{"sources":[{"id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:0:listing","type":"listing","url":"https://4f71f1-4.myshopify.com/products.json","retrieval_at":"2026-10-11T07:16:33.630Z","source_hash":"17d4537ad56c93718a91f160c1dd08fd604dbe7106b9582b9b4ad50003bd0a2a","access_verdict":"permitted","robots_result":"allow"},{"id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide","type":"guide","url":"https://4f71f1-4.myshopify.com/products/anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack","retrieval_at":"2026-10-11T17:04:24.574Z","source_hash":"9c4cbda058a3fff1cf66a8436e489fc941f3450aea1fa3622d89f6d87efffb97","access_verdict":"permitted","robots_result":"not_checked"},{"id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual","type":"manual","url":"https://drbrowns.co.za/wp-content/uploads/2024/07/BFW001_F4_Universal_Bottle_WEB_ADA-1.pdf","retrieval_at":"2026-10-11T17:04:44.692Z","source_hash":"ad1fd66939516d34690cbfac25c38be00857dedbc4ff170c14c414a2772e05d0","access_verdict":"permitted","robots_result":"allow"}],"summaries":[],"facts":[{"id":"01M4NZ9MSFTE87541ATX8WHT41","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:0:listing","field":"anti-colic vent system","ordinal":0,"value_number":null,"unit":null,"value_text":"The bottle's internal vent system is clinically proven to reduce colic and decreases spit-up, burping and gas.","original_value":"The anti-colic internal vent system is clinically proven to reduce colic. 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shape.","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual:artefact:ad1fd66939516d34690cbfac25c38be00857dedbc4ff170c14c414a2772e05d0","start":1466,"end":1602,"summary_id":null,"excerpt_id":null,"span_sha256":"d2e72a03be2788356974be09cf7f344e8cef95eefc648efc228e49920a819c60","source_locator":"characters 1466 to 1602 of the retained text"}},{"id":"01M4NZ9R5AQJEBTX6AZ1FCXY47","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide","field":"cleaning","ordinal":3,"value_number":null,"unit":null,"value_text":"All parts are safe for dishwasher (top rack only), electric and microwave sterilizers, or boiling water.","original_value":"Safe for use in dishwasher (top rack only), electric and microwave sterilizers, or boiling 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free","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide:artefact:9c4cbda058a3fff1cf66a8436e489fc941f3450aea1fa3622d89f6d87efffb97","start":2722,"end":2730,"summary_id":null,"excerpt_id":null,"span_sha256":"81ba810b02b06fdd48ac321d1ac67efd4cc822345e9746ffc4b5b9cb2801b998","source_locator":"characters 2722 to 2730 of the retained text"}},{"id":"01M4NZ9S9N79K5DVMDSFB0GSJZ","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual","field":"assembly","ordinal":4,"value_number":null,"unit":null,"value_text":"Connect the reservoir tube to the insert so they fit tightly, place the assembled vent system into the bottle, snap the nipple into the collar, affix collar to bottle and turn until closed, but do not over-tighten.","original_value":"To assemble the internal vent system, connect the reservoir tube to the insert so that they fit 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Place the\nassembled vent system into the bottle. Snap the nipple/teat into the collar, affix collar to bottle and turn until closed (do\nnot over-tighten).","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual:artefact:ad1fd66939516d34690cbfac25c38be00857dedbc4ff170c14c414a2772e05d0","start":2107,"end":2375,"summary_id":null,"excerpt_id":null,"span_sha256":"463d9914aef27a0bc8edde5097b3f63ab9c7504fdcc23d6c28d87c4e7cad50fc","source_locator":"characters 2107 to 2375 of the retained text"}},{"id":"01M4NZ9SNET3XJ4201WCBC4AXZ","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide","field":"vent removable","ordinal":5,"value_number":null,"unit":null,"value_text":"The internal vent system works best in place but can be removed as baby's feeding develops, without introducing a different bottle.","original_value":"works best with the internal vent system in place but can be removed as baby’s feeding develops–no need to introduce a different bottle.","confidence":0.95,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide:artefact:9c4cbda058a3fff1cf66a8436e489fc941f3450aea1fa3622d89f6d87efffb97","start":2463,"end":2599,"summary_id":null,"excerpt_id":null,"span_sha256":"f5f7a2d8600ef8a9c7cd24e219c34fca02c2f1c00ccaacd0ced9ab235f276730","source_locator":"characters 2463 to 2599 of the retained text"}},{"id":"01M4NZ9T11FPZ8C0BXWA9F3E62","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual","field":"warming","ordinal":5,"value_number":null,"unit":null,"value_text":"If warming the bottle, always remove all bottle components before warming and use the storage/travel cap.","original_value":"If warming the bottle – always remove all bottle components before warming and use the\nstorage/travel cap.","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual:artefact:ad1fd66939516d34690cbfac25c38be00857dedbc4ff170c14c414a2772e05d0","start":2376,"end":2482,"summary_id":null,"excerpt_id":null,"span_sha256":"78b76c584602566c30fb801836424a1f7857a240d5003ddbaa7efee2b8672e8d","source_locator":"characters 2376 to 2482 of the retained text"}},{"id":"01M4NZ9TCEAFV3YW55TEVEBD4P","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide","field":"pediatrician recommendation","ordinal":6,"value_number":null,"unit":null,"value_text":"Dr. Brown's is the #1 Pediatrician Recommended Baby Bottle in the U.S.; the sources disagree on the survey year — the store's listing says the IQVIA Health ProVoice Survey 2024, while the maker's instruction page says the IQVIA Health ProVoice Survey 2025.","original_value":"makes Dr. Brown's the #1 Pediatrician Recommended Baby Bottle in the U.S.*","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide:artefact:9c4cbda058a3fff1cf66a8436e489fc941f3450aea1fa3622d89f6d87efffb97","start":2331,"end":2405,"summary_id":null,"excerpt_id":null,"span_sha256":"106b81726d1c97b1bd901286a655b25cb0433f5cd196759fd1dc7563d9200243","source_locator":"characters 2331 to 2405 of the retained text"}},{"id":"01M4NZ9TQYA9DFYSQ3J4R43K0T","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual","field":"shaking","ordinal":6,"value_number":null,"unit":null,"value_text":"Do not shake the bottle; shaking will cause air bubbles. Formula should be stirred gently.","original_value":"Do not shake the bottle. Shaking will cause air bubbles. Formula should be stirred gently to fully dissolve lumps as lumps can\nclog nipple/teat holes.","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:3:manual:artefact:ad1fd66939516d34690cbfac25c38be00857dedbc4ff170c14c414a2772e05d0","start":2540,"end":2690,"summary_id":null,"excerpt_id":null,"span_sha256":"a9ad81fa25c6655b92d6d744dac18d032debe1f948f28009337a7117e2c67d66","source_locator":"characters 2540 to 2690 of the retained text"}},{"id":"01M4NZ9V3DZDJW54Z7H5NVGQQ1","source_id":"drbrownsbaby-com--anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack:quick:source:1:guide","field":"milk nutrients","ordinal":7,"value_number":null,"unit":null,"value_text":"The internal vent system is proven to help preserve bottle milk nutrients and aids in digestion for a better night's sleep.","original_value":"Dr. Brown's internal vent system is proven to help preserve bottle milk nutrients and aids in 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It is never retried in a browser.","recorded_at":"2026-10-11T17:07:56.089Z"},{"id":"01M4NZA9A1WERH4MM654H6EDJA","source_type":"review","url":"https://www.reddit.com/r/FormulaFeeders/comments/1m8xkex","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":"2026-10-11T17:07:56.089Z"},{"id":"01M4NZA9P7T7HWE44GX5RBSYEF","source_type":"review","url":"https://www.reddit.com/r/NewParents/comments/1pvr4rb/best_glass_baby_bottles/","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":"2026-10-11T17:07:56.089Z"}],"facet_check":null,"evidence_depth":{"note":"Deep read: the store's own data and 6 outside pages (the store's own product page; maker page; manual; regulator recall search (CPSC (United States)); 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 CPSC (United States), Health Canada: CPSC recall search for Dr. Brown's returned no recall records for this product. Health Canada recall records mention a 2018 recall for Dr. Brown's Lovey Pacifier & Teether Holders, not this bottle. Still open, with no evidence found: What is the exact weight of one 4oz glass bottle?; What are the dimensions of the 4oz bottle?; Does the 4oz bottle fit standard stroller cup holders?; Is a silicone sleeve included with this 4-pack?; Is a travel cap or disk included?; What is the warranty on this bottle?; Does the bottle have measurement markings in ounces and milliliters?; What is the recommended age range for this bottle?; Does the bottle meet any safety standards or certifications?; Is the bottle compatible with Dr. Brown's bottle warmer?; Does the glass contain any lead or heavy metals?; Can the bottle be used with other Dr. Brown's nipple levels?; How do you clean the narrow vent tube?; Is the bottle available in other colors?; Does the bottle come with a cleaning brush?.","tier":"complex","depth":"trimmed_read","model":"deepseek-flash","recall":{"note":"CPSC recall search for Dr. Brown's returned no recall records for this product. Health Canada recall records mention a 2018 recall for Dr. Brown's Lovey Pacifier & Teether Holders, not this bottle.","status":"no_recall_found","regulators_asked":["CPSC (United States)","Health Canada"]},"sources":[{"url":"https://4f71f1-4.myshopify.com/products.json","role":"the store's own data","retained":true},{"url":"https://4f71f1-4.myshopify.com/products/anti-colic-options-narrow-glass-baby-bottle-4oz-4-pack","role":"the store's own product page","retained":true},{"url":"https://drbrownsbaby.com/products/anti-colic-options-narrow-glass-baby-bottle-8oz-4-pack?bvstate=pg%3A13%2Fct%3Ar","role":"maker page","retained":true},{"url":"https://drbrowns.co.za/wp-content/uploads/2024/07/BFW001_F4_Universal_Bottle_WEB_ADA-1.pdf","role":"manual","retained":true},{"url":"https://drbrownsbaby.com/pages/instructions","role":"manual","retained":true},{"url":"https://www.saferproducts.gov/RestWebServices/Recall?format=json&Manufacturer=Dr.%20Brown's","role":"regulator recall search (CPSC (United States))","retained":true},{"url":"https://recalls-rappels.canada.ca/sites/default/files/opendata-donneesouvertes/HCRSAMOpenData.json","role":"regulator recall search (Health Canada)","retained":true},{"url":"https://thetestedhub.com/reviews/dr-browns-natural-flow-glass/","role":"review","retained":false},{"url":"https://www.babylist.com/hello-baby/best-glass-baby-bottles","role":"blog","retained":false}],"reasoning":"low","embeddings":"skipped in the deep lane: no embedding call is made here","searched_for":["maker_page","manual","recall_notices","owner_reviews","blogs","forums","video_reviews"],"open_questions":["What is the exact weight of one 4oz glass bottle?","What are the dimensions of the 4oz bottle?","Does the 4oz bottle fit standard stroller cup holders?","Is a silicone sleeve included with this 4-pack?","Is a travel cap or disk included?","What is the warranty on this bottle?","Does the bottle have measurement markings in ounces and milliliters?","What is the recommended age range for this bottle?","Does the bottle meet any safety standards or certifications?","Is the bottle compatible with Dr. Brown's bottle warmer?","Does the glass contain any lead or heavy metals?","Can the bottle be used with other Dr. Brown's nipple levels?","How do you clean the narrow vent tube?","Is the bottle available in other colors?","Does the bottle come with a cleaning brush?"]}}