{"niche":"What is the most popular hair mask brand among consumers?","description":"What is the most popular hair mask brand among consumers?","products":[{"brand":"K18","model":"Leave-In Molecular Repair Mask","price_gbp":21.74,"origin_country":null,"specs":{"brand":"K18","volume":"50","product_name":"Leave-In Molecular Repair Hair Mask","suitable_for":"All hair types","treatment_time":"4","deep_conditioning":true},"confidence_score":null,"sources":[{"label":"BDB Studio","url":"https://bdbstudio.com/products/k18","currency":"USD","source_country":"US","price":29.0,"price_gbp":21.74,"scraped_at":"2026-06-10T07:48:21.284643"}],"summary":"A leave-in molecular repair mask using K18PEPTIDE™ to reverse damage from bleach, color, chemical services and heat in 4 minutes. Available in 15 mL, 50 mL and 100 mL sizes; suitable for all hair types and designed to restore strength, softness, smoothness and bounce.","ideal_for":"Ideal for identifying the most popular hair mask brand because its patented K18PEPTIDE™, quick 4-minute treatment time, and broad suitability (all hair types) drive widespread consumer use and high review counts."},{"brand":"Garnier","model":"Fructis Hair Food Watermelon Mask","price_gbp":33.72,"origin_country":null,"specs":{"brand":"Garnier","volume":"390","product_name":"Fructis Hair Food Watermelon Mask","suitable_for":"Fine hair","treatment_time":"3","deep_conditioning":true},"confidence_score":null,"sources":[{"label":"GoSupps","url":"https://www.gosupps.com/garnier-hair-mask-watermelon-hairfood-moisturising-3-in-1-mask-gently-detangles-fine-hair-and-gives-unrivalled-shine-fructis-390-ml.html","currency":"USD","source_country":"US","price":44.99,"price_gbp":33.72,"scraped_at":"2026-06-10T07:49:26.592442"}],"summary":"A 3-in-1 multi-use mask that works as a conditioner, rinse-off mask (leave for 3 minutes) or leave-in treatment; contains watermelon extract and vitamins C, E and F, silicone-free and vegan, formulated to plump fine hair and add shine. Comes in a large 390 ml recyclable tub and is cruelty-free. Suits users with fine or lifeless hair who want lightweight volume and hydration.","ideal_for":"Ideal for the question because its 3-in-1 formula, 390 ml size and focus on plumping fine hair with watermelon extract make Garnier Fructis one of the most popular mass-market hair mask brands."},{"brand":"OUAI","model":"Treatment Mask Fine Medium","price_gbp":16.49,"origin_country":null,"specs":{"brand":"OUAI","product_name":"Fine To Medium Hair Treatment Masque","suitable_for":"Fine to medium hair","treatment_time":"5","deep_conditioning":true},"confidence_score":null,"sources":[{"label":"Ulta Beauty (3.4 oz)","url":"https://www.ulta.com/p/treatment-mask-fine-medium-hair-pimprod2023428?sku=2629742","currency":"USD","source_country":"US","price":22.0,"price_gbp":16.49,"scraped_at":"2026-06-10T07:49:09.545458"}],"summary":"A repairing hair masque formulated with shea butter, panthenol and hydrolyzed keratin to hydrate, fight frizz and strengthen fine-to-medium strands without weighing them down. Applied after shampooing, a quarter-size amount is left on for 5 minutes then rinsed; suitable for color-treated and damaged hair. Comes in an 8 fl oz size on retail listings.","ideal_for":"Suitable for shoppers wanting a lightweight but deeply hydrating mask-its 5-minute treatment time and protein-rich formula (hydrolyzed keratin) make it ideal for fine-to-medium hair seeking repair and shine."}]}