{"id":"cb02d847-fd1e-5b2d-84d8-49838174dcff","stable_key":"35ec55a7-323c-5c28-979e-3bdafe9d5769:preparation-scope-wild-blueberry-powder","predicate":"present_in_specified_preparation","statement":"The specified preparation contains anthocyanins; its experimental effects remain attached to the actual preparation. ","claim_class":"identity","status":"source_derived_draft","evidence_grade":"ungraded","direction":"neutral","is_public":true,"mechanism_event_id":"b449f775-697a-53da-9c00-2b733cefb5c6","mechanism_event_label":"The specified preparation contains anthocyanins; its experimental effects remain attached to the actual preparation. ","subject":{"id":"a1b1c9c3-cafe-5dd6-a590-f56222d3a4cc","slug":"anthocyanins","display_name":"Anthocyanins","entity_type_key":"chemical_species"},"object":{"id":"8ba6e5a5-f7a0-5cab-a623-dd65cd18afaf","slug":"wild-blueberry-powder","display_name":"Wild blueberry powder preparation","entity_type_key":"botanical"},"evidence_count":1,"mechanism_event":{"id":"b449f775-697a-53da-9c00-2b733cefb5c6","stable_key":"35ec55a7-323c-5c28-979e-3bdafe9d5769:preparation-scope-wild-blueberry-powder-event","event_type":"preparation_composition","label":"The specified preparation contains anthocyanins; its experimental effects remain attached to the actual preparation. ","description":"**Whole-blueberry kinetics differ from a purified bolus.** In a meal-associated crossover study using 25 g freeze-dried wild-blueberry powder, parent anthocyanins peaked around two hours; individual glucuronide profiles peaked later, and phenolic acids ranged from early to late peaks. The reported anthocyanin bioavailability estimate was 1.1% under that study's method. It cannot replace the differently defined isotope-recovery measure or establish a class-wide absolute absorption percentage. [Zhong et al., 2017](https://pubmed.ncbi.nlm.nih.gov/28887907/).","status":"provisional","compartment":null,"participants":[{"entity":{"id":"a1b1c9c3-cafe-5dd6-a590-f56222d3a4cc","slug":"anthocyanins","display_name":"Anthocyanins","entity_type_key":"chemical_species"},"role":"tested factor","stoichiometry":null,"state_label":"as reported","sequence_order":0,"notes":""},{"entity":{"id":"8ba6e5a5-f7a0-5cab-a623-dd65cd18afaf","slug":"wild-blueberry-powder","display_name":"Wild blueberry powder preparation","entity_type_key":"botanical"},"role":"measured outcome","stoichiometry":null,"state_label":"not_reported","sequence_order":1,"notes":""}]},"contexts":[{"dimension":"evidence_access","value_text":"Primary indexed abstract reviewed; full methods, figures, exact doses or endpoint-specific species assignments may remain unextracted.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"experimental_model","value_text":"Preparation identity/scope; not isolated class causation.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"interpretation_status","value_text":"Source-derived extraction of a fact-checked reference; access is explicit, not independent raw-data verification.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"limitations","value_text":"A food or extract contains other constituents. Membership is a navigation link and does not transfer its findings to isolated anthocyanins.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"plain_language","value_text":"The specified preparation contains anthocyanins; its experimental effects remain attached to the actual preparation. ","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"primary_references","value_text":"Characterization of Wild Blueberry Polyphenols Bioavailability and Kinetic Profile in Plasma over 24-h Period in Human Subjects. | 2017 | DOI 10.1002/mnfr.201700405 | PMID 28887907 | https://pubmed.ncbi.nlm.nih.gov/28887907/ | https://doi.org/10.1002/mnfr.201700405","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"source_locator","value_text":"Reviewed reference lines 32-32; exact primary location described in quoted passage where extracted.","comparator":null,"unit":null,"notes":"","entity":null}],"evidence":[{"id":"6c35cb5f-a01d-5fde-a25d-dae2fc5a6b51","evidence_kind":"source_excerpt","locator":"Lines 32-32","start_line":32,"end_line":32,"excerpt":"**Whole-blueberry kinetics differ from a purified bolus.** In a meal-associated crossover study using 25 g freeze-dried wild-blueberry powder, parent anthocyanins peaked around two hours; individual glucuronide profiles peaked later, and phenolic acids ranged from early to late peaks. The reported anthocyanin bioavailability estimate was 1.1% under that study's method. It cannot replace the differently defined isotope-recovery measure or establish a class-wide absolute absorption percentage. [Zhong et al., 2017](https://pubmed.ncbi.nlm.nih.gov/28887907/).","model_system":"Preparation identity/scope; not isolated class causation.","directness":"reported_statement","verification_status":"source_derived_draft","notes":"Exact excerpt of the retained AI-assisted reviewed reference; primary sources are cited in primary_references and access scope is retained. Not a verbatim quotation from a primary paper.","relationship":"supports","weight":1.0,"link_notes":"","source":{"id":"b08e7f7d-4d34-56d7-a185-2124f8d72b3c","stable_key":"import-35ec55a7-323c-5c28-979e-3bdafe9d5769","title":"Anthocyanins: detailed mechanisms of action (reviewed 4 October 2026)","document_type":"imported_text","citation_label":"Original AI-assisted review of primary studies and, where relevant, official regulatory records. Access level is retained per claim. Corrections, null results and unresolved questions remain explicit. Not publisher full text or independent replication.","file_path":"","sha256":"7cff1a47fbd9c625412b84162b1c823004b4162b7c009f9a11d5807fb8e04ef9","revision_id":"1bd4fa42-bfeb-5148-8250-fc363d8c1de0","review_status":"unverified_draft","notes":""}}],"relations":[],"conflicts":[],"corrections":[],"research":null}