{"ok":true,"data":{"product":{"brand":"Kérastase","name":"Nutritive Hydrating Scalp Serum for Dry Scalp","slug":"kerastase-nutritive-hydrating-scalp-serum-for-dry-scalp","product_url":"/products/kerastase-nutritive-hydrating-scalp-serum-for-dry-scalp","brand_url":"/brands/kerastase","subcategory":"serum","formulation":"serum","finish":null,"price_tier":"luxury","enriched_price":"$63.00","enriched_price_usd":63,"retailers":["Amazon","Sephora","Stylevana"],"key_ingredients":["Glycerin","Niacinamide","Panthenol","Ascorbyl Glucoside","Hydrolyzed Wheat Protein","Hydrolyzed Corn Protein","Hydrolyzed Soy Protein","Iris Florentina Root Extract"],"claims":["hydrating","nourishing","fast-absorbing","up to +23% scalp hydration"],"consensus_summary":"Kérastase Nutritive Hydrating Scalp Serum helps balance a scalp that fluctuates between dry and oily, according to Lavish Krish. However, Alexandra Anele finds it heavily perfumed and hasn't noticed significant benefits, calling it unnecessary. Use 1-2 droppers after washing for a voluminous feel, but the strong fragrance may be overwhelming.","consensus_tagline":null,"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":[],"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":"creator_quote","sample_quote":"It is heavily perfumed, almost like putting perfume on your scalp, which can be overwhelming.","warning_text":"scent some found off-putting","provenance":[{"creator_handle":"alexandraanele","creator_name":"Alexandra Anele","channel_url":"https://www.youtube.com/@alexandraanele","video_url":"https://www.youtube.com/watch?v=JdmV7_1yOb0","video_title":"Sephora sale: what to skip and what's worth it","video_date":"2026-04-10"}]},{"tag":"sensitive","label":"Sensitive skin","group":"skin_type","polarity":"negative","mention_count":1,"product_count":1,"source_type":"creator_quote","sample_quote":"It is heavily perfumed, almost like putting perfume on your scalp, which can be overwhelming.","warning_text":"may not suit sensitive skin","provenance":[{"creator_handle":"alexandraanele","creator_name":"Alexandra Anele","channel_url":"https://www.youtube.com/@alexandraanele","video_url":"https://www.youtube.com/watch?v=JdmV7_1yOb0","video_title":"Sephora sale: what to skip and what's worth it","video_date":"2026-04-10"}]}]},"creators":[{"handle":"lavish_krish","display_name":"Lavish Krish","profile_url":"/creators/lavish_krish","channel_url":"https://www.youtube.com/@lavish_krish","specialty":["beauty content creator","hair care focus","skincare focus"],"years_active":17,"subscriber_count":858000,"endorsement_strength":"loves it","is_sponsored":false,"video_titles":["My 10 step low porosity hair care routine"],"quotes":[{"text":"This one from Kérastase is my absolute favorite because it really helps me balance my scalp.","timestamp_start":260.72,"timestamp_end":269.92,"timestamp_start_formatted":"4:20","video_url":"https://www.youtube.com/watch?v=dL75GB9iUOU&t=260s","sentiment":"positive","topics":["holy grail","scalp care"],"mentions_variant":null},{"text":"My scalp is really weird. Sometimes it'll be really dry and sometimes it's really oily. So, this just helps to balance it out.","timestamp_start":269.92,"timestamp_end":274.72,"timestamp_start_formatted":"4:29","video_url":"https://www.youtube.com/watch?v=dL75GB9iUOU&t=269s","sentiment":"positive","topics":["scalp care","balance"],"mentions_variant":null}]},{"handle":"alexandraanele","display_name":"Alexandra Anele","profile_url":"/creators/alexandraanele","channel_url":"https://www.youtube.com/@alexandraanele","specialty":["beauty content creator"],"years_active":10,"subscriber_count":1420000,"endorsement_strength":"not recommended","is_sponsored":false,"video_titles":["Sephora sale: what to skip and what's worth it"],"quotes":[{"text":"It is heavily perfumed, almost like putting perfume on your scalp, which can be overwhelming.","timestamp_start":1321.6,"timestamp_end":1325.84,"timestamp_start_formatted":"22:01","video_url":"https://www.youtube.com/watch?v=JdmV7_1yOb0&t=1321s","sentiment":"negative","topics":["scent","sensitive skin"],"mentions_variant":null},{"text":"Using 1-2 droppers after washing hair feels nice and voluminous.","timestamp_start":1346.799,"timestamp_end":1352.159,"timestamp_start_formatted":"22:26","video_url":"https://www.youtube.com/watch?v=JdmV7_1yOb0&t=1346s","sentiment":"positive","topics":["volume","sensory experience"],"mentions_variant":null},{"text":"I don't think it is necessary and I haven't noticed significant benefits.","timestamp_start":null,"timestamp_end":null,"timestamp_start_formatted":null,"video_url":"https://www.youtube.com/watch?v=JdmV7_1yOb0","sentiment":"negative","topics":["effectiveness"],"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."]}}