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# Citral ## Overview Citral is a naturally occurring acyclic monoterpene aldehyde mixture, composed primarily of geranial and neral isomers. It is found in the oils of many plants, including lemon myrtle, lemon verbena, lemongrass, and citrus fruits. Citral is primarily used for its flavoring and fragrance properties. Its use as a therapeutic agent is limited and largely investigational. ## Primary Indications * **Flavoring agent:** Widely used in food and beverages. * **Fragrance ingredient:** Used in perfumes, cosmetics, and household products. * **Investigational:** Limited research into potential antimicrobial, anti-inflammatory, or analgesic properties, but not established for clinical use. ## Adult Dosing There is no established therapeutic dosing for citral. Its use is generally limited to flavoring and fragrance applications, where concentrations are typically very low and not measured in therapeutic doses. ## Pediatric Dosing There is no established therapeutic dosing for citral in pediatric populations. ## Dose Adjustments Not applicable as there is no established therapeutic dosing. ## Contraindications * Hypersensitivity to citral or its components. * Use in food or cosmetic products may be contraindicated in individuals with known allergies to specific plant sources. ## Adverse Effects When used in flavoring or fragrance applications at typical concentrations, citral is generally recognized as safe (GRAS) by the FDA. However, direct application or high concentrations can lead to: * **Dermal:** Skin irritation, allergic contact dermatitis. * **Oral:** Gastrointestinal upset (nausea, vomiting) is possible with ingestion of large quantities. * **Respiratory:** Irritation of the respiratory tract if inhaled in high concentrations. ## Key Drug Interactions No significant drug interactions have been established for citral in a therapeutic context, as it is not typically used as a medication. ## Monitoring Monitoring is not required for its use as a flavoring or fragrance agent. If used in investigational settings, monitoring would depend on the specific study protocol and route of administration. ## Clinical Pearls * Citral's therapeutic applications are largely unproven and require further research. * Allergic reactions, particularly skin sensitization, are the most common adverse effects associated with citral exposure. * Consumers may encounter citral in essential oils, perfumes, and various food products. *** **Disclaimer:** This information is intended for clinical pharmacy use and is not a substitute for professional medical advice. Always verify current prescribing information, including specific dosing, contraindications, and warnings, with the manufacturer's product information or other reliable clinical resources before making any treatment decisions.