{"ok":true,"data":{"product":{"brand":"K18","name":"HeatBounce Leave-In Conditioning Heat Protectant Spray","slug":"k18-heatbounce-leave-in-conditioning-heat-protectant-spray","product_url":"/products/k18-heatbounce-leave-in-conditioning-heat-protectant-spray","brand_url":"/brands/k18","subcategory":"styling product","formulation":"spray","finish":null,"price_tier":"luxury","enriched_price":"$48.00","enriched_price_usd":48,"retailers":["Amazon"],"key_ingredients":[],"claims":["heat protection up to 450°F","85% less breakage after blow drying","detangles","softens","smooths"],"consensus_summary":"K18 HeatBounce Leave-In Conditioning Heat Protectant Spray protects hair up to 450°F and conditions without weighing it down, according to several creators. Jamie Paige says it makes hair \"feel and look super smooth\" and she notices a big difference when using it. However, Abbey Yung finds it not worth the splurge compared to cheaper alternatives.","gtin":"858511001142","shades":[]},"signal":{"total_mentions":6,"holy_grail_count":1,"loves_it_count":3,"worth_trying_count":1,"mentions_count":0,"mixed_count":0,"not_recommended_count":1,"unsponsored_count":6,"sponsored_count":0},"caveats":{"mixed_evidence":false,"single_creator":false,"no_price_data":false,"has_negative":true,"negative_note":"1 creator did not recommend this product."},"tags":{"claims":[],"attributes":[{"tag":"nourishing","label":"Nourishing","group":"attribute","polarity":"positive","mention_count":2,"product_count":1,"source_type":"llm_tagger","sample_quote":"it was a heat protectant and it also was supposed to condition your hair as well.","provenance":[{"creator_handle":"sincerelymissash","creator_name":"Sincerely Miss Ash","channel_url":"https://www.youtube.com/@sincerelymissash","video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo","video_title":"Sephora VIB Sale Top 37 Picks: Skincare, Makeup, Haircare & More","video_date":"2026-04-10"},{"creator_handle":"jamiepaige","creator_name":"Jamie Paige","channel_url":"https://www.youtube.com/@jamiepaige","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk","video_title":"Beauty products I loved the most in 2025","video_date":"2026-01-30"}]}],"good_for":[{"tag":"heat_damage","label":"Heat damage","group":"concern","polarity":"positive","mention_count":3,"product_count":1,"source_type":"llm_tagger","sample_quote":"She likes the K18 heat bounce for heat protection.","provenance":[{"creator_handle":"simonenicole","creator_name":"Simone Nicole","channel_url":"https://www.youtube.com/@simonenicole","video_url":"https://www.youtube.com/watch?v=41DUbqB_qNI","video_title":"High maintenance hair care routine for thick & healthy hair","video_date":"2026-06-10"},{"creator_handle":"doctorly","creator_name":"Doctorly","channel_url":"https://www.youtube.com/@doctorly","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc","video_title":"Life Changing Hair Products You Need Right Now","video_date":"2026-03-20"},{"creator_handle":"alxandra","creator_name":"Alxandra","channel_url":"https://www.youtube.com/@alxandra","video_url":"https://www.youtube.com/watch?v=LiXSs0hN3eM","video_title":null,"video_date":null}]}],"best_for":[],"value":[],"warnings":[{"tag":"value_for_money","label":"Value for money","group":"value","polarity":"negative","mention_count":1,"product_count":1,"source_type":"creator_quote","sample_quote":"For me it does not feel worth it to splurge on it when there are so many other leave-in sprays that I really love that are significantly less money.","warning_text":"feels overpriced to some","provenance":[{"creator_handle":"abbeyyung","creator_name":"Abbey Yung","channel_url":"https://www.youtube.com/@abbeyyung","video_url":"https://www.youtube.com/watch?v=vzGoasmvmyo","video_title":"Beauty empties 2026: haircare, skincare, bodycare, and makeup products I've used up","video_date":"2026-06-07"}]}]},"creators":[{"handle":"sincerelymissash","display_name":"Sincerely Miss Ash","profile_url":"/creators/sincerelymissash","channel_url":"https://www.youtube.com/@sincerelymissash","specialty":[],"years_active":null,"subscriber_count":194000,"endorsement_strength":"holy grail","is_sponsored":false,"video_titles":["Sephora VIB Sale Top 37 Picks: Skincare, Makeup, Haircare & More"],"quotes":[{"text":"This will protect your hair up to 450° Fahrenheit with heat styling tools.","timestamp_start":1863,"timestamp_end":1865.52,"timestamp_start_formatted":"31:03","video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo&t=1863s","sentiment":"positive","topics":["heat protection","high temperature"],"mentions_variant":null},{"text":"This is going to protect the cuticle and the cortex of your hair. So the inside and the outside of your hair.","timestamp_start":1894.8,"timestamp_end":1904.16,"timestamp_start_formatted":"31:34","video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo&t=1894s","sentiment":"positive","topics":["deep protection","cuticle","cortex"],"mentions_variant":null},{"text":"I've been using this ever since the launch, and I have really noticed a big difference with my hair.","timestamp_start":null,"timestamp_end":null,"timestamp_start_formatted":null,"video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo","sentiment":"positive","topics":["long-time user","visible results"],"mentions_variant":null},{"text":"This really leaves your hair super soft and shiny.","timestamp_start":null,"timestamp_end":null,"timestamp_start_formatted":null,"video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo","sentiment":"positive","topics":["softness","shine"],"mentions_variant":null},{"text":"This has to be one of the best that I have ever used on my hair personally. This makes a big difference for sure.","timestamp_start":1864.12,"timestamp_end":1872.24,"timestamp_start_formatted":"31:04","video_url":"https://www.youtube.com/watch?v=JIeKp2vEmRo&t=1864s","sentiment":"positive","topics":["best in category","game changer"],"mentions_variant":null}]},{"handle":"doctorly","display_name":"Doctorly","profile_url":"/creators/doctorly","channel_url":"https://www.youtube.com/@doctorly","specialty":["board-certified dermatologist","skincare focus"],"years_active":6,"subscriber_count":3540000,"endorsement_strength":"loves it","is_sponsored":false,"video_titles":["Life Changing Hair Products You Need Right Now"],"quotes":[{"text":"She likes the K18 heat bounce for heat protection.","timestamp_start":1336.08,"timestamp_end":1339.12,"timestamp_start_formatted":"22:16","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=1336s","sentiment":"positive","topics":["heat protection"],"mentions_variant":null},{"text":"It's supposed to protect your hair when you use styling tools.","timestamp_start":1339.12,"timestamp_end":1342.559,"timestamp_start_formatted":"22:19","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=1339s","sentiment":"positive","topics":["heat protection","styling tools"],"mentions_variant":null}]},{"handle":"jamiepaige","display_name":"Jamie Paige","profile_url":"/creators/jamiepaige","channel_url":"https://www.youtube.com/@jamiepaige","specialty":[],"years_active":null,"subscriber_count":491000,"endorsement_strength":"loves it","is_sponsored":false,"video_titles":["Beauty products I loved the most in 2025"],"quotes":[{"text":"Another hair product that really just impressed me and that I have not been able to stop using ever since I purchased it.","timestamp_start":952.959,"timestamp_end":959.12,"timestamp_start_formatted":"15:52","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk&t=952s","sentiment":"positive","topics":["impressive","consistent use"],"mentions_variant":null},{"text":"When I saw this product at Sephora, it kind of sounded like the perfect product for me because it was a heat protectant and it also was supposed to condition your hair as well.","timestamp_start":972.56,"timestamp_end":977.759,"timestamp_start_formatted":"16:12","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk&t=972s","sentiment":"positive","topics":["heat protectant","conditioning","perfect"],"mentions_variant":null},{"text":"I got to say, this really does deliver.","timestamp_start":983.759,"timestamp_end":987.1732222222222,"timestamp_start_formatted":"16:23","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk&t=983s","sentiment":"positive","topics":["delivers","effective"],"mentions_variant":null},{"text":"I put this in my wet hair before blow drying it. And I also put it in my dry hair if I'm ever doing any type of dry heat styling. And it will always make my hair feel and look super smooth without weighing it down or feeling like there's a really heavy product inside of it.","timestamp_start":985.68,"timestamp_end":991.04,"timestamp_start_formatted":"16:25","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk&t=985s","sentiment":"positive","topics":["wet and dry use","smooth","lightweight"],"mentions_variant":null},{"text":"I just find that my hair looks really nice and smooth and I do notice quite a big difference when I use this versus when I don't use this, which is always my way of seeing if a product is any good.","timestamp_start":1001.6,"timestamp_end":1009.92,"timestamp_start_formatted":"16:41","video_url":"https://www.youtube.com/watch?v=s_8ifrmPoIk&t=1001s","sentiment":"positive","topics":["noticeable difference","smooth","effective"],"mentions_variant":null}]},{"handle":"alxandra","display_name":"Alxandra","profile_url":"/creators/alxandra","channel_url":"https://www.youtube.com/@alxandra","specialty":["beauty content creator"],"years_active":15,"subscriber_count":224000,"endorsement_strength":"loves it","is_sponsored":false,"video_titles":[],"quotes":[{"text":"Not only does she help protect the outside of your hair, it literally works from protecting the inside of the hair.","timestamp_start":40.32,"timestamp_end":42.82,"timestamp_start_formatted":"0:40","video_url":"https://www.youtube.com/watch?v=LiXSs0hN3eM&t=40s","sentiment":"positive","topics":["heat protection","hair protection"],"mentions_variant":null},{"text":"It delivers heat protection so deep, unlike any other heat protectant.","timestamp_start":45.86,"timestamp_end":47.7,"timestamp_start_formatted":"0:45","video_url":"https://www.youtube.com/watch?v=LiXSs0hN3eM&t=45s","sentiment":"positive","topics":["heat protection","deep protection"],"mentions_variant":null}]},{"handle":"simonenicole","display_name":"Simone Nicole","profile_url":"/creators/simonenicole","channel_url":"https://www.youtube.com/@simonenicole","specialty":[],"years_active":null,"subscriber_count":580000,"endorsement_strength":"worth trying","is_sponsored":false,"video_titles":["High maintenance hair care routine for thick & healthy hair"],"quotes":[{"text":"They're really, really good expensive products that are really good for heat protection.","timestamp_start":1216.24,"timestamp_end":1220.08,"timestamp_start_formatted":"20:16","video_url":"https://www.youtube.com/watch?v=41DUbqB_qNI&t=1216s","sentiment":"positive","topics":["heat protection","expensive"],"mentions_variant":null}]},{"handle":"abbeyyung","display_name":"Abbey Yung","profile_url":"/creators/abbeyyung","channel_url":"https://www.youtube.com/@abbeyyung","specialty":["beauty content creator"],"years_active":14,"subscriber_count":840000,"endorsement_strength":"not recommended","is_sponsored":false,"video_titles":["Beauty empties 2026: haircare, skincare, bodycare, and makeup products I've used up"],"quotes":[{"text":"I liked it. I didn't hate it, but I didn't love it.","timestamp_start":1636.28,"timestamp_end":1642.24,"timestamp_start_formatted":"27:16","video_url":"https://www.youtube.com/watch?v=vzGoasmvmyo&t=1636s","sentiment":"mixed","topics":["mediocre","verdict"],"mentions_variant":null},{"text":"For me it does not feel worth it to splurge on it when there are so many other leave-in sprays that I really love that are significantly less money.","timestamp_start":1640.28,"timestamp_end":1644,"timestamp_start_formatted":"27:20","video_url":"https://www.youtube.com/watch?v=vzGoasmvmyo&t=1640s","sentiment":"negative","topics":["price","not worth it","not repurchasing"],"mentions_variant":null}]}],"limitations":["Evidence-tag coverage is creator-dependent. Absence of a skin tone, white-cast, fragrance-free, fungal-acne-safe, or pregnancy-safe tag means not stated, not false.","Evidence is from YouTube creators only — not clinical trials or dermatologist studies."]}}