{"ok":true,"data":{"product":{"brand":"Medik8","name":"C-Tetra Advanced Gel-Serum","slug":"medik8-c-tetra-advanced-gel-serum","product_url":"/products/medik8-c-tetra-advanced-gel-serum","brand_url":"/brands/medik8","subcategory":"serum","formulation":"serum","finish":null,"price_tier":"luxury","enriched_price":"$79","enriched_price_usd":79,"retailers":["Amazon","Dermstore"],"key_ingredients":["Vitamin C","Tetrahexyldecyl Ascorbate","Squalane","Tocopherol","Sodium Hyaluronate","Green Tea Leaf Extract","Acetyl Glucosamine","Glycerin","Oat Kernel Extract","Grapefruit Peel Oil"],"claims":["anti-wrinkle","age-defying brightness"],"consensus_summary":null,"gtin":null,"shades":[]},"signal":{"total_mentions":1,"holy_grail_count":0,"loves_it_count":0,"worth_trying_count":0,"mentions_count":0,"mixed_count":0,"not_recommended_count":1,"unsponsored_count":1,"sponsored_count":0},"caveats":{"mixed_evidence":false,"single_creator":true,"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":"Downside, they've used citrus peel oil, which can be very irritating, limonene, which is a fragrance.","warning_text":"scent some found off-putting","provenance":[{"creator_handle":"vanitarattan","creator_name":"Dr. Vanita Rattan","channel_url":"https://www.youtube.com/@vanitarattan","video_url":"https://www.youtube.com/watch?v=JKWUGNcG9zY","video_title":"Best & Worst Vitamin C for Skin of Colour","video_date":"2026-03-22"}]}]},"creators":[{"handle":"vanitarattan","display_name":"Dr. Vanita Rattan","profile_url":"/creators/vanitarattan","channel_url":"https://www.youtube.com/@vanitarattan","specialty":[],"years_active":null,"subscriber_count":1220000,"endorsement_strength":"not recommended","is_sponsored":false,"video_titles":["Best & Worst Vitamin C for Skin of Colour"],"quotes":[{"text":"The positives of this is that they've used tetrahexyldecyl ascorbate, brilliant.","timestamp_start":985.44,"timestamp_end":987.079,"timestamp_start_formatted":"16:25","video_url":"https://www.youtube.com/watch?v=JKWUGNcG9zY&t=985s","sentiment":"positive","topics":["tetrahexyldecyl ascorbate"],"mentions_variant":null},{"text":"Downside, they've used citrus peel oil, which can be very irritating, limonene, which is a fragrance.","timestamp_start":988.92,"timestamp_end":993.64,"timestamp_start_formatted":"16:28","video_url":"https://www.youtube.com/watch?v=JKWUGNcG9zY&t=988s","sentiment":"negative","topics":["fragrance","citrus oil","irritation"],"mentions_variant":null},{"text":"There's no other actives in it.","timestamp_start":1007.76,"timestamp_end":1007.9818644067797,"timestamp_start_formatted":"16:47","video_url":"https://www.youtube.com/watch?v=JKWUGNcG9zY&t=1007s","sentiment":"negative","topics":["limited actives"],"mentions_variant":null},{"text":"For me this one is a hard no, unfortunately.","timestamp_start":1012.64,"timestamp_end":1013.0591702127659,"timestamp_start_formatted":"16:52","video_url":"https://www.youtube.com/watch?v=JKWUGNcG9zY&t=1012s","sentiment":"negative","topics":["verdict"],"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."]}}