aromatic materials into a composed fragrance.

The defining principle is not one required ingredient, but the way materials are prepared, proportioned, balanced, and harmonized.

What does He Xiang mean in English?

Useful translations include blended fragrance, combined aromatics, and compound incense.

For general English readers, traditional Chinese blended incense is usually the clearest description.

Is He Xiang the same as Chinese incense sticks?

No.

An incense stick is a physical form, while He Xiang describes an approach to aromatic composition.

He Xiang can also appear as powders, pills, cakes, molded incense, or other preparations.

Does He Xiang always contain agarwood?

No.

Agarwood is an important material in Chinese fragrance history, but it is not required in every He Xiang formula.

Some blends rely more heavily on sandalwood, roots, herbs, flowers, spices, resins, or other aromatics.

Is He Xiang the same as herbal incense?

No.

Herbs can be part of He Xiang, but historical formulas also use aromatic woods, resins, spices, flowers, fruits, cooling aromatics, binders, and other materials.

“Chinese herbal incense” therefore describes only part of the tradition.

Is Jun–Chen–Zuo–Shi required in every He Xiang formula?

Not necessarily.

It can be a useful interpretive framework, but historical incense manuals more directly emphasize balance, proportion, compatibility, and integration rather than requiring every formula to follow four fixed roles.

Are ancient He Xiang recipes still used today?

Historical incense manuals preserve many old formulas, but these should not automatically be treated as unchanged recipes continuously produced for centuries.

Ingredient identification, sourcing, preparation methods, ethics, and safety standards have changed over time.

Modern versions based on historical sources are often better understood as reconstructions or interpretations of earlier formulas.

He Xiang Is the Art of Relationship

Rare aromatic materials can be fascinating.

Agarwood has remarkable depth. Natural borneol can feel almost crystalline. Flowers introduce another kind of delicacy.

But He Xiang asks us to look beyond the ingredient in isolation.

The more interesting question is not:

What does this material smell like?

It is:

What happens when this material meets another one?

A warm wood beside a cooling crystal.

A dry root beneath a flower.

Tea changing sandalwood.

Pear transforming wood.

Honey binding powder.

Time softening the edges between them.

That is the essence of traditional Chinese blended incense.

He Xiang is not simply the act of mixing fragrance.

It is the craft of making many aromatic materials speak as one.

Continue Exploring Traditional Chinese Incense

What Is Chinese Incense Made Of? Traditional Chinese Incense Ingredients Explained

Explore the woods, roots, herbs, flowers, resins, spices, fruits, and historical materials used in traditional Chinese incense.

10 Famous Chinese Incense Formulas: History, Ingredients & Traditional Uses

See how the principles of He Xiang appear in historical formulas, including Pear Chamber Incense, Snow in Spring, palace fragrances, and other classical compositions.

Sources & Further Reading

Chen Jing, Xinzuan Xiangpu (《新纂香谱》), Song dynasty.
A major historical source on incense materials, preparation, blending, and incense practices.

Zhou Jiazhou, Xiang Sheng (《香乘》), Ming dynasty.
A comprehensive incense compendium preserving earlier formulas, materials, preparation methods, and fragrance practices.

Linda Rui Feng, “Foreign Aromatics, Olfactory Culture, and Scent Connoisseurship in Late Medieval China,” Journal of the Royal Asiatic Society (2024).
Modern scholarship on imported aromatics and scent culture in medieval China.

Historical incense terminology does not always correspond exactly to modern botanical or commercial names. Uncertain identifications are treated cautiously.