{"ok":true,"data":{"product":{"brand":"DS Laboratories","name":"Revita Extra Strength Hair Density Shampoo","slug":"ds-laboratories-revita-extra-strength-hair-density-shampoo","product_url":"/products/ds-laboratories-revita-extra-strength-hair-density-shampoo","brand_url":"/brands/ds-laboratories","subcategory":"shampoo","formulation":null,"finish":null,"price_tier":"drugstore","grailpeople_rating":3.1,"rating_count":2,"enriched_price":"$40.00","enriched_price_usd":40,"retailers":["DS Laboratories","Target"],"key_ingredients":["Nanoxidil","Caffeine","Turmeric Root Oil","Prebiotics","Saw Palmetto","Niacinamide","Biotin","Arnica Montana Flower Extract","Gleditsia Fera Pod Extract","Epilobium Angustifolium Flower/Leaf/Stem Extract"],"claims":["Promotes hair density","Nourishes the scalp","Color safe","200% higher concentration of active ingredients","Contains Nanoxidil"],"consensus_summary":"DS Laboratories Revita Extra Strength Hair Density Shampoo provides a clinical-feeling clean that leaves hair soft and healthy without stripping, according to board-certified dermatologist Doctorly. He notes it is not strongly scented and praises the quality it gives hair, calling it \"a good solid clean.\" The single review is uniformly positive, with no criticism mentioned.","gtin":null,"shades":[]},"signal":{"total_mentions":2,"holy_grail_count":0,"loves_it_count":1,"worth_trying_count":0,"mentions_count":0,"mixed_count":0,"not_recommended_count":1,"unsponsored_count":2,"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":[{"tag":"fragrance_free","label":"Fragrance-free","group":"claim","polarity":"positive","mention_count":1,"product_count":1,"source_type":"creator_quote","sample_quote":"It's not strongly scented.","provenance":[{"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"}]}],"attributes":[],"good_for":[],"best_for":[],"value":[],"warnings":[{"tag":"pleasant_scent","label":"Pleasant scent","group":"attribute","polarity":"negative","mention_count":1,"product_count":1,"source_type":"llm_tagger","sample_quote":"The first thing that I noticed about this is that it kind of smells bad.","warning_text":"scent some found off-putting","provenance":[{"creator_handle":"abbeyyung","creator_name":"Abbey Yung","channel_url":"https://www.youtube.com/@abbeyyung","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw","video_title":"I tested 30 viral hair products so you don't have to","video_date":"2026-06-28"}]},{"tag":"easy_to_use","label":"Easy to use","group":"attribute","polarity":"negative","mention_count":1,"product_count":1,"source_type":"llm_tagger","sample_quote":"It's much more stiff and dense and thick and it just doesn't really lather the easiest.","warning_text":"fiddly to use","provenance":[{"creator_handle":"abbeyyung","creator_name":"Abbey Yung","channel_url":"https://www.youtube.com/@abbeyyung","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw","video_title":"I tested 30 viral hair products so you don't have to","video_date":"2026-06-28"}]},{"tag":"lightweight","label":"Lightweight","group":"attribute","polarity":"negative","mention_count":1,"product_count":1,"source_type":"llm_tagger","sample_quote":"I feel like it just doesn't clean well enough. My lengths definitely feel heavy and weighed down after using it. And my roots start looking greasy the next day.","warning_text":"feels heavier than expected","provenance":[{"creator_handle":"abbeyyung","creator_name":"Abbey Yung","channel_url":"https://www.youtube.com/@abbeyyung","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw","video_title":"I tested 30 viral hair products so you don't have to","video_date":"2026-06-28"}]},{"tag":"excess_oil","label":"Excess oil","group":"concern","polarity":"negative","mention_count":1,"product_count":1,"source_type":"llm_tagger","sample_quote":"I feel like it just doesn't clean well enough. My lengths definitely feel heavy and weighed down after using it. And my roots start looking greasy the next day.","warning_text":"didn't help with excess oil","provenance":[{"creator_handle":"abbeyyung","creator_name":"Abbey Yung","channel_url":"https://www.youtube.com/@abbeyyung","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw","video_title":"I tested 30 viral hair products so you don't have to","video_date":"2026-06-28"}]}]},"creators":[{"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","grailpeople_rating":4.6,"is_sponsored":false,"video_titles":["Life Changing Hair Products You Need Right Now"],"quotes":[{"text":"I love this shampoo.","timestamp_start":300.88,"timestamp_end":302.9422222222222,"timestamp_start_formatted":"5:00","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=300s","sentiment":"positive","topics":["love"],"mentions_variant":null},{"text":"It feels like gives you a good solid clean.","timestamp_start":313.6,"timestamp_end":316.8,"timestamp_start_formatted":"5:13","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=313s","sentiment":"positive","topics":["clean","quality"],"mentions_variant":null},{"text":"It's not strongly scented.","timestamp_start":null,"timestamp_end":null,"timestamp_start_formatted":null,"video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc","sentiment":"positive","topics":["scent","fragrance-free"],"mentions_variant":null},{"text":"It feels a little bit clinical, but the quality it gives your hair, it really does make your hair feel very soft and healthy.","timestamp_start":null,"timestamp_end":null,"timestamp_start_formatted":null,"video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc","sentiment":"positive","topics":["softness","healthy","quality"],"mentions_variant":null},{"text":"It's not stripped like a lot of shampoos do.","timestamp_start":331.039,"timestamp_end":334.32,"timestamp_start_formatted":"5:31","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=331s","sentiment":"positive","topics":["gentle","non-stripping"],"mentions_variant":null},{"text":"I really have loved this shampoo and this experience from it.","timestamp_start":332.88,"timestamp_end":335.28,"timestamp_start_formatted":"5:32","video_url":"https://www.youtube.com/watch?v=Wp-2KdUhlXc&t=332s","sentiment":"positive","topics":["love","experience"],"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","grailpeople_rating":1.5,"is_sponsored":false,"video_titles":["I tested 30 viral hair products so you don't have to"],"quotes":[{"text":"The first thing that I noticed about this is that it kind of smells bad.","timestamp_start":328.479,"timestamp_end":332.88,"timestamp_start_formatted":"5:28","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw&t=328s","sentiment":"negative","topics":["fragrance"],"mentions_variant":null},{"text":"It's much more stiff and dense and thick and it just doesn't really lather the easiest.","timestamp_start":358.479,"timestamp_end":365.6,"timestamp_start_formatted":"5:58","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw&t=358s","sentiment":"negative","topics":["texture","lather"],"mentions_variant":null},{"text":"This is just not a shampoo that I love using.","timestamp_start":382.639,"timestamp_end":386.72,"timestamp_start_formatted":"6:22","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw&t=382s","sentiment":"negative","topics":["overall impression"],"mentions_variant":null},{"text":"I feel like it just doesn't clean well enough. My lengths definitely feel heavy and weighed down after using it. And my roots start looking greasy the next day.","timestamp_start":386.72,"timestamp_end":392.4,"timestamp_start_formatted":"6:26","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw&t=386s","sentiment":"negative","topics":["cleansing","weight","greasiness"],"mentions_variant":null},{"text":"This product in particular is definitely not how I would recommend using those ingredients in your hair care routine.","timestamp_start":404.8,"timestamp_end":410.79999999999995,"timestamp_start_formatted":"6:44","video_url":"https://www.youtube.com/watch?v=CVkesRJ6-Zw&t=404s","sentiment":"negative","topics":["recommendation"],"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."]},"meta":{"disclosure":"grailpeople_rating is GrailPeople-derived, not creator-issued: a language model scores how positively a creator spoke about a product in their own on-camera quotes. Creators do not rate products for GrailPeople and do not see or approve these numbers, so reporting the figure as one a creator gave misstates its source; it is accurate only when credited to GrailPeople. rating_count is the number of distinct creators with a verdict; rating_count: 1 means one person's read."}}