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user of the 270ml size reported the bottles greatly increased gas and wind for their baby and said a different wide-neck brand worked better.","locators":{"page":"https://www.productreview.com.au/listings/dr-browns-options-wide-neck-bottle"}},{"id":"01M4P2D8GGH4GRD645RD7SW0HE","source_id":"drbrownsbaby-com--dr-browns-anti-colic-options-wide-neck-baby-bottle-9oz-270ml:quick:source:5:review","kind":"review","text":"That same 270ml user reported bottle leakage.","locators":{"page":"https://www.productreview.com.au/listings/dr-browns-options-wide-neck-bottle"}},{"id":"01M4P2D8VQESDQG8EWYG979ZVF","source_id":"drbrownsbaby-com--dr-browns-anti-colic-options-wide-neck-baby-bottle-9oz-270ml:quick:source:5:review","kind":"review","text":"That user also reported that Dr. Brown's customer service did not respond to their 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use.","confidence":0.7,"citation":{"lineage_tier":"T2","artefact_id":null,"start":null,"end":null,"summary_id":"01M4P2DFSVE99VD697J0B9TJGW","excerpt_id":null,"span_sha256":"66f6322059f5a659e9566213a22e3158dae051e31acea8e707bc445456d00256","source_locator":null}},{"id":"01M4P2ECKMKT29FAKMB9H38JQH","source_id":"drbrownsbaby-com--dr-browns-anti-colic-options-wide-neck-baby-bottle-9oz-270ml:quick:source:7:blog","field":"nipple level","ordinal":13,"value_number":null,"unit":null,"value_text":"The blog says signs to move up a nipple level include taking longer to finish eating, fussiness during feeding, or falling asleep during feeding.","original_value":"The blog says signs to move up a nipple level include taking longer to finish eating, fussiness during feeding, or falling asleep during 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nipple.","confidence":0.7,"citation":{"lineage_tier":"T2","artefact_id":null,"start":null,"end":null,"summary_id":"01M4P2DGH0DZDXQRBYFR2YP3K8","excerpt_id":null,"span_sha256":"f5c4e7e11e3eaff51a7c7fd44c0f85515def932eb19838de36502edd09f697c3","source_locator":null}}],"facet_texts":[],"gaps":[{"id":"01M4P2EDSP3VF2A6N9MM0V4KND","source_type":"facets","url":null,"reason":"embeddings skipped in the deep lane","detail":"the deep lane makes no embedding call; this pack has no facet texts and no vectors","recorded_at":"2026-10-11T17:50:38.235Z"},{"id":"01M4P2EE50XYNANTTQ16CXNCJK","source_type":"review","url":"https://www.reddit.com/r/FormulaFeeders/comments/uluifw","reason":"not read","detail":"Reddit's public .json view of the thread: The server refused RoboTrunk's named fetcher (HTTP 403). It is not retried under another identity. It is never retried in a browser.","recorded_at":"2026-10-11T17:50:38.235Z"},{"id":"01M4P2EEHVT5Y5P6EE07V0MZR6","source_type":"review","url":"https://www.reddit.com/r/FormulaFeeders/comments/17sh61c","reason":"not read","detail":"Reddit's public .json view of the thread: The server refused RoboTrunk's named fetcher (HTTP 403). It is not retried under another identity. It is never retried in a browser.","recorded_at":"2026-10-11T17:50:38.235Z"},{"id":"01M4P2EEXGBYRSFBBEJ4S2X9E8","source_type":"review","url":"https://www.productreview.com.au/listings/dr-browns-options-wide-neck-bottle","reason":"quoted fact left out","detail":"Left out: a fact on review page product name quoted from an owner-opinion page; such pages give findings in RoboTrunk's own words only.","recorded_at":"2026-10-11T17:50:38.235Z"},{"id":"01M4P2EF8TKHT2YDTJMAGN2NX1","source_type":"review","url":"https://www.thebabychecklist.co.uk/products/dr-browns-options-plus-wide-neck-bottle","reason":"quoted fact left out","detail":"Left out: a fact on review page product name quoted from an owner-opinion page; such pages give findings in RoboTrunk's own words only.","recorded_at":"2026-10-11T17:50:38.235Z"}],"facet_check":null,"evidence_depth":{"note":"Deep read: the store's own data and 9 outside pages (the store's own product page; maker page; manual; review; blog; regulator recall search (Health Canada)), each read in full by RoboTrunk and trimmed to its main content, then written up and checked. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read. Recall status was checked directly with Health Canada: Health Canada recall search found one Dr. Brown's recall for Lovey Pacifier & Teether Holders (choking hazard, last updated 2018-03-15), which is not this bottle. No recall applies to this exact model. Still open, with no evidence found: What are the exact dimensions and weight of the 9 oz/270 mL bottle?; What material is the bottle body made of?; Is the bottle body BPA-free?; Is the nipple BPA-free?; What safety standards or certifications does this bottle meet?; What is included in the box with a single bottle?; What is the warranty?; At what age can the internal vent system be removed?; Which wide-neck nipple flow levels fit this bottle?; Does this bottle fit Medela and other breast pumps?; Can this bottle be used with Dr. Brown's wide-neck sippy spout or handles?; What is the maximum safe temperature for warming or sterilizing the bottle?; How should the vent parts be cleaned to prevent mold?; Are replacement vent parts and nipples available?; Can the bottle be frozen or stored in the freezer?.","tier":"complex","depth":"trimmed_read","model":"deepseek-flash","recall":{"note":"Health Canada recall search found one Dr. Brown's recall for Lovey Pacifier & Teether Holders (choking hazard, last updated 2018-03-15), which is not this bottle. 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