{ "claims": [ { "schema_version": "1.0.0", "claim_id": "PMID29389474-C01", "claim_scope": "article", "claim_status": "candidate", "claim_type": "efficacy", "claim_text": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "normalized_claim": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "source": { "pmid": "29389474", "doi": null, "pmcid": null, "title": "Effects of Rosmarinus officinalis L. on memory performance in university students", "year": 2018, "journal": "Complementary Therapies in Clinical Practice", "publication_types": [ "Randomized Controlled Trial" ], "mesh_terms": [ "Rosmarinus", "Memory" ], "source_location": "abstract_background", "source_quote": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "source_language": "en", "abstract_only": true }, "study": { "study_type": "randomized_controlled_trial", "evidence_domain": "efficacy", "population_level": "human", "is_secondary_research": false, "parent_study_identifiers": [] }, "population": { "description": "human participants", "sample_size": null, "species": "Homo sapiens", "model": null, "condition": null, "age": null, "sex": null, "setting": null }, "intervention": { "substance": "rosemary", "scientific_name": "Rosmarinus officinalis", "normalized_identifiers": {}, "plant_part": null, "preparation": null, "route": "oral", "dose": { "value": 500.0, "unit": "mg", "basis": "as reported in source quote" }, "frequency": "twice a day", "duration": "1 month" }, "comparator": { "description": "placebo" }, "outcome": { "name": "memory", "normalized_identifier": null, "measure": null, "direction": "benefit", "timepoint": "1 month", "effect_estimate": null }, "numeric_facts": [ { "kind": "dose", "raw_text": "500 mg", "value": 500.0, "unit": "mg", "context": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "status": "pending", "correction": null }, { "kind": "frequency", "raw_text": "twice a day", "value": "twice", "unit": "day", "context": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "status": "pending", "correction": null }, { "kind": "duration", "raw_text": "1 month", "value": 1.0, "unit": "month", "context": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "status": "pending", "correction": null }, { "kind": "p_value", "raw_text": "p < 0.05", "value": 0.05, "unit": "p<", "context": "RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05).", "status": "pending", "correction": null } ], "supporting_claim_ids": [], "contradicting_claim_ids": [], "validation": { "provenance_status": "verified", "entailment_status": "pending", "numeric_status": "pending", "contradiction_status": "not_checked", "translation_status": "not_needed", "supporting_pmids": [ "29389474" ], "contradicting_pmids": [], "entailment_score": null, "contradiction_score": null, "reasons": [ "Exact sentence copied from the PubMed abstract.", "Candidate claim requires numeric and NLI validation before synthesis." ], "validator_versions": { "extractor": "phytoevidence-claim-extractor-v1.0.0" } }, "confidence": { "source_support": "not_applicable", "replication": "not_applicable", "study_quality": "not_applicable", "clinical_relevance": "not_applicable", "numeric_integrity": "not_applicable", "consistency": "not_applicable", "overall": "not_applicable", "rationale": "Candidate claim only; confidence is assigned after validation and aggregation." }, "audit": { "created_at": "2026-07-17T15:22:42.599883Z", "extractor": "phytoevidence-claim-extractor-v1.0.0", "source_hash": "8cce169c39dc423ab9d4990db3703f7ac2fe724f8248dd565ee187d3feabd5f6", "events": [ { "timestamp": "2026-07-17T15:22:42.599883Z", "action": "candidate_extracted", "actor": "phytoevidence-claim-extractor-v1.0.0", "details": "Exact abstract sentence 3 selected from abstract_background." } ] } } ], "source_abstracts": [ { "pmid": "29389474", "abstract": "BACKGROUND: Rosemary has been traditionally used for memory. METHODS: Sixty-eight university students were randomized to oral rosemary or placebo. RESULTS: Oral rosemary 500 mg twice a day for 1 month significantly improved prospective and retrospective memory compared with placebo (p < 0.05). CONCLUSIONS: Rosemary may improve selected memory outcomes in university students.", "language": "en" } ], "translations": [], "options": { "entailment_threshold": 0.65, "contradiction_threshold": 0.5, "relative_numeric_tolerance": 0.02, "allow_partial": true } }