{"niche":"哪种牙膏最适合敏感牙齿？","description":"What is the best toothpaste for sensitive teeth?","products":[{"brand":"Sensodyne","model":"Rapid Relief","price_gbp":23.96,"origin_country":null,"specs":{"fluoride_level":"1450 ppm fluoride","whitening_ability":"Helps whiten enamel and prevent staining","sensitivity_relief":"Clinically proven relief in 60 seconds","halitosis_control":"Freshens breath"},"confidence_score":null,"sources":[{"label":"PharmEasy","url":"https://pharmeasy.in/health-care/products/sensodyne-rapid-relief-toothpaste-40-gm-3028067","currency":"USD","source_country":"US","price":92.4,"price_gbp":67.92,"scraped_at":"2026-08-28T08:30:03.149285"},{"label":"Dis-Chem","url":"https://www.dischem.co.za/sensodyne-toothpaste-75ml-rapid-relief-714","currency":"USD","source_country":"US","price":66.23,"price_gbp":48.69,"scraped_at":"2026-08-28T08:30:03.149285"},{"label":"Watsons Hong Kong","url":"https://www.watsons.com.hk/en/sensodyne-sensodyne-rapid-relief/p/BP_488409","currency":"USD","source_country":"US","price":32.6,"price_gbp":23.96,"scraped_at":"2026-08-28T08:30:03.149285"}],"summary":"Sensodyne Rapid Relief uses stannous fluoride and sodium fluoride to create a protective barrier over sensitive areas. It provides sensitivity relief in 60 seconds, helps whiten enamel and prevent staining, protects against cavities, and freshens breath, making it suitable for adults with sensitive teeth.","ideal_for":"适合寻求最佳敏感牙齿牙膏的人士，因为它能在60秒内提供经临床验证的敏感缓解效果，并含有1450 ppm氟化物，有助于防蛀。"},{"brand":"Sensodyne","model":"Pronamel Intensive Enamel Repair","price_gbp":10.28,"origin_country":null,"specs":{"fluoride_level":"Sodium fluoride 0.15% w/v","whitening_ability":"Restores natural whiteness","sensitivity_relief":"Helps protect enamel from sensitivity and shields against pain triggers","halitosis_control":"Freshens breath"},"confidence_score":null,"sources":[{"label":"Fry's Food Stores","url":"https://www.frysfood.com/p/pronamel-intensive-enamel-repair-toothpaste-for-sensitive-teeth-and-cavity-protection-whitening/0031015888766","currency":"USD","source_country":"US","price":13.99,"price_gbp":10.28,"scraped_at":"2026-08-28T08:30:03.149285"}],"summary":"Sensodyne Pronamel Intensive Enamel Repair is designed to repair acid-weakened enamel, strengthen teeth, and protect against acid erosion and cavities. It offers sensitivity protection and freshens breath, making it suitable for people with sensitive teeth and weakened enamel.","ideal_for":"适合牙齿敏感的人群，因为它有助于保护牙釉质免受敏感影响，抵御疼痛触发因素，同时通过氟化物强化因酸侵蚀而变弱的牙釉质。"},{"brand":"Colgate","model":"Sensitive Complete Protection with Stannous Fluoride","price_gbp":3.67,"origin_country":null,"specs":{"fluoride_level":"Sodium fluoride 0.24%, 0.14% w/v fluoride ion","tartar_control":"Helps prevent tartar buildup with regular brushing","whitening_ability":"Helps whiten teeth with regular brushing","sensitivity_relief":"24/7 sensitivity relief with 5% potassium nitrate after two weeks of twice-daily brushing","halitosis_control":"Helps prevent bad breath"},"confidence_score":null,"sources":[{"label":"Fry's Food Stores","url":"https://www.frysfood.com/p/colgate-sensitive-complete-protection-toothpaste/0003500052101?fulfillment=PICKUP","currency":"USD","source_country":"US","price":4.99,"price_gbp":3.67,"scraped_at":"2026-08-28T08:30:03.149285"},{"label":"Smith's Food and Drug","url":"https://www.smithsfoodanddrug.com/q/collgate+sensitive+toothpaste","currency":"USD","source_country":"US","price":4.99,"price_gbp":3.67,"scraped_at":"2026-08-28T08:30:03.149285"},{"label":"Dillons","url":"https://www.dillons.com/q/colgate+sensitive","currency":"USD","source_country":"US","price":4.99,"price_gbp":3.67,"scraped_at":"2026-08-28T08:30:03.149285"}],"summary":"This spearmint fluoride toothpaste provides 24/7 sensitivity relief with 5% potassium nitrate and helps protect against cavities, enamel erosion, plaque, tartar buildup, and bad breath. It suits adults and children aged 12 and older who want daily sensitivity protection with broad oral-care benefits.","ideal_for":"适合牙齿敏感人群，因为它含有5%硝酸钾，每日刷牙两次可提供24/7全天候抗敏感保护，同时含有有助于防蛀的氟化物。"}]}