> ## Documentation Index > Fetch the complete documentation index at: https://docs.metriport.com/llms.txt > Use this file to discover all available pages before exploring further. # MedicinalProductIngredient > An ingredient of a manufactured item or pharmaceutical product. ## Properties | Name | Required | Type | Description | | ----------------------- | -------- | ----------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | identifier | No | [Identifier](/medical-api/fhir/data-types/identifier) | Identifier for the ingredient | | role | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Ingredient role e.g. Active ingredient, excipient | | allergenicIndicator | No | boolean | If the ingredient is a known or suspected allergen | | manufacturer | No | Reference\<[Organization](/medical-api/fhir/resources/organization)>\[] | Manufacturer of this Ingredient | | specifiedSubstance | No | MedicinalProductIngredientSpecifiedSubstance | A specified substance that comprises this ingredient | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The specified substance | | - group | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The group of specified substance, e.g. group 1 to 4 | | - confidentiality | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Confidentiality level of the specified substance as the ingredient | | - strength | No | MedicinalProductIngredientSpecifiedSubstanceStrength | Quantity of the substance or specified substance present in the manufactured item or pharmaceutical product | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - presentation | Yes | [Ratio](/medical-api/fhir/data-types/ratio) | The quantity of substance in the unit of presentation, or in the volume (or mass) of the single pharmaceutical product or manufactured item | | - presentationLowLimit | No | [Ratio](/medical-api/fhir/data-types/ratio) | A lower limit for the quantity of substance in the unit of presentation. For use when there is a range of strengths, this is the lower limit, with the presentation attribute becoming the upper limit | | - concentration | No | [Ratio](/medical-api/fhir/data-types/ratio) | The strength per unitary volume (or mass) | | - concentrationLowLimit | No | [Ratio](/medical-api/fhir/data-types/ratio) | A lower limit for the strength per unitary volume (or mass), for when there is a range. The concentration attribute then becomes the upper limit | | - measurementPoint | No | string | For when strength is measured at a particular point or distance | | - country | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | The country or countries for which the strength range applies | | - referenceStrength | No | MedicinalProductIngredientSpecifiedSubstanceStrengthReferenceStrength | Strength expressed in terms of a reference substance | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - substance | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | Relevant reference substance | | - strength | Yes | [Ratio](/medical-api/fhir/data-types/ratio) | Strength expressed in terms of a reference substance | | - strengthLowLimit | No | [Ratio](/medical-api/fhir/data-types/ratio) | Strength expressed in terms of a reference substance | | - measurementPoint | No | string | For when strength is measured at a particular point or distance | | - country | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | The country or countries for which the strength range applies | | substance | No | MedicinalProductIngredientSubstance | The ingredient substance | | - id | No | string | Unique id for inter-element referencing | | - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized | | - code | Yes | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | The ingredient substance | | - strength | No | \[] | Quantity of the substance or specified substance present in the manufactured item or pharmaceutical product | ## Search Parameters None ## Inherited Properties | Name | Required | Type | Description | | ----------------- | -------- | ------------------------------------------------------ | ------------------------------------------------------ | | id | No | string | Logical id of this artifact | | meta | No | [Meta](/medical-api/fhir/data-types/meta) | Metadata about the resource | | implicitRules | No | uri | A set of rules under which this content was created | | language | No | code | Language of the resource content | | text | No | [Narrative](/medical-api/fhir/data-types/narrative) | Text summary of the resource, for human interpretation | | contained | No | Resource\[] | Contained, inline Resources | | extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations | | modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored | To view the FHIR specification for this resource, see [MedicinalProductIngredient](https://www.hl7.org/fhir/StructureDefinition/MedicinalProductIngredient).