Five flavors, five colors: 五行 at the Chinese dinner table

This photo taken on Feb. 13, 2026 shows a shrimp noodles set at a restaurant of Songhelou Suzhou Noodles in Shanghai, east China. [Photo/Xinhua]

A traditional Chinese meal may appear to start in the kitchen, but some of the ideas behind it begin somewhere much deeper: with an ancient attempt to understand how the world itself works. The concept of 五行 (wǔxíng) is fundamental to traditional Chinese cosmology. Usually translated into English as the "five elements," the term refers to wood (木; mù), fire (火; huǒ), earth (土; tǔ), metal (金; jīn) and water (水; shuǐ). The word "elements" can be slightly misleading, because these are not simply five substances from which the world is made. They are better understood as five phases, processes, or modes of change through which phenomena can be understood in relation to one another.

Relationships are crucial within the five elements, because the five phases within the system generate and restrain one another. Wood generates fire, fire generates earth, earth generates metal, metal generates water, and water generates wood — this is the generating (生; shēng) cycle. At the same time, wood restrains earth, earth restrains water, water restrains fire, fire restrains metal, and metal restrains wood — this is the controlling (克; kè) cycle. These two cycles are expressed in four relationships: what I generate (我生; wǒshēng), what generates me (生我; shēngwǒ), what I control (我克; wǒkè) and what controls me (克我; kèwǒ). Nothing exists entirely on its own. Each phase affects and is affected by the others.

In the development of Chinese thought, this system of relationships became a powerful way of organizing knowledge. The 五行 were associated with directions, seasons, colors, flavors, bodily organs, and many other aspects of the natural and human worlds. The same cosmological framework used to think about large patterns in nature could therefore also be applied to the body.

From there, the journey to the dinner table is surprisingly short. Chinese traditions have long treated food and health as closely related. Today, this idea is sometimes summarized by the expression "medicine and food share the same source" (药食同源; yàoshítóngyuán). The thinking behind this phrase has deep roots. The ancient text on Chinese medicine "Huangdi Neijing," also known as the "Yellow Emperor's Inner Classic," discusses nourishment alongside the maintenance of bodily health. Food, in this framework, is not simply fuel. It reflects the same patterns of relationship and balance found throughout the natural world.

Villagers spread harvested crops on bamboo trays to dry at Huangling Village in Wuyuan County, east China's Jiangxi Province, Aug. 25, 2026. [Photo/Xinhua]

This becomes especially clear when we look at the "five flavors" (五味; wǔwèi): sour, bitter, sweet, pungent and salty. Traditional correspondences connect each flavor to one of the five elements and to particular organs. The five colors form part of the same system, creating a network of associations among phase, color, flavor and body. The correspondences follow a consistent pattern. Wood is associated with blue-green (青; qīng), sour flavor (酸; suān) and the liver (肝; gān). Fire corresponds to red (赤; chì), bitter flavor (苦; kǔ) and the heart (心; xīn). Earth corresponds to yellow (黄; huáng), sweet flavor (甘; gān) and the spleen (脾; pí). Metal corresponds to white (白; bái), pungent flavor (辛; xīn) and the lungs (肺; fèi). Finally, water corresponds to black (黑; hēi), salty flavor (咸; xián) and the kidneys (肾; shèn).

In noticing these correspondences, traditional Chinese thought was identifying relationships among phenomena rather than treating each phenomenon independently. The body, the seasons, the foods people ate, and the world around them could all be interpreted through the same underlying pattern. 

However, we should avoid the mistake of interpreting this as meaning one should eat a particular color or flavor of food to "cure" the corresponding organ. The traditional system is more concerned with relationships and balance than prescribing formulas. The "Huangdi Neijing" discusses both the affinities of the five flavors and the harm that can result from their excess. In other words, it is not possible to say that a certain flavor is simply "good" or "bad." Each can nourish within one relationship and become disruptive when consumed to excess.

In five-elements thinking, balance is dynamic. Things generate and restrain other things. Too much can unbalance a relationship just as too little can. This helps explain why the five flavors matter not only in traditional ideas about health, but also in thinking about the composition of a meal.

Here, translation can obscure some of the distinctions. For example, 甘 (gān), is usually rendered as "sweet," but it does not refer to the refined sugary sweetness associated with cakes, candy or desserts. Instead, it encompasses the gentler natural sweetness of grains and other foods. Similarly, 辛 (xīn) is often translated as "pungent" or "acrid." However, this should not be understood simplistically as the heat of chili peppers. Ginger, garlic, scallions and other aromatic ingredients also produce the flavor. A balanced table can bring these different flavors into conversation with one another. A sour dish might sit alongside something gently sweet. A bitter green vegetable may provide another note. Ginger, garlic or scallion introduces pungency. Salt, soy sauce, preserved foods or other seasonings contribute salty flavors. Not every dish needs to contain all five. Indeed, one of the pleasures of a Chinese meal is that the composition frequently happens across the table. Individual dishes retain their own characters while participating in something larger.

The same is true visually. A table containing green vegetables, red ingredients, pale tofu or fish, yellow grains or vegetables, and dark mushrooms, seaweed or black beans offers more than simple visual variety. Through the traditional system of correspondences, color can echo the same fivefold pattern expressed through flavor.

Of course, most people sitting down to dinner are not mentally calculating generating and controlling cycles before picking up their chopsticks. Cultural ideas do not have to remain consciously present in every action in order to shape habits, preferences and ways of thinking. Nor does every colorful Chinese meal represent a deliberate application of these theories. What the tradition gives us instead is another way of understanding what it means for food to be "balanced."

Modern nutritional language often emphasizes such categories as proteins, carbohydrates, fats, vitamins, minerals and calories. Traditional Chinese food culture developed within a very different intellectual framework. Balance could also mean considering flavors, colors, seasons, ingredients, bodily conditions and the relationships among them. This is why reducing the 五行 approach to rules such as "red foods are good for the heart" misses much of what makes the system interesting. The deeper idea is not that one food produces one predictable result. It is that health, like the natural world itself, depends upon relationships.

The principle is visible even in the structure of a shared meal. No single dish has to do everything. One may be rich while another is light. One sharp, another mild. One warming, another refreshing. The table works through contrast, complement and restraint.

There is something remarkably enduring about that idea. A cosmological system developed in ancient China to describe patterns of generation, transformation and control eventually became intertwined with ways of thinking about the human body, health, flavor and nourishment.

And in the process, an enormous idea became an everyday one. A philosophy that began by trying to understand relationships among the fundamental processes of the cosmos eventually found expression in something as ordinary as deciding what belongs together on the dinner table.

Shelly Bryant is a writer and culture & communication consultant living in Singapore and China's Shanghai.

Opinion articles reflect the views of their authors, not necessarily those of China.org.cn.