FERROUS PEPTONATE
Ferrous Peptonate is listed in the FDA Substances Added to Food inventory as a nutrient supplement with CAS 977089-87-4 and is recognized in industry listings. Specific regulatory approvals and detailed safety evaluations are limited in publicly available authoritative sources.
What It Is
Ferrous Peptonate is a chemical compound identified by the CAS number 977089-87-4 that is listed in the U.S. Food and Drug Administration's Substances Added to Food inventory as being used for a technical effect classified as a nutrient supplement in food applications. This classification suggests that its intended function is to provide or contribute nutritional value, specifically as a form of iron supplement in food formulations, although detailed regulatory authorizations and use conditions are not clearly defined in available regulatory texts. The inventory record confirms the name and intended use category but does not itself grant a specific approval or use condition under U.S. law. Inclusion in the inventory indicates that the substance has been documented with its CAS and technical function by FDA staff, but this listing alone does not constitute an explicit safety determination, specific permitted uses, or use levels. Iron in various forms is an essential mineral in human nutrition, and compounds like ferrous salts and organically bound iron complexes are used in a range of fortified foods and supplements. Ferrous Peptonate falls into this broad category of iron complexes, where iron is chemically associated with peptide fragments, which can affect solubility and potentially bioavailability. The precise chemical structure of ferrous peptonate may vary, and while generic "peptonate" suggests an association with peptide residues, this entry focuses on its regulatory and functional identity in food additive inventories. The term "peptonate" reflects the origin of the peptide component, typically derived from protein hydrolysates, and combined with iron in a complex. This type of formulation aims to deliver iron in a manner that can be incorporated into food matrices or supplements without significantly altering sensory properties or processing behavior, but the scientific literature on ferrous peptonate specifically is sparse relative to more common iron salts.
How It Is Made
The precise manufacturing process for Ferrous Peptonate as used in food ingredient contexts is not detailed in publicly available regulatory inventories, but the general chemistry of peptonate complexes can be described at a conceptual level. Peptonates are typically formed by reacting iron salts with peptide-rich hydrolysates obtained from protein digestion processes. Protein sources such as casein or other milk proteins are enzymatically digested into smaller peptides using proteases like pepsin or trypsin. These peptide fragments, collectively referred to as peptone, provide multiple functional groups capable of coordinating metal ions, including iron. In a typical preparation, an iron(II) salt such as ferrous sulfate may be introduced into a solution containing the peptide hydrolysate under controlled pH conditions. The iron ions interact with carboxylate, amine, and other ligand sites on the peptides, forming a coordination complex. The reaction conditions, including temperature, pH, and peptide length distribution, influence the final product composition and solubility. After complexation, the product may be isolated by methods such as spray drying or precipitation and subsequent drying to yield a stable powder suitable for formulation. Ferrous Peptonate is not widely described in standard additive monographs or food ingredient compendia, and specific purity or manufacturing specifications for food use have not been published in major regulatory monographs. This means that formulators and manufacturers must establish appropriate internal quality controls if they intend to use ferrous peptonate in food products, including verifying the identity, iron content, and absence of contaminants through analytical testing. The process may be similar to other iron-peptide complexes used for supplements, but authoritative food-grade production standards specific to ferrous peptonate could not be identified in major regulatory sources.
Why It Is Used In Food
Ferrous Peptonate is listed with a technical function of "NUTRIENT SUPPLEMENT," suggesting its use in food products is intended to deliver iron, an essential micronutrient, in formulations where additional iron is desirable. Iron fortification is a common strategy in public health to address dietary iron insufficiency, which can lead to conditions like iron-deficiency anemia when intake is inadequate. Food ingredients with iron are added to cereals, flours, beverages, and dietary supplements to increase the iron content of foods consumed by populations where deficiency may be prevalent. The concept behind using an iron-peptide complex such as ferrous peptonate is that the peptide ligands could influence the solubility and stability of the iron in food matrices, potentially reducing interactions that cause iron to precipitate or catalyze oxidative changes in foods. Soluble iron complexes may also be easier to incorporate without affecting texture or appearance compared to less soluble inorganic iron salts. Despite these theoretical advantages, more common iron fortificants like ferrous sulfate, ferrous fumarate, or iron chelates such as iron bisglycinate have established histories of use and more extensive regulatory and scientific documentation. Without detailed regulatory documentation of use levels or conditions for ferrous peptonate, formulators should approach its use with caution and rely on established iron sources and relevant food additive regulations in the target market. Its inclusion in the FDA Substances Added to Food inventory indicates documentation of its existence and technical effect but does not by itself establish clear permitted uses.
Adi Example Calculation
An Acceptable Daily Intake (ADI) example calculation helps illustrate how nutrient intake guidance might be applied in the context of iron fortification. For illustrative purposes only, consider a hypothetical scenario where an international regulatory body sets a provisional maximum intake level for elemental iron at a certain milligram amount per kilogram of body weight. For example, if a reference intake for elemental iron were hypothetically set at a conservative level per kilogram of body weight, a person weighing 70 kilograms would have a theoretical maximum intake level calculated by multiplying the reference intake by body weight. This calculation would yield a daily intake amount representing the upper bound of safe consumption under specific regulatory guidance. It is important to emphasize that this example is illustrative and not specific to ferrous peptonate, because authoritative regulatory sources do not list a defined ADI for this ingredient itself. Instead, established evaluations for elemental iron from commonly used compounds are applied in practice. In real-world applications, iron fortification levels in foods are informed by population dietary patterns, nutritional needs, and tolerable upper intake levels for iron, taking into account background dietary iron and supplemental sources.
Safety And Health Research
Research on iron compounds used as nutrient supplements generally focuses on bioavailability, tolerance, and the balance between addressing deficiency and avoiding excess intake. Iron is an essential element required for oxygen transport and cellular metabolism, but excessive iron can catalyze oxidative processes and affect gastrointestinal tolerance. Regulatory and scientific bodies such as JECFA and EFSA have considered various iron compounds in the context of fortification and supplemental uses, evaluating factors such as absorption and safety profiles. While ferrous peptonate is conceptually similar to other organic iron complexes, there is limited published toxicological research specific to this compound in food or nutritional contexts. Scientific literature more commonly addresses well studied iron sources like ferrous sulfate, ferrous fumarate, and iron-amino acid chelates, leaving a gap in public safety data specifically for ferrous peptonate. Without detailed toxicology data from authoritative sources, it is not possible to draw conclusions about nuanced health outcomes or differential risks associated with ferrous peptonate compared to other iron forms. Users of iron fortificants rely on established safety assessments for recognized compounds and dietary intake recommendations.
Regulatory Status Worldwide
Ferrous Peptonate is listed in the FDA Substances Added to Food inventory (formerly called EAFUS) with a technical effect described as a nutrient supplement, confirming that it has been documented in FDA’s food ingredient inventories with CAS 977089-87-4. Inclusion in this inventory indicates that the substance has been recognized by FDA staff as an ingredient with a specified technical function, but this database listing by itself does not constitute an explicit regulatory approval, determination of safe use conditions, or codified permissible levels under the U.S. Code of Federal Regulations. The FDA inventory is intended as a reference tool and does not replace specific regulatory authorizations under Title 21 CFR parts related to food additives, GRAS status, or other categories. The inventory also notes that inclusion alone does not indicate an FDA evaluation or approval of the ingredient’s safety or regulatory status. At the international level, authoritative evaluations specific to ferrous peptonate are not readily found in publicly accessible JECFA monographs or EFSA opinions under that name. JECFA and EFSA have evaluated iron sources broadly for fortification, and many iron salts and iron-amino acid chelates have established specifications and intake recommendations, but ferrous peptonate itself does not appear as a standalone evaluated substance in the primary databases searched. The absence of specific entries in these major international regulatory evaluation platforms suggests that ferrous peptonate has not been the focus of detailed global regulatory review in the way more common iron fortificants have been. Consequently, specific legal permissions, use conditions, and maximum usage levels in various jurisdictions cannot be affirmed without direct consultation of country-specific regulations or formal food additive petitions.
Taste And Functional Properties
Ferrous Peptonate, like other iron complexes, may have distinct sensory properties compared to simple inorganic iron salts used in fortification. Iron compounds often contribute metallic or astringent notes at higher concentrations, which can affect the taste of fortified foods and beverages. Specific sensory characterizations of ferrous peptonate are not widely published, but as a complex of iron with peptide fragments, it may differ in solubility and interaction with flavor compounds compared to free iron salts. Functionally, iron-peptide complexes aim to improve the delivery of iron in aqueous environments typical of fortified foods and supplements. The peptide component can enhance solubility across a range of pH values encountered in food processes. However, iron itself is a redox-active metal, and its presence can catalyze oxidation reactions, which may lead to off-flavors or color changes in susceptible food systems. Formulators often balance iron fortification with antioxidants or encapsulation strategies to mitigate such effects. In terms of stability, ferrous iron (iron II) is more soluble than ferric iron (iron III) at neutral pH, but it is also more prone to oxidation. The peptide ligands in ferrous peptonate may influence the redox behavior and interaction with other food components. The overall functional performance in a given food product depends on the matrix composition, processing conditions, and desired shelf life.
Acceptable Daily Intake Explained
Regulatory bodies assign Acceptable Daily Intakes (ADIs) or provisional intake values to food additives and nutrient sources based on toxicological data and dietary exposure assessments. These intake values are intended to provide a conservative estimate of the amount that can be consumed daily over a lifetime without appreciable health risk. For essential nutrients like iron, intake recommendations exist that balance requirements to prevent deficiency with limits above which adverse effects become more likely. Specific ADI values or regulatory intake limits for ferrous peptonate were not located in major authoritative databases or regulatory inventories reviewed, indicating a lack of public documentation of a defined ADI for this compound. In contrast, other iron sources evaluated by international bodies such as JECFA and EFSA have provisional maximum tolerable intake levels for elemental iron, reflecting broader safety considerations. Without a documented specific ADI for ferrous peptonate, formulators and regulators typically rely on overall dietary iron guidance and established fortification guidelines when considering its use as an iron supplement. The absence of a defined ADI suggests uncertainty rather than a determination of risk, highlighting the importance of referring to well characterized sources of iron when meeting nutrient fortification objectives.
Comparison With Similar Additives
Ferrous Peptonate can be conceptually compared with other iron nutrient supplements commonly used in fortified foods and dietary supplements. For example, ferrous sulfate and ferrous fumarate are inorganic iron salts widely used in food fortification due to their high iron content and well documented regulatory approvals and safety profiles. These compounds have established specifications and intake recommendations that help formulators meet dietary iron targets. Iron-amino acid chelates, such as iron bisglycinate, represent another class of organic iron complexes designed to improve solubility and absorption while potentially reducing sensory impacts and gastrointestinal side effects. These chelated forms have been the subject of more extensive regulatory evaluation and scientific research compared to ferrous peptonate. In contrast, ferrous peptonate lacks specific regulatory monographs and published intake recommendations, making it less commonly adopted in mainstream food fortification programs. The choice of iron source in formulation depends on factors such as bioavailability, sensory considerations, regulatory acceptance, and product-specific performance objectives.
Common Food Applications Narrative
Ferrous Peptonate, classified as a nutrient supplement in food additive inventories, is conceptually aligned with iron fortification efforts in foods and dietary supplements. Iron fortification is a well established approach used globally to increase dietary iron intake, particularly in staple products like breakfast cereals, flour, and nutritional beverages. Iron compounds are included in these products to help address public health concerns related to insufficient dietary iron, which can impact oxygen transport and energy metabolism in humans. In fortified grain products, iron sources are often blended into flour or cereal mixes to ensure consistent distribution. Beverages and ready-to-drink nutrition products may include iron in soluble forms to maintain clarity and sensory quality. Dietary supplements, including tablets, capsules, and liquid formulations, frequently use iron compounds bound to organic ligands to improve gastrointestinal tolerance and absorption. As a theoretical nutrient supplement, ferrous peptonate could be considered for similar roles, where the primary purpose is to deliver iron in a form that integrates into the food matrix with acceptable sensory properties. However, the specific application of ferrous peptonate in commercially available food products is not well documented in major regulatory sources. Unlike widely recognized fortificants such as ferrous sulfate or iron chelates with detailed specifications and regulatory approvals, ferrous peptonate’s use appears limited in the literature. Product developers may find more robust regulatory guidance and safety data for established iron sources when designing fortified foods. As with all iron fortificants, considerations around dosage, interaction with other food components, stability during processing, and consumer acceptability play critical roles in successful formulation.
Safety & Regulations
FDA
- Notes: Inclusion in the FDA Substances Added to Food inventory does not confirm specific approval or permitted use conditions.
EFSA
- Notes: No specific EFSA evaluation found for ferrous peptonate by this name in authoritative sources.
JECFA
- Notes: No specific JECFA monograph or ADI found for ferrous peptonate in authoritative databases.
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