{
  "sku": "JV-D4000",
  "name": "Super Strength Vitamin D3 4000iu",
  "category": "vitamin",
  "generatedAt": "2026-06-02T11:43:00.928Z",
  "generatedBy": "scripts/generate-pilot-content.ts",
  "voiceGuide": "data/content/brand-voice/voice-guide.md",
  "scope": "4 new PDP section types per 21 May + 1 June 2026 Loom briefs",
  "primaryIngredients": [
    "cholecalciferol",
    "menaquinone-7"
  ],
  "scientificStudy": {
    "handle": "jv-d4000-scientific-study",
    "name_internal": "Super Strength Vitamin D3 4000iu — The upper-limit dose, set by European regulators",
    "headline": "The upper-limit dose, set by European regulators",
    "body_copy": "4000 IU is the highest daily dose European regulators consider safe for ongoing adult use — what scientists call the tolerable upper intake. It's the right level for adults with limited sun exposure, low blood-test results, or GP advice to top up. At this strength, serum 25-hydroxyvitamin D typically reaches the recommended range by week 12 of consistent daily intake. A 2024 randomised-trial systematic review in Annals of Medicine (PMID 39421966) and the 4-year VITAL trial follow-up in the American Journal of Clinical Nutrition (PMID 40409468) continue to characterise long-term safety and dose-response in adult populations.\n\nAuthorised health claim: \"Vitamin D contributes to the normal function of the immune system, the maintenance of normal bones, and normal muscle function.\"\n\nAuthorised European Union nutrient claim per Regulation (EC) No 1924/2006. This product is dosed at the EFSA-set tolerable upper intake of 100 μg per day for adults.",
    "link_url": "https://pubmed.ncbi.nlm.nih.gov/39421966/",
    "link_label": "Annals of Medicine (2024)",
    "stats": [
      {
        "value": "4000 IU",
        "label": "= 100 μg, the EFSA tolerable upper intake for adults",
        "source": "https://www.efsa.europa.eu/en/efsajournal/pub/2813"
      },
      {
        "value": "Week 12",
        "label": "typical retest window if your GP is monitoring blood level",
        "source": "https://pubmed.ncbi.nlm.nih.gov/39421966/"
      },
      {
        "value": "1 / day",
        "label": "do not exceed; add up total intake across all supplements",
        "source": "https://www.efsa.europa.eu/en/efsajournal/pub/2813"
      }
    ],
    "image": "jv-d4000-scientific-study.png",
    "status": "curated_compliance_reviewed",
    "sources": [
      "Vitamin D supplementation: a systematic review and meta-analysis of randomized controlled trials — https://pubmed.ncbi.nlm.nih.gov/39421966/",
      "Vitamin D3 and marine ω-3 fatty acids supplementation and leukocyte telomere length: 4-year findings from VITAL — https://pubmed.ncbi.nlm.nih.gov/40409468/",
      "EFSA scientific opinion on tolerable upper intake levels for vitamin D — https://www.efsa.europa.eu/en/efsajournal/pub/2813"
    ],
    "sourceLinks": [
      {
        "type": "pubmed",
        "label": "Vitamin D supplementation: a systematic review and meta-analysis of randomized controlled trials",
        "href": "https://pubmed.ncbi.nlm.nih.gov/39421966/",
        "meta": "Annals of Medicine · 2024 · PMID 39421966"
      },
      {
        "type": "pubmed",
        "label": "Vitamin D3 and marine ω-3 fatty acids supplementation and leukocyte telomere length: 4-year findings from VITAL",
        "href": "https://pubmed.ncbi.nlm.nih.gov/40409468/",
        "meta": "The American Journal of Clinical Nutrition · 2025 · PMID 40409468"
      },
      {
        "type": "efsa",
        "label": "EFSA scientific opinion on tolerable upper intake levels for vitamin D",
        "href": "https://www.efsa.europa.eu/en/efsajournal/pub/2813",
        "meta": "EFSA NDA Panel, 2012"
      }
    ],
    "efsaClaim": {
      "verbatim": "Vitamin D contributes to the normal function of the immune system, the maintenance of normal bones, and normal muscle function.",
      "context": "Authorised European Union nutrient claim per Regulation (EC) No 1924/2006. This product is dosed at the EFSA-set tolerable upper intake of 100 μg per day for adults."
    },
    "pubmedReferences": [
      {
        "pmid": "39421966",
        "year": "2024",
        "journal": "Annals of Medicine",
        "title": "Vitamin D supplementation: a systematic review and meta-analysis of randomized controlled trials",
        "url": "https://pubmed.ncbi.nlm.nih.gov/39421966/"
      },
      {
        "pmid": "40409468",
        "year": "2025",
        "journal": "The American Journal of Clinical Nutrition",
        "title": "Vitamin D3 and marine ω-3 fatty acids supplementation and leukocyte telomere length: 4-year findings from VITAL",
        "url": "https://pubmed.ncbi.nlm.nih.gov/40409468/"
      }
    ],
    "complianceNotes": "Hooks with the 'upper limit, regulator-set' positioning — clear, confident, defensible. Therapeutic-sounding language stays inside the verbatim EFSA quote.",
    "qa": {
      "score": 100,
      "failed": []
    }
  },
  "timelineBlock": {
    "handle": "jv-d4000-results-timeline",
    "name_internal": "Super Strength Vitamin D3 4000iu — Results Timeline",
    "headline": "Results",
    "subtitle": "What you can expect",
    "intro_copy": "A look at your first few weeks, drawn from customer reviews and supported by published research on this ingredient.",
    "study_link_label": "EFSA scientific opinion: Vitamin D contributes to the normal function of the immune system",
    "study_link_url": "https://www.efsa.europa.eu/en/efsajournal/pub/4182",
    "phases": [
      {
        "handle": "jv-d4000-phase-1",
        "phase_label": "Week 1-2",
        "body_copy": "The first fortnight is about baseline. Some customers do feel something quickly — like this one: \"I've only been using them for a couple of weeks and I'm unsure if they are helping me yet\" (4-star review). The job of this phase is consistency: same time each day, with food where possible.",
        "status": "source_backed_draft",
        "sources": [
          "data/intelligence/JV-D4000/_raw_reviews.json[564]",
          "data/intelligence/JV-D4000/review-time-mentions.json#Week 1-2"
        ],
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "jv-d4000-phase-2",
        "phase_label": "Week 3-4",
        "body_copy": "Weeks three to four are when blood levels and routine catch up. Customer reviews from this window often sound like this: \"Seem to be feeling better after a few weeks of taking it\" (5-star review). Keep the daily routine steady through this window.",
        "status": "source_backed_draft",
        "sources": [
          "data/intelligence/JV-D4000/_raw_reviews.json[103]",
          "data/intelligence/JV-D4000/review-time-mentions.json#Week 3-4"
        ],
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "jv-d4000-phase-3",
        "phase_label": "Month 2",
        "body_copy": "By month two, most adults reach the recommended range. By this point reviews like this become more frequent: \"Been taking these for a couple of months now & noticed a difference in my energy and sleep\" (5-star review). Keep the daily routine steady through this window.",
        "status": "source_backed_draft",
        "sources": [
          "data/intelligence/JV-D4000/_raw_reviews.json[338]",
          "data/intelligence/JV-D4000/review-time-mentions.json#Month 2"
        ],
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "jv-d4000-phase-4",
        "phase_label": "Month 3+",
        "body_copy": "From here, it is a year-round maintenance routine — especially through low-sun months. By this point reviews like this become more frequent: \"My rheumatologist suggested taking the vitamin d supplement over the winter and after 2 years of doing so I have been free of any problems\" (5-star review). Most customers stay on a daily routine indefinitely once they reach this point.",
        "status": "source_backed_draft",
        "sources": [
          "data/intelligence/JV-D4000/_raw_reviews.json[440]",
          "data/intelligence/JV-D4000/review-time-mentions.json#Month 3+"
        ],
        "qa": {
          "score": 100,
          "failed": []
        }
      }
    ],
    "status": "source_backed_draft",
    "sources": [
      "data/intelligence/JV-D4000/review-time-mentions.json",
      "https://www.efsa.europa.eu/en/efsajournal/pub/4182"
    ],
    "qa": {
      "score": 100,
      "failed": []
    }
  },
  "comparisonTable": {
    "handle": "jv-d4000-comparison",
    "name_internal": "Super Strength Vitamin D3 4000iu — How 4000 IU compares against the rest of the vitamin D shelf",
    "section_title": "How 4000 IU compares against the rest of the vitamin D shelf",
    "subtitle": "Two questions matter: is the dose appropriate for you, and does the form actually absorb?",
    "columns": [
      {
        "handle": "column-jv",
        "name": "Just Vitamins D3 4000 IU",
        "is_us": true,
        "accent_colour": "#5C6B4A",
        "image": ""
      },
      {
        "handle": "column-standard-1000-iu-maintenance-products",
        "name": "Standard 1000 IU maintenance products",
        "is_us": false,
        "accent_colour": "#9aa0a6",
        "image": ""
      },
      {
        "handle": "column-therapeutic-dose-vitamin-d-capsules",
        "name": "Therapeutic-dose vitamin D capsules",
        "is_us": false,
        "accent_colour": "#9aa0a6",
        "image": ""
      }
    ],
    "rows": [
      {
        "handle": "jv-d4000-cmp-row-1",
        "feature_label": "Daily dose",
        "values": {
          "0": {
            "mark": "text",
            "value": "4000 IU (100 μg) — the EFSA tolerable upper intake",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "400-1000 IU (10-25 μg)",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "1000-5000 IU (varies by brand)",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[0]"
        ]
      },
      {
        "handle": "jv-d4000-cmp-row-2",
        "feature_label": "Best for",
        "values": {
          "0": {
            "mark": "text",
            "value": "Limited sun exposure, low blood test, GP advice to top up",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "Daily year-round maintenance for most adults",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "Specific therapeutic windows under GP review",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[1]"
        ]
      },
      {
        "handle": "jv-d4000-cmp-row-3",
        "feature_label": "Form",
        "values": {
          "0": {
            "mark": "text",
            "value": "Cholecalciferol (D3)",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "D3 most common; D2 in older formulations",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "D3 standard",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[2]"
        ]
      },
      {
        "handle": "jv-d4000-cmp-row-4",
        "feature_label": "Time to recommended range",
        "values": {
          "0": {
            "mark": "text",
            "value": "Typically by week 12 of consistent daily intake",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "By month 4-6 at standard maintenance",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "Faster — but only if your GP confirms the dose",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[3]"
        ]
      },
      {
        "handle": "jv-d4000-cmp-row-5",
        "feature_label": "Authorised health claim",
        "values": {
          "0": {
            "mark": "text",
            "value": "EFSA-authorised wording used verbatim",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "Authorised wording or marketing paraphrase — check the pack",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "Same — check the pack",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[4]"
        ]
      },
      {
        "handle": "jv-d4000-cmp-row-6",
        "feature_label": "Safe to take long-term",
        "values": {
          "0": {
            "mark": "text",
            "value": "At one tablet daily, within the EFSA tolerable upper intake",
            "note": ""
          },
          "1": {
            "mark": "text",
            "value": "Yes — well within UL at standard doses",
            "note": ""
          },
          "2": {
            "mark": "text",
            "value": "At GP-monitored dose, yes",
            "note": ""
          }
        },
        "status": "curated_generic_categories",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft.rows[5]"
        ]
      }
    ],
    "status": "curated_compliance_reviewed",
    "sources": [
      "data/pipeline/pilot-skus.json#JV-D4000.comparisonDraft"
    ],
    "sourceLinks": [
      {
        "type": "product_truth",
        "label": "Just Vitamins product database",
        "meta": "sourced from JV Migration export"
      },
      {
        "type": "efsa",
        "label": "EFSA / UK NHC authorised health claims register",
        "href": "https://www.gov.uk/government/publications/great-britain-nutrition-and-health-claims-nhc-register"
      },
      {
        "type": "other",
        "label": "Competitor section extracts (15 brands)",
        "meta": "aggregated from observed positioning"
      }
    ],
    "complianceNotes": "Honest 'when this dose is right for you' positioning. Avoids overclaim. Generic categories — no named competitor.",
    "qa": {
      "score": 100,
      "failed": []
    }
  },
  "faqBlock": {
    "handle": "jv-d4000-faq",
    "name_internal": "Super Strength Vitamin D3 4000iu — FAQ block",
    "section_title": "Frequently asked questions",
    "cta_label": "Still unsure? Get in touch",
    "cta_url": "/pages/contact",
    "pairs": [
      {
        "handle": "jv-d4000-faq-product-1",
        "scope": "product",
        "question": "Is 4000 IU safe to take every day?",
        "answer": "4000 IU is the EU-set tolerable upper intake for adults — the highest daily amount considered safe for long-term use without medical supervision. This product sits at that ceiling. Do not exceed one tablet per day, and add up the total if you also take a multivitamin containing vitamin D.",
        "source_citation_id": "pilot-skus.json#JV-D4000.productSpecificFaqs",
        "status": "curated_compliance_reviewed",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.productSpecificFaqs",
          "evidence tier: EFSA tolerable upper intake level",
          "compliance: Cites the regulated UL exactly; honest about ceiling positioning."
        ],
        "evidenceTier": "EFSA tolerable upper intake level",
        "complianceNotes": "Cites the regulated UL exactly; honest about ceiling positioning.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "jv-d4000-faq-product-2",
        "scope": "product",
        "question": "Who is the 4000 IU dose intended for?",
        "answer": "Adults with limited sun exposure, those returning a low blood vitamin D level on a test, or anyone advised by their GP to supplement at this level. If your routine includes regular sun exposure or you already take a multivitamin with substantial vitamin D, the 1000 IU dose is more appropriate.",
        "source_citation_id": "pilot-skus.json#JV-D4000.productSpecificFaqs",
        "status": "curated_compliance_reviewed",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.productSpecificFaqs",
          "evidence tier: NHS guidance + product positioning",
          "compliance: Honest targeting; does not claim treatment of deficiency."
        ],
        "evidenceTier": "NHS guidance + product positioning",
        "complianceNotes": "Honest targeting; does not claim treatment of deficiency.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "jv-d4000-faq-product-3",
        "scope": "product",
        "question": "When will my blood vitamin D level rise?",
        "answer": "Most adults see a meaningful rise in serum 25-hydroxyvitamin D within 4 to 8 weeks of daily supplementation at this dose, with the recommended range typically reached by week 12. If your GP is monitoring your level, retest after 8-12 weeks rather than at week 2.",
        "source_citation_id": "pilot-skus.json#JV-D4000.productSpecificFaqs",
        "status": "curated_compliance_reviewed",
        "sources": [
          "data/pipeline/pilot-skus.json#JV-D4000.productSpecificFaqs",
          "evidence tier: published pharmacokinetic consensus (peer-reviewed)",
          "compliance: Frames timing; no specific outcome claim."
        ],
        "evidenceTier": "published pharmacokinetic consensus (peer-reviewed)",
        "complianceNotes": "Frames timing; no specific outcome claim.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "vitamin-vitamin-how-long-results",
        "scope": "standard",
        "question": "How long until I notice a difference?",
        "answer": "Blood vitamin levels rise meaningfully after 4 to 8 weeks of daily intake, with most adults reaching the EFSA-recommended range by week 12. Effects on energy or immune resilience vary by individual. We suggest a minimum 12-week trial, then year-round daily use through low-sun months.",
        "source_citation_id": "",
        "status": "voice_reviewed_pending_compliance",
        "sources": [
          "data/content/brand-voice/elite-faq-templates.json#vitamin.vitamin-how-long-results",
          "voice: data/content/brand-voice/voice-guide.md"
        ],
        "evidenceTier": "general_pharmacokinetic_consensus",
        "complianceNotes": "Avoids any unauthorised efficacy claim. Frames timing factually.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "vitamin-vitamin-stacking",
        "scope": "standard",
        "question": "Can I take this with other supplements?",
        "answer": "Yes. This product pairs with most daily supplement routines. If you already take a multivitamin or a separate vitamin D product, add up the daily intake and stay within the EU upper limit of 100 μg (4000 IU) per day for adults. We recommend separating mineral-heavy products by two hours to support absorption.",
        "source_citation_id": "",
        "status": "voice_reviewed_pending_compliance",
        "sources": [
          "data/content/brand-voice/elite-faq-templates.json#vitamin.vitamin-stacking",
          "voice: data/content/brand-voice/voice-guide.md"
        ],
        "evidenceTier": "regulatory_upper_limit",
        "complianceNotes": "Cites the regulated upper limit; advises practically without medical recommendation.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "vitamin-vitamin-long-term-safety",
        "scope": "standard",
        "question": "Is this safe for ongoing daily use?",
        "answer": "When taken at the recommended dose, daily vitamin supplementation within authorised limits is suitable for long-term use. If you have a medical condition, are pregnant, or take prescription medication, speak with your GP before starting. This is not a substitute for a varied diet.",
        "source_citation_id": "",
        "status": "voice_reviewed_pending_compliance",
        "sources": [
          "data/content/brand-voice/elite-faq-templates.json#vitamin.vitamin-long-term-safety",
          "voice: data/content/brand-voice/voice-guide.md"
        ],
        "evidenceTier": "regulatory_general_safety",
        "complianceNotes": "Standard food supplement disclaimer.",
        "qa": {
          "score": 100,
          "failed": []
        }
      },
      {
        "handle": "vitamin-vitamin-diet-allergens",
        "scope": "standard",
        "question": "Is this vegan, vegetarian, and allergen-safe?",
        "answer": "Check the Full Ingredients List section above for the current dietary status of this product. Formulation is the source of truth — we keep it current. If you have a specific allergy, the ingredient panel is the place to confirm.",
        "source_citation_id": "",
        "status": "voice_reviewed_pending_compliance",
        "sources": [
          "data/content/brand-voice/elite-faq-templates.json#vitamin.vitamin-diet-allergens",
          "voice: data/content/brand-voice/voice-guide.md"
        ],
        "evidenceTier": "product_truth_pointer",
        "complianceNotes": "Points to product label.",
        "qa": {
          "score": 100,
          "failed": []
        }
      }
    ],
    "status": "mixed_source_backed_and_voice_reviewed",
    "sources": [
      "data/intelligence/JV-D4000/conversion-blockers.json",
      "data/content/brand-voice/elite-faq-templates.json"
    ],
    "qa": {
      "score": 100,
      "failed": []
    }
  },
  "qa": {
    "sectionScores": {
      "scientificStudy": 100,
      "timelineBlock": 100,
      "comparisonTable": 100,
      "faqBlock": 100
    },
    "overallScore": 100,
    "failedChecks": [],
    "checksRun": [
      "empty",
      "forbidden_phrase",
      "medical_claim"
    ]
  },
  "overallStatus": "draft_ready_for_review",
  "blockers": []
}