CINNAMON (CINNAMOMUM SPP.)

CAS: 977000-66-0 FLAVORING AGENT OR ADJUVANT, PROCESSING AID, SURFACE-FINISHING AGENT

Cinnamon (Cinnamomum spp.) is a natural spice and flavoring derived from the bark and other parts of species within the Cinnamomum genus. It is used to impart characteristic aroma and flavor in a variety of culinary applications and is recognized in regulatory frameworks as a natural seasoning. Cinnamon functions in foods as a flavoring agent or adjuvant and contributes sensory complexity without added nutritive value.

What It Is

Cinnamon (Cinnamomum spp.) refers to the dried bark and aromatic components of trees from the genus Cinnamomum, historically valued for its distinctive flavor and scent in foods and beverages. In regulatory contexts for food ingredients, cinnamon is classified as a flavoring agent or adjuvant and may also serve as a processing aid or surface-finishing agent depending on how it is used in a given formulation. The term encompasses several botanical species and varieties, including cassia-type cinnamon and related forms that vary in chemical profile. As a naturally derived ingredient, cinnamon is included within lists of spices and other natural seasonings and flavorings that are generally recognized as safe for their intended use under conditions of customary ingestion. In many regulatory inventories and guidance documents, cinnamon appears alongside other spices such as cloves, nutmeg, and allspice, illustrating its widespread use and acceptance in food manufacturing and culinary arts. Cinnamon’s identity is established through its botanical origin and characteristic sensory properties. Unlike isolated chemical flavoring substances that may be synthetically manufactured or fractionated, cinnamon as an ingredient includes a complex mixture of volatile oils, phenolic compounds, and plant matrix materials that collectively produce its spicy-sweet aroma and flavor. The CAS number 977000-66-0 is associated with cinnamon as an ingredient in food ingredient databases and regulatory listings. Various regulatory codes, including 21 CFR 182.10, enumerate cinnamon among spices and natural seasonings recognized as safe for use in food within the United States. Cinnamon does not have a single defined chemical structure but is instead identified by its plant source and processing methodology, typically involving drying of the bark and other relevant plant parts. Cinnamon’s classification as a flavoring agent or adjuvant reflects its primary purpose in foods: to modify sensory experience by contributing aroma and taste rather than supplying significant nutritive content. As a surface-finishing agent, cinnamon may be applied to the exterior of certain food products to enhance appearance and sensory appeal while also contributing aromatic complexity. In the context of processing aids, cinnamon can influence the development of flavor during preparation steps such as infusion, maceration, or flavor extraction. Cinnamon’s long history of culinary use across cultures attests to its enduring role as a natural flavor additive that shapes the sensory profile of foods and beverages across categories.

How It Is Made

The production of cinnamon involves harvesting bark and related plant material from trees of the genus Cinnamomum, typically grown in tropical regions. After harvest, the outer bark is removed to expose the inner bark, which naturally curls into quills or sticks as it dries. These quills may be sold whole or may undergo further processing such as grinding to produce cinnamon powder. High-level processing practices for cinnamon focus on preserving the volatile compounds that contribute to flavor and aroma while ensuring the material meets food safety and quality specifications. The essential oils present in cinnamon include a balanced composition of cinnamaldehyde and other terpenes and phenolic compounds that collectively define its sensory characteristics. Commercial production often begins with cultivation of cinnamon trees, followed by manual or mechanical harvesting of branches. Skilled workers remove the outer bark and peel the inner bark into strips that dry in ambient conditions. During drying, the bark undergoes physical transformation as moisture evaporates and the sticks form characteristic quills. These sticks can be further milled to various particle sizes depending on end use, whether for direct addition to culinary products or for encapsulation and formulation in extracts and flavoring concentrates. Quality control measures in production examine moisture content, purity, and absence of physical contaminants to meet established ingredient standards. Although cinnamon is a natural botanical ingredient, food manufacturers treat it with the same attention to quality and safety as other food ingredients. It may be subject to standard food safety protocols for spices, including screening for foreign material, compliance with good manufacturing practices, and verification of identity through sensory and analytical methods. Manufacturers of cinnamon and cinnamon-containing products may also test for compliance with regulatory limits on contaminants and adulterants that could compromise food safety. As a natural ingredient, cinnamon’s composition can vary based on botanical variety, harvest conditions, and processing methods, but the overarching goal in production remains consistent: to deliver a safe, high-quality flavoring that meets consumer expectations and regulatory requirements. The inclusion of cinnamon on regulatory lists of spices and natural seasonings that are recognized as safe reflects the long history of its use and the absence of safety concerns when it is used in customary culinary amounts. While more highly refined ingredients or isolated flavor compounds often undergo formal toxicological evaluation, cinnamon as a whole botanical ingredient leverages its established consumption history and the collective body of safety knowledge accumulated through widespread culinary use.

Why It Is Used In Food

Cinnamon is used in foods for multiple technological and sensory reasons, principally to impart its distinctive warm, aromatic flavor and enhance overall taste complexity. Its sensory profile evokes spicy and sweet notes that complement a variety of food matrices, from baked goods and confections to beverages and savory dishes. Food manufacturers utilize cinnamon to achieve specific flavor profiles that align with regional culinary traditions or consumer expectations for seasonal and classic products. Beyond pure taste contributions, cinnamon’s volatile constituents interact with other flavor compounds in a formulation to build depth and nuance, often serving as a signature ingredient in spice blends. In addition to direct sensory contributions, cinnamon can play a role in processing by influencing the development of flavor during heat treatment or infusion steps. Food developers appreciate how cinnamon’s components can withstand certain processing conditions while maintaining integrity, allowing it to contribute consistent sensory effects across batches. In formulations where surface finishing is desirable, such as spice coatings on baked goods or toppings on snack products, cinnamon functions to improve visual and olfactory appeal concurrently. From a marketing perspective, cinnamon also aligns with consumer search intents for natural and recognizable ingredients. Consumers frequently seek out foods labeled with familiar spice names that communicate taste expectations and culinary relevance. Unlike synthetic flavoring agents that may require technical qualifiers on ingredient lists, cinnamon’s position as a natural seasoning can influence product perception and acceptability. The broad range of applications—from breakfast cereals to dairy desserts and confections—demonstrates cinnamon’s versatility as a flavor ingredient that meets diverse formulation needs. The widespread use of cinnamon reflects its adaptability across cultural cuisines and product formats. Whether used in ground form for direct incorporation into doughs and batters or extracted to create concentrated flavoring preparations, cinnamon provides a consistent and desirable sensory effect. Its dual role as an organoleptic enhancer and a component of complex flavor systems makes it a valuable ingredient for both traditional and innovative food products.

Adi Example Calculation

Because cinnamon as a botanical spice does not have a specific numeric acceptable daily intake established in regulatory evaluations, illustrative calculations using hypothetical ADI values are not appropriate in this context. Regulatory frameworks treat cinnamon’s safety based on historical and customary culinary use rather than fixed intake limits. As a result, providing numeric example calculations would not align with how safety assessments are structured for natural seasonings recognized as safe for their intended uses. Instead, the focus remains on understanding that cinnamon’s inclusion on regulatory lists of natural seasonings reflects confidence in its safety within typical consumption patterns observed in culinary practices worldwide. It is important to distinguish between numeric ADI values applied to isolated chemical additives and the general safety recognition accorded to botanical ingredients like cinnamon. The latter approach acknowledges the complexity of natural food ingredients and leverages long-standing consumption data to support safe usage without assigning specific numeric intake levels. This regulatory perspective helps guide food manufacturers and consumers in understanding cinnamon’s role as a flavoring ingredient within the broader context of food safety and ingredient evaluation.

Safety And Health Research

Safety evaluations of cinnamon as a botanical ingredient focus on its long history of human consumption and its overall safety when used in customary culinary amounts. Regulators typically consider factors such as exposure levels, history of use, and any available toxicological data related to individual chemical constituents found within the spice. Cinnamon contains a complex mixture of volatile and non-volatile compounds, and research often examines specific constituents to understand potential effects at high doses or in isolated forms. Historical and contemporary evaluations supported by regulatory inventories emphasize that cinnamon has not been associated with safety concerns when used as a food seasoning in typical culinary contexts. Research into individual cinnamon constituents contributes to scientific understanding but does not alter cinnamon’s overall status as a widely accepted natural seasoning. Components of cinnamon, such as volatile oils, have been investigated for various biological activities, but evidence from regulatory evaluations and safety assessments supports cinnamon’s continued use within normal culinary consumption patterns. Health research related to cinnamon sometimes explores its constituent compounds in controlled experimental settings, but such studies do not necessarily translate to regulatory positions on cinnamon’s use in everyday foods. Food safety authorities globally monitor botanical ingredients such as cinnamon for potential contaminants, adulteration, or unintended chemical residues that could influence safety. These considerations form part of standard food safety oversight rather than reflecting inherent concerns about cinnamon itself. Quality control measures in spice production and supply chains help ensure that products meet safety criteria and are free from hazardous levels of contaminants. Assessments by expert committees and regulatory inventories did not identify cinnamon as presenting safety risks under conditions of intended use, contributing to its inclusion among recognized spices and natural seasonings. Overall, safety research and regulatory evaluations converge on the understanding that cinnamon is a safe and appropriate ingredient for use in foods and beverages when applied in formulations consistent with traditional culinary practices. The broad body of historical use, combined with ongoing monitoring and quality assurance, supports confidence in cinnamon’s safety profile within the contexts of normal consumption.

Regulatory Status Worldwide

Within the United States regulatory framework, cinnamon as a natural spice and seasoning is listed among spices and other natural seasonings and flavorings that are generally recognized as safe for their intended use under section 409 of the Federal Food, Drug, and Cosmetic Act. This listing appears in Title 21 of the Code of Federal Regulations, specifically in section 182.10, which enumerates spices and natural seasonings accepted as safe based on long-standing history of use and established safety profiles. The inclusion of cinnamon in this regulatory category reflects recognition of its safety when used in customary food amounts and supports its use without the need for specific numerical limitations or premarket approval as a food additive in the traditional sense. In many global regulatory environments, cinnamon and other botanical spices are similarly treated as natural food ingredients with recognized safety profiles rooted in extensive culinary use. While some jurisdictions maintain formal inventories or specifications for flavoring agents and additives, spices like cinnamon often remain classified within broader categories of natural seasonings that do not require individual numeric usage limits. International expert bodies such as the Joint FAO/WHO Expert Committee on Food Additives evaluate flavoring agents and other food additives for safety, compiling specifications and toxicological information as part of their ongoing work. Although cinnamon as a whole botanical ingredient does not have a specific joint FAO/WHO numerical acceptable daily intake or similar measure listed in the expert committee’s database, the committee’s evaluations of individual flavoring components contribute to broader understanding of safety within normal consumption ranges. Regulatory frameworks in various regions may also address labeling and quality standards for cinnamon and cinnamon-containing products. For example, labeling regulations may define how cinnamon should be declared on ingredient lists and may differentiate it from isolated flavoring compounds or synthetic analogues. Standards of identity and definition vary across jurisdictions, but the overarching principle for cinnamon remains its recognition as a natural seasoning and flavoring agent with established use in food. Food safety authorities also monitor cinnamon and other spices for contaminants and adulterants that could pose health or quality concerns. While the regulatory status of cinnamon supports its safe use, adherence to good manufacturing practices and compliance with food safety standards remain essential to prevent contamination and ensure product integrity across supply chains.

Taste And Functional Properties

Cinnamon’s sensory characteristics are defined by its warm, spicy aroma and flavor, which are immediately recognizable in culinary applications. These sensory properties derive from a complex mixture of volatile compounds, chief among them cinnamaldehyde, which contributes substantially to the characteristic scent and taste. Other volatile components, including eugenol, linalool, and various terpenes, contribute subtle floral and sweet undertones that enrich the overall profile. The combined effect of these compounds produces a sensory experience that is distinct from other spices and contributes to cinnamon’s popularity in both sweet and savory contexts. In functional terms, cinnamon is soluble to varying degrees in different food matrices. Its volatile oils are more soluble in lipid-rich environments and ethanol-based systems than in aqueous formulations, a factor that influences how it is incorporated into liquids, emulsions, and dry mixes. Ground cinnamon particles contribute not only flavor but also color and a mild textured presence in food products, requiring careful consideration of particle size and dispersion to achieve a balanced sensory outcome. Heat stability is another relevant property: while cinnamon’s volatile components can withstand typical baking temperatures without significant loss of character, prolonged or excessively high heat can diminish volatile retention and alter the sensory profile. pH conditions in the food matrix also influence cinnamon’s functional behavior. In acidic environments, volatile compounds may evolve differently than in neutral or alkaline conditions, leading developers to optimize formulation parameters for desired sensory consistency. Cinnamon’s aromatic components are generally considered compatible with other flavor constituents, making it a versatile partner in blend systems where balance and complexity are desired. From a consumer perspective, cinnamon’s flavor evokes familiarity and warmth, often associated with comfort foods and traditional recipes. Its functional properties, including its ability to contribute layered sensory notes without overpowering other flavors, make it a favored choice in formulations where a nuanced sensory profile is sought. Across dry, semi-solid, and liquid product categories, cinnamon’s combination of sensory and functional attributes supports its continued use as a key natural flavoring ingredient.

Acceptable Daily Intake Explained

Acceptable daily intake (ADI) refers to an estimate of the amount of a substance that can be ingested daily over a lifetime without appreciable health risk, based on available scientific data and applying safety factors. For many botanical spices that have long histories of safe use in foods, including cinnamon, regulatory frameworks do not establish numeric ADI values because their safety is supported by extensive culinary use and absence of safety concerns at customary intake levels. Instead, cinnamon’s inclusion in regulatory lists of natural seasonings recognized as safe reflects confidence in its safety when used in typical food quantities. Consumers may encounter the term ADI when reviewing regulatory evaluations of isolated flavoring compounds or specific food additives, but such numeric values are generally not applicable to complex botanical ingredients that are consumed as part of normal diets. In these cases, safety assessments rely on broader lines of evidence, including historical consumption data, compositional analysis, and evaluations of individual chemical constituents when available. Understanding ADI in the context of botanical ingredients helps clarify that spices like cinnamon are not subject to numeric intake quotas but are instead considered safe under customary use conditions. The absence of a defined numeric ADI for cinnamon does not imply a lack of safety research; rather, it reflects regulatory judgment that natural use patterns and safety data support its continued use without the need for numeric intake guidance. This approach aligns with broader regulatory practices that differentiate botanical seasonings from isolated chemical additives requiring formal numeric evaluation.

Comparison With Similar Additives

Cinnamon shares functional characteristics with other natural spices and flavoring ingredients, but it also possesses unique sensory attributes that distinguish it within formulations. For example, nutmeg is another botanical spice with a warm, aromatic profile, but its flavor notes differ from cinnamon’s spicy-sweet character and contribute distinct sensory effects in foods such as baked goods and savory sauces. Similarly, cloves provide intense aromatic impact with eugenol-rich profiles that can dominate a blend if not balanced carefully. When compared with allspice, cinnamon’s sensory presence tends to be softer and sweeter, adding complexity without overwhelming other flavor constituents. In the category of natural botanical flavorings, ingredients like ginger and cardamom may be used alongside cinnamon to build layered spice systems that emphasize complementary notes. Ginger contributes a sharp, zesty edge, while cardamom offers floral and citrus undertones, creating a broader sensory range when combined with cinnamon’s warm base. These comparisons illustrate how different botanical additives function collectively to achieve desired flavor profiles in product formulations. From a regulatory perspective, many natural spices such as cinnamon, nutmeg, and allspice are treated consistently as natural seasonings recognized as safe for use under customary conditions. This shared regulatory context reflects their long histories of food use and established sensory roles in culinary traditions. While some individual constituents of these spices may be evaluated for specific effects in isolated settings, the spices themselves remain valued for their functional and sensory contributions across food categories. Understanding the similarities and differences among natural flavoring spices helps food developers select complementary ingredients that achieve targeted sensory outcomes while maintaining regulatory compliance and consumer acceptance. Cinnamon’s characteristic warmth and aromatic depth position it as a foundational spice in many blend systems, often paired with other botanical ingredients to enhance overall flavor complexity.

Common Food Applications Narrative

Cinnamon’s role in food goes beyond simply adding a familiar taste; it actively shapes consumer experiences across a broad range of product categories. In bakery products, cinnamon is foundational to classic items such as spiced breads, sweet rolls, and certain flatbreads where its warm aromatic notes harmonize with sugars and other spices. In confections, cinnamon adds both depth and a delightful sensory contrast that enhances the perception of sweetness without overwhelming. Beverages such as spiced teas, seasonal lattes, and fruit-based drinks leverage cinnamon’s distinctive aroma to evoke tradition and seasonal appeal. Savory applications also benefit from cinnamon’s layered profile, particularly in regional cuisines where spice blends contribute complexity to sauces, stews, and marinades. Ground cinnamon can be incorporated into dry rubs and seasoning blends for poultry, lamb, or plant-based proteins to provide an unexpected but balanced flavor enhancement. Dairy-based desserts and frozen treats often use cinnamon to complement vanilla and caramel notes, creating harmonious combinations that appeal to a wide audience. In breakfast foods, cinnamon is frequently found in cereals, hot porridges, and yogurt toppings, offering both sensory appeal and identification as a recognizable ingredient. Snack products such as seasoned nuts, granola clusters, and crackers may incorporate cinnamon to provide an aromatic lift that distinguishes them from plain alternatives. In international cuisines, cinnamon plays a role in spice blends like garam masala and baharat, contributing to savory and sweet dishes alike. Food formulators also include cinnamon in dry mixes for pancakes, cakes, and muffins, where its presence signals traditional flavor profiles that align with consumer expectations. Ready-to-drink beverages, including spiced ales and flavored waters, may use cinnamon extracts to impart a warm aromatic signature without particulate matter. Across these varied applications, cinnamon’s sensory contributions enhance the overall eating and drinking experience, making it a versatile ingredient that bridges cultural and product boundaries.

Safety & Regulations

FDA

  • Notes: Cinnamon is listed among spices recognized as safe but specific numeric approval decision not provided in deep link.
  • Regulation: 21 CFR 182.10

EFSA

  • Notes: No EFSA numeric ADI or E number specifically for cinnamon spice found in d sources.

JECFA

  • Notes: No specific JECFA numeric ADI or year for cinnamon spice found in the d database listing.

Sources

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