Oriental Beauty: The Insect-Bitten Oolong That Smells Like Honey

Oriental Beauty tea represents the perfect marriage of natural processes and human craftsmanship. This isn’t just any oolong – it’s a testament to how sometimes the most extraordinary luxury comes from embracing imperfection rather than fighting against it. As someone who’s explored countless varieties of premium tea, I’ve come to realize that Oriental Beauty offers something truly special: a sensory experience that connects us to both nature and centuries of tea tradition.

The story of Oriental Beauty begins in the misty mountains of Taiwan, where a seeming disaster transformed into a stroke of serendipitous fortune. Imagine being a tea farmer in the early 20th century, watching in dismay as tiny leafhoppers (Jacobiasca formosana) feast on your precious tea plants. The leaves curl and take on a strange appearance, seemingly ruined. But rather than despair, what if those “damaged” leaves created something extraordinary?

This is exactly what happened in Taiwan’s Hsinchu County, where farmers discovered that these insect-bitten leaves produced a tea with an unexpectedly sweet, fruity character unlike anything they’d experienced before. The complex production process contributes to Oriental Beauty’s reputation as a luxury tea worth every penny. What began as a agricultural mishap evolved into one of the most sought-after gourmet teas in the world.

Oriental Beauty tea gained significant recognition in 1933 after winning a prestigious tea competition. This achievement led to increased demand and earned it the nickname “Braggart’s Tea” (吹牛茶) due to producers’ proud claims about its quality. There’s also a charming legend that Queen Elizabeth II was so impressed by this tea that she gave it the name “Oriental Beauty,” though historical evidence for this story remains elusive. Whether true or not, the name captures the exotic allure and exceptional character of this remarkable tea.

For those seeking to explore the world of luxury tea, Oriental Beauty offers an unparalleled introduction to the heights of tea craftsmanship. Its production is limited to specific regions in Taiwan, primarily Hsinchu County and Miaoli, where the perfect combination of climate, altitude, and tea cultivars creates ideal conditions for this unique process.

The category of insect-bitten tea represents one of nature’s most fascinating contributions to the culinary world. But what exactly happens when these tiny leafhoppers bite the tea leaves? The magic lies in the plant’s defensive response.

When a leafhopper bites a tea leaf, the plant responds by producing defensive compounds to deter further attacks. These compounds, including monoterpenes and sesquiterpenes, transform the leaf’s chemistry and ultimately create the distinctive honey-like aroma and fruity flavors that characterize Oriental Beauty. It’s a remarkable example of how stress can create beauty – the plant’s defensive reaction becomes the very thing that makes the tea exceptional.

The chemical changes triggered in insect-bitten tea leaves create flavor compounds impossible to replicate artificially. Research has identified specific compounds responsible for Oriental Beauty’s distinctive aroma. One key compound is α-ionone, which contributes floral notes and has an incredibly high Odor Activity Value, meaning it can be detected at extremely low concentrations. Other important compounds include geraniol, which adds sweet floral notes, and linalool, which contributes floral honey characteristics.

While the concept might initially seem unappealing, insect-bitten tea produces some of the most prized flavors in the tea world. This natural process requires perfect timing – the tea must be harvested after the leafhoppers have visited but before the leaves are too damaged. This delicate balance requires experienced farmers who understand exactly when to harvest for optimal flavor development.

The distinctive honey aroma tea enthusiasts associate with Oriental Beauty develops naturally during processing. No artificial flavors or additives are needed – just nature’s own remarkable chemistry at work. It’s like a dance partner who knows exactly when to lead and when to follow, creating a perfect harmony of flavors.

While many varieties of oolong tea exist, few have the storied history and unique production methods of Oriental Beauty. To understand what makes this tea so special, it helps to understand its place in the broader category of oolong teas.

Oolong teas occupy the middle ground between green and black teas in terms of oxidation. While green teas are minimally oxidized and black teas are fully oxidized, oolongs range from lightly oxidized (closer to green) to heavily oxidized (closer to black). Oriental Beauty undergoes heavy oxidation, typically between 60-80%, placing it toward the darker end of the oolong spectrum. This extensive oxidation contributes to its rich, fruity character and natural sweetness.

The oxidation level of oolong tea significantly impacts its flavor profile, with Oriental Beauty showcasing the higher end of the spectrum. This higher oxidation level helps develop the complex sugars and compounds that give the tea its distinctive honey-like sweetness and fruity notes. It’s like a romantic dance between science and art, where precise chemical changes create a symphony of flavors.

Understanding the category of oolong tea helps appreciate what makes Oriental Beauty so exceptional in its class. Most oolongs are crafted to highlight the natural character of the tea plant through careful processing. Oriental Beauty takes this a step further by incorporating the natural interaction with leafhoppers as an essential element of its production. This makes it not just an oolong tea, but a testament to how natural processes can create extraordinary results when embraced rather than controlled.

The distinctive processing methods for Oriental Beauty oolong tea were developed through generations of tea craft. After harvesting the insect-bitten leaves, they undergo withering, oxidation, rolling, and roasting – each step carefully controlled to develop the tea’s characteristic flavor profile. The result is a tea that stands apart from all other oolongs, with a natural sweetness and complexity that can’t be replicated through conventional processing alone.

When properly brewed, Oriental Beauty oolong tea reveals layers of flavor that evolve with each infusion. The first sip often presents an immediate sweetness reminiscent of honey or ripe peaches, followed by complex floral notes and a lingering finish that might remind you of muscat grapes or cinnamon. It’s a sensory journey that unfolds gradually, rewarding patient attention.

The golden amber color of Oriental Beauty oolong tea hints at the rich experience waiting in each cup. This beautiful hue results from the extensive oxidation process and signals the tea’s developed character. The liquor is typically clear and bright, reflecting the careful processing that preserves the tea’s natural clarity while developing its complex flavors.

The tea presents a complex flavor profile including:

• Muscat grape notes that dance on the palate

• Delicate rose petal aromatics

• Rich honeyed sweetness that lingers

• Ripe peach and lychee undertones

• Subtle cinnamon warmth in the finish

These flavor notes aren’t added – they develop naturally through the interaction between the tea plant, the leafhoppers, and the skilled processing of the tea master. It’s nature’s own recipe, refined through human craftsmanship.

The unique production method involving leafhopper bites places Oriental Beauty firmly in the category of gourmet tea. This isn’t just marketing – the exceptional circumstances required for its production genuinely limit availability and ensure that each batch represents a unique expression of its time and place. Like fine wine, Oriental Beauty can vary from season to season, with each year’s harvest offering subtle variations in character.

Connoisseurs recognize Oriental Beauty as a gourmet tea that offers a sensory experience unlike any other variety. Its complexity rivals that of fine wine or single-origin chocolate, with layers of flavor that unfold gradually and change across multiple infusions. This complexity makes it a favorite among tea enthusiasts who appreciate nuance and depth in their sensory experiences.

The natural sweetness and complex flavor profile have established Oriental Beauty as a standout gourmet tea in a crowded market. Unlike many teas that require sugar or honey to soften astringency, Oriental Beauty offers natural sweetness that needs no enhancement. This inherent quality places it among the most accessible fine teas for those new to premium tea experiences, while still offering enough complexity to engage experienced connoisseurs.

The limited seasonal availability contributes to Oriental Beauty’s status as a premium tea worth seeking out. Production is constrained not just by geography but by the seasonal nature of the leafhopper’s life cycle. The primary harvest occurs in summer (June-July), when the leafhoppers are most active. This limited production window creates natural scarcity that enhances the tea’s desirability among collectors and enthusiasts.

Investing in premium tea like Oriental Beauty offers a luxury experience at a fraction of the cost of other gourmet indulgences. While certainly more expensive than everyday teas, a high-quality Oriental Beauty can provide multiple infusions from a single serving, making it an accessible luxury that can be enjoyed repeatedly from a single purchase. This value proposition has helped establish it as a favorite among those who appreciate life’s finer pleasures without excessive expenditure.

The history of Taiwanese tea production provides important context for understanding Oriental Beauty’s development. Tea cultivation in Taiwan began during the Qing Dynasty, with significant development occurring during the Japanese occupation (1895-1945). This period saw the establishment of research facilities and the refinement of production techniques that would later contribute to Taiwan’s reputation for exceptional oolongs.

Among the varieties of Taiwanese tea, Oriental Beauty stands out for its unique production story and flavor profile. While Taiwan produces many renowned oolongs, including Dong Ding, Alishan, and High Mountain varieties, Oriental Beauty represents a different approach to tea crafting – one that embraces natural intervention rather than controlling every aspect of production. This philosophical difference creates a tea that captures something wild and unpredictable within the framework of careful craftsmanship.

The terroir of specific regions in Taiwan contributes significantly to the character of this exceptional tea. The primary production areas in Hsinchu and Miaoli offer the perfect combination of elevation, soil composition, temperature variation, and humidity to create ideal conditions for both the tea plants and the leafhoppers that visit them. This specific environment cannot be replicated elsewhere, making authentic Oriental Beauty a true expression of its place of origin.

The artisanal production methods ensure that every batch of this premium tea maintains its exceptional quality. From the careful selection of leaves (only those showing the characteristic reddish edges from leafhopper bites are chosen) to the precise control of oxidation and roasting, each step requires skill and attention that can only come from experience. Many producers have maintained these traditional methods across generations, preserving techniques that might otherwise be lost to modernization.

The tea oxidation process plays a crucial role in developing Oriental Beauty’s distinctive character. After harvesting, the leaves are allowed to wither and oxidize for an extended period. During this time, enzymes in the leaves interact with oxygen, transforming simple compounds into more complex ones that create the tea’s rich flavor profile.

For Oriental Beauty, oxidation typically ranges from 60-80%, significantly higher than many other oolongs. This extensive oxidation helps develop the honey-like sweetness and fruity notes that characterize the tea. The process must be carefully monitored, as over-oxidation could result in losing the delicate floral notes that balance the tea’s sweetness.

The oxidation process for Oriental Beauty differs from other oolongs in several key ways:

1. The leaves begin oxidation while still on the plant, triggered by the leafhopper bites

2. The withering period is extended to allow for deeper oxidation

3. The leaves are handled more gently during processing to preserve their integrity

4. The final roasting is lighter to maintain the delicate honey and fruit notes

These differences in processing create a tea that bridges the gap between oolongs and black teas, offering some characteristics of both while maintaining its own distinctive identity. It’s this careful balance that makes Oriental Beauty such a fascinating study in tea craftsmanship.

The production of authentic Oriental Beauty tea requires specific environmental conditions that cannot be replicated elsewhere. The process begins with allowing leafhoppers to feed on the tea plants during the summer months. Farmers must resist the urge to use pesticides, as the insects are essential to the tea’s development. This requirement naturally limits production to organic methods.

After the leaves have been bitten and show the characteristic reddish edges, they are carefully harvested by hand. Only the tender top leaves and buds are selected, with special attention paid to choosing leaves with the right amount of leafhopper damage – enough to trigger the plant’s defensive response but not so much that the leaf structure is compromised.

The harvested leaves undergo a complex processing sequence:

1. Withering: Leaves are spread out to wilt and lose moisture, beginning the oxidation process

2. Indoor Withering: Further withering in a controlled environment deepens oxidation

3. Tossing/Bruising: Gentle agitation to bruise leaf edges and promote even oxidation

4. Oxidation: Extended period allowing enzymes to transform leaf compounds

5. Fixing: Heat application to halt oxidation at precisely the right moment

6. Rolling: Shaping the leaves while expressing remaining moisture

7. Drying: Final moisture removal to stabilize the tea for storage

Each step requires the tea master’s experienced judgment, with decisions made based on the specific characteristics of each batch rather than rigid formulas. This artisanal approach ensures that each production of Oriental Beauty reflects both its natural origins and the skill of those who craft it.

The complex flavor profile of Oriental Beauty places it firmly in the category of premium teas worthy of connoisseur attention. Unlike simpler teas that offer a single dominant note, Oriental Beauty presents a symphony of flavors that evolve throughout the drinking experience. This complexity rewards mindful tasting and offers new discoveries with each brewing.

The scarcity of authentic Oriental Beauty contributes significantly to its premium status. The specific conditions required for its production – from the presence of leafhoppers to the skilled processing – naturally limit availability. Additionally, the best examples often come from small family farms with limited production capacity, further enhancing exclusivity.

For tea collectors, Oriental Beauty offers an interesting opportunity to experience vintage variation. Like fine wine, each year’s production reflects the specific growing conditions of that season. Enthusiasts may collect teas from different years or different producers to compare subtle variations in character, adding an intellectual dimension to the sensory pleasure.

The cultural significance of Oriental Beauty adds another layer to its premium status. As one of Taiwan’s most distinctive tea contributions to the world, it represents both agricultural innovation and cultural heritage. This connection to tradition and place gives it a depth of meaning beyond its sensory qualities, making it not just a beverage but a cultural artifact worthy of appreciation.

Few tea varieties can match the natural sweetness and honey aroma tea drinkers find in a well-crafted Oriental Beauty. This distinctive character develops through a fascinating biological process triggered by the leafhopper’s feeding activity. When the insect bites the leaf, it injects saliva containing enzymes that begin breaking down plant tissues. The plant responds by producing defensive compounds, including monoterpenes and sesquiterpenes, which create the precursors to the tea’s honey-like aroma.

The honey aroma tea masters look for indicates a successful interaction between the plant and the leafhopper insects. Experienced producers can identify the optimal level of insect activity by examining the leaves for characteristic reddish edges and a specific pattern of damage. Too little interaction results in insufficient aroma development, while too much can compromise the structural integrity of the leaves.

Research has shown that the compounds responsible for the honey aroma increase dramatically in leaves that have been bitten by leafhoppers compared to unbitten leaves. These compounds include hotrienol, linalool oxides, and various aldehydes that collectively create the distinctive honey-like character. The precise balance of these compounds varies based on factors including the tea cultivar, growing conditions, and extent of leafhopper feeding.

This natural process creates a sweetness that cannot be replicated through artificial means. While some tea producers might add flavorings to mimic honey notes, authentic Oriental Beauty achieves its character solely through the natural interaction between plant, insect, and careful processing. This authenticity is part of what makes it such a prized luxury tea experience.

The golden liquor of Oriental Beauty tea carries notes of honey, peach, and muscat grapes in perfect harmony. This complexity makes it an excellent subject for focused tasting sessions, where enthusiasts can explore the full range of flavors that unfold with each sip. The experience begins with the visual appreciation of the tea’s amber color, followed by the aromatic evaluation that hints at the flavors to come.

On the palate, Oriental Beauty typically presents an initial sweetness reminiscent of honey or ripe stone fruits. This sweetness is balanced by delicate floral notes that might evoke orchids or rose petals. As the tea moves across the palate, more complex notes emerge – perhaps cinnamon, muscat grape, or even a hint of citrus. The finish is often long and sweet, with lingering floral notes that invite another sip.

What makes Oriental Beauty particularly fascinating for tasting is how these flavors evolve across multiple infusions. Unlike some teas that offer their best expression in the first brewing, Oriental Beauty can often be infused 5-7 times, with each steeping revealing different aspects of its character. Early infusions might highlight the floral and honey notes, while later infusions might reveal deeper woody or spicy elements. This evolution creates a dynamic tasting experience that rewards patience and attention.

The dry leaves of Oriental Beauty offer their own aromatic preview of the brewing experience to come. Typically, they present a complex bouquet with notes of dried fruits, honey, and flowers. This aroma intensifies when the leaves are placed in a warmed teapot or gaiwan, releasing volatile compounds that hint at the flavors to come. It’s like opening a treasure chest of scents – each sniff reveals something new and enticing.

Professional tea tasters evaluate Oriental Beauty using standardized criteria including aroma, flavor, mouthfeel, and aftertaste. The highest quality examples will show clarity and definition in their flavor notes, with no muddiness or confusion. They’ll also demonstrate excellent balance between sweetness and complexity, with a smooth, satisfying texture and a lingering finish that continues to evolve after swallowing.

Brewing Oriental Beauty tea requires attention to detail to fully appreciate its complex character. Water quality is paramount – pure spring water or filtered water with a balanced mineral content allows the tea’s subtle flavors to shine. Tap water with chlorine or excessive minerals can mask or distort the delicate notes that make this tea special.

Water temperature significantly impacts the extraction of flavor compounds from Oriental Beauty. According to expert recommendations, the ideal temperature range is 90-95°C (195-205°F), which is slightly below boiling. This temperature range effectively extracts the tea’s complex flavors without drawing out excessive astringency or bitterness. It’s like finding the perfect dance partner who knows exactly how to move with you – not too aggressive, not too timid.

The leaf-to-water ratio for brewing this premium tea is typically around 3 grams per 240ml of water for Western-style brewing. For the traditional gongfu method, which uses smaller vessels and multiple short infusions, a higher ratio of approximately 5 grams per 100ml is recommended. This concentration allows for a more intense expression of the tea’s character while still maintaining balance.

The gongfu brewing method offers perhaps the most rewarding way to experience Oriental Beauty. This traditional Chinese approach uses a small clay teapot or porcelain gaiwan with a high leaf-to-water ratio and multiple short infusions. Each infusion reveals different aspects of the tea’s character, creating an evolving tasting journey.

A typical gongfu session with Oriental Beauty might follow this progression:

1. First infusion (30 seconds) : Reveals delicate honey and floral top notes

2. Second infusion (20 seconds) : Develops fuller body with pronounced fruit notes

3. Third infusion (25 seconds) : Deepens into richer honey and wood notes

4. Fourth infusion (30 seconds) : Balances fruit and spice elements

5. Fifth infusion (40 seconds) : Subtler with emerging mineral qualities

6. Sixth and later infusions (increasing time) : Gradually revealing deeper base notes

Between infusions, take time to appreciate the aroma of both the brewed tea and the wet leaves. The leaves themselves tell the story of the tea’s processing – look for the characteristic reddish edges that indicate leafhopper damage and the mix of colors from oxidation.

For those who prefer Western-style brewing, a single longer infusion of 3-5 minutes will produce a full-bodied cup that captures most of the tea’s character at once. While this approach doesn’t offer the same evolving experience as gongfu brewing, it still provides a satisfying introduction to Oriental Beauty’s distinctive flavor profile.

As with any premium product, the market for Oriental Beauty tea includes both exceptional examples and inferior imitations. Identifying authentic, high-quality Oriental Beauty requires attention to several key indicators that signal genuine craftsmanship and proper production.

Visual inspection provides the first clues to authenticity. Genuine Oriental Beauty typically consists of leaves with distinctive coloration – a mix of dark brown, reddish-brown, and silver-tipped buds. The presence of white, downy buds (the “beauty” that gives the tea part of its name) is particularly important, as these contribute significantly to the tea’s aromatic qualities. The leaves should show some evidence of the leafhopper damage that triggers the plant’s defensive response, often visible as reddish edges or slight curling.

Aroma evaluation offers another important verification method. Authentic Oriental Beauty presents a complex bouquet with distinct honey, fruit, and floral notes. The honey character should be natural and integrated, not artificial or overpowering. There should be layers of aroma that unfold gradually, rather than a single dominant note.

Finding reputable vendors is essential for accessing genuine Oriental Beauty tea. The best sources typically offer:

1. Detailed provenance information : Specific region, elevation, and harvest season

2. Transparent sourcing practices : Direct relationships with producers

3. Proper storage conditions : Airtight packaging away from light, heat, and strong odors

4. Knowledgeable customer service : Ability to answer specific questions about production

5. Fair pricing : Reflecting the tea’s genuine premium status without excessive markup

Established luxury tea brands like Mariage Frères, Dammann Frères, Harney & Sons, and Bellocq Tea Atelier often include Oriental Beauty in their premium collections. These companies typically maintain direct relationships with producers and have rigorous quality control standards. However, smaller specialty vendors who focus specifically on Taiwanese teas may offer more diverse selections and direct connections to individual farmers.

The price point for authentic Oriental Beauty reflects its limited production and labor-intensive processing. Quality examples typically range from $15-30 per ounce, with exceptional single-estate versions commanding even higher prices. While this places it firmly in the luxury tea category, the ability to infuse the leaves multiple times provides value that helps justify the investment.

In the pantheon of world-class teas, Oriental Beauty occupies a special position. Its unique production story, distinctive flavor profile, and limited availability place it alongside other renowned luxury teas like Darjeeling First Flush, Gyokuro, and Da Hong Pao. What sets Oriental Beauty apart is the remarkable partnership between nature and human craftsmanship that creates its distinctive character.

The global market for luxury tea continues to expand as consumers increasingly seek authentic, artisanal products with distinctive character and cultural significance. Oriental Beauty perfectly embodies these qualities, offering not just exceptional flavor but also a fascinating story that connects the drinker to centuries of tea tradition and a specific place and culture.

When compared with other premium oolongs, Oriental Beauty stands out for its natural sweetness and honey-fruit character. While high mountain oolongs from Taiwan might offer more pronounced floral notes and lighter bodies, and heavily roasted oolongs from China might present deeper woody or roasted notes, Oriental Beauty occupies a unique middle ground with its fruit-forward profile and natural sweetness.

The collectible nature of Oriental Beauty adds another dimension to its appeal for luxury tea enthusiasts. Like fine wine, each year’s production reflects the specific growing conditions of that season. Factors including rainfall, temperature patterns, and even the specific behavior of the leafhoppers in a given year all influence the final character of the tea. This natural variation creates opportunities for vertical tastings comparing different years from the same producer, adding an intellectual dimension to the sensory pleasure.

As climate change affects growing regions worldwide, traditional tea production faces both challenges and opportunities. For Oriental Beauty, changing temperature and rainfall patterns could alter the delicate balance that creates ideal conditions for both the tea plants and the leafhoppers that visit them. Some traditional growing areas may become less suitable, while new regions might develop the right conditions.

Research into the specific compounds responsible for Oriental Beauty’s distinctive character continues to advance our understanding of this remarkable tea. This scientific knowledge helps producers optimize processing methods to enhance desirable flavor compounds while maintaining traditional craftsmanship. It also provides a foundation for adapting production methods to changing environmental conditions.

The growing global appreciation for artisanal products with authentic stories bodes well for Oriental Beauty’s future. As more consumers seek meaningful connections to traditional crafts and natural processes, teas like Oriental Beauty offer not just sensory pleasure but also cultural and environmental significance. This trend suggests that despite challenges, the market for this exceptional tea will likely continue to grow.

Preservation of traditional knowledge remains crucial for maintaining Oriental Beauty’s distinctive character. Many of the skills involved in its production are passed down through generations rather than formally documented. Efforts to record and share this knowledge, while also encouraging new generations to enter tea production, help ensure that these traditions continue into the future.

The story of Oriental Beauty tea reminds us that sometimes the most extraordinary creations arise from embracing the unexpected. What began as agricultural misfortune – insects damaging tea leaves – transformed through human ingenuity into one of the world’s most distinctive luxury teas. This partnership between nature and craftsmanship creates something neither could achieve alone.

The sensory experience of Oriental Beauty offers a rare opportunity to taste complexity that develops entirely through natural processes. In a world where artificial flavors are commonplace, the honey-like sweetness and fruity notes of this tea emerge solely from the plant’s response to its environment and the careful processing that preserves and enhances these natural qualities. This authenticity creates a connection not just to flavor but to place, tradition, and the natural world.

For those new to the world of luxury tea, Oriental Beauty offers an accessible entry point. Its natural sweetness and lack of astringency make it approachable even for those accustomed to sweeter beverages, while its complexity rewards deeper exploration. Each cup tells a story of tiny insects, defensive plant responses, and generations of tea craft – a narrative as rich as the tea itself.

Perhaps most remarkably, Oriental Beauty demonstrates how imperfection can create beauty. The “damaged” leaves that would once have been discarded now produce one of the most sought-after teas in the world. In this transformation lies a powerful reminder that sometimes our most rigid ideas about quality and perfection need to be reconsidered – that beauty often emerges from unexpected places when we remain open to possibility.

The next time you have the opportunity to experience Oriental Beauty tea, take a moment to appreciate not just its flavor but its remarkable journey from leaf to cup. In that golden liquor lies centuries of tradition, scientific marvel, and the perfect partnership between nature’s complexity and human craft – truly one of the tea world’s most beautiful expressions.

1. Chen, Y.S., Liu, B.L., & Chang, Y.N. (2010). Bioactivities and sensory evaluation of Pu-erh teas made from three tea leaves in an improved pile fermentation process. Journal of Bioscience and Bioengineering, 109(6), 557-563.

2. Cho, J.Y., Mizutani, M., Shimizu, B., Kinoshita, T., Ogura, M., Tokoro, K., Lin, M.L., & Sakata, K. (2007). Chemical profiling and gene expression profiling during the manufacturing process of Taiwan oolong tea “Oriental Beauty”. Bioscience, Biotechnology, and Biochemistry, 71(6), 1476-1486.

3. Jiang, H., Yu, F., Qin, L., Zhang, N., Cao, Q., Schwab, W., Li, D., & Song, C. (2019). Dynamic change in amino acids, catechins, alkaloids, and gallic acid in six types of tea processed from the same batch of fresh tea (Camellia sinensis L.) leaves. Journal of Food Composition and Analysis, 77, 28-38.

4. Lin, S.Y., Chen, Y.L., Lee, C.L., Cheng, C.Y., & Roan, S.F. (2013). Monitoring volatile compound profiles and chemical compositions during the process of manufacturing semi-fermented oolong tea. Journal of Horticultural Science and Biotechnology, 88(2), 159-164.

5. Wang, K., Liu, F., Liu, Z., Huang, J., Xu, Z., Li, Y., Chen, J., Gong, Y., & Yang, X. (2011). Comparison of catechins and volatile compounds among different types of tea using high performance liquid chromatograph and gas chromatograph mass spectrometer. International Journal of Food Science & Technology, 46(7), 1406-1412.

6. Zhu, Y., Lv, H.P., Shao, C.Y., Kang, S., Zhang, Y., Guo, L., Dai, W.D., Tan, J.F., Peng, Q.H., & Lin, Z. (2018). Identification of key odorants responsible for chestnut-like aroma quality of green teas. Food Research International, 108, 74-82.