{"name":"Seed Oil Tracker — Restaurant Chain Seed-Oil Grades","license":"Creative Commons Attribution 4.0 (CC BY 4.0)","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Seed Oil Tracker (seedoiltracker.com)","source":"https://seedoiltracker.com/open-data","chain_count":18,"chains":[{"chain":"Mister Donut","country":"JP","slug":"mister-donut","grade":"A","risk":"Low Risk","avg_pufa_per_item":1.245,"menu_items_scored":112,"cooking_oil":"not disclosed: Mister Donut Japan (Duskin) names no frying oil in its nutrition or allergen PDFs. Estimate assumes a palm-based frying fat typical of Japanese donut frying, PUFA about 12% of the fat of donuts; pies 15%; muffins 12%; the 飲茶 noodles, fried rice and dim sum 30% (vegetable oil cooking); soup 10%; dairy drinks and shakes 5%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/mister-donut"},{"chain":"Marugame Seimen","country":"JP","slug":"marugame-seimen","grade":"A","risk":"Low Risk","avg_pufa_per_item":1.679,"menu_items_scored":90,"cooking_oil":"not stated by the chain; its site names no frying oil for the tempura. Japanese restaurant tempura oil is normally a rapeseed/soybean blend - evidence-labelled guess (pufa uses ~45% of fryer fat). Udon and dashi carry almost no fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/marugame-seimen"},{"chain":"Sushiro","country":"JP","slug":"sushiro","grade":"A","risk":"Low Risk","avg_pufa_per_item":1.687,"menu_items_scored":80,"cooking_oil":"not stated by the chain; Sushiro publishes allergens only. Fried sides (fries, karaage, tempura) assumed fried in a rapeseed/soybean blend - evidence-labelled guess; mayonnaise toppings assumed soybean/rapeseed mayonnaise; nigiri fat is the fish's own","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/sushiro"},{"chain":"Starbucks","country":"JP","slug":"starbucks","grade":"A","risk":"Low Risk","avg_pufa_per_item":1.757,"menu_items_scored":393,"cooking_oil":"no deep frying; Starbucks Japan names no cooking oil in its nutrition or allergen data, so bakery and sandwich fat is modelled as unspecified vegetable oil vs dairy fat split by the printed saturated fat; drink fat is milk fat (default whole milk)","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/starbucks"},{"chain":"Freshness Burger","country":"JP","slug":"freshness-burger","grade":"A","risk":"Low Risk","avg_pufa_per_item":2.225,"menu_items_scored":120,"cooking_oil":"not disclosed: Freshness Burger names no frying oil in its nutrition or allergen PDFs. Estimate assumes a typical Japanese foodservice vegetable frying oil (rapeseed/soy/palm blend), PUFA about 32% of the fat of fried items; beef burgers 15% (18% with avocado); salads with dressing 35%; sandwiches 20%; cakes and churros 25%; scone sandwiches 8% (butter/cream cheese); dairy drinks 5%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/freshness-burger"},{"chain":"McDonald's","country":"JP","slug":"mcdonald-s","grade":"A","risk":"Low Risk","avg_pufa_per_item":2.28,"menu_items_scored":197,"cooking_oil":"beef tallow + palm oil blend in the fryers (McDonald's Japan FAQ: 'フライオイルは牛脂と、パーム油をブレンドして使用'); the allergen chart also marks soy (大豆) as a frying-oil ingredient for fries and nuggets; undisclosed vegetable oil in buns and sauces","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/mcdonald-s"},{"chain":"Sukiya","country":"JP","slug":"sukiya","grade":"A","risk":"Low Risk","avg_pufa_per_item":2.433,"menu_items_scored":119,"cooking_oil":"not stated by the chain; Japanese restaurant frying oil is normally a rapeseed/soybean blend - evidence-labelled guess. Core gyudon fat is beef fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/sukiya"},{"chain":"Yoshinoya","country":"JP","slug":"yoshinoya","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.211,"menu_items_scored":77,"cooking_oil":"not stated by the chain; its guide says all fried items share one fryer (揚げ物は全て同じフライヤーで揚げています) but names no oil. Japanese restaurant frying oil is normally a rapeseed/soybean blend - evidence-labelled guess. Core gyudon fat is beef fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/yoshinoya"},{"chain":"Saizeriya","country":"JP","slug":"saizeriya","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.225,"menu_items_scored":126,"cooking_oil":"not stated as a frying oil; Saizeriya is known for its own imported olive oil served at the table and used in dishes, but its fryer oil is not published. Fried items assumed rapeseed/soybean blend (evidence-labelled guess); other dishes a mix of olive oil, vegetable oil, cheese and meat fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/saizeriya"},{"chain":"Burger King","country":"JP","slug":"burger-king","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.471,"menu_items_scored":118,"cooking_oil":"not disclosed: Burger King Japan names no frying oil on its site or in its nutrition and allergen PDF. Estimate: fried items (fries, onion rings, nuggets, fried chicken/fish patties) assume a typical Japanese foodservice vegetable frying oil (rapeseed/soy/palm blend), PUFA about 32% of fat; flame-grilled beef burgers about 12% of fat (beef fat plus mayo/sauce); avocado burgers 15%; dairy desserts and floats 5%; apple pie 25%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/burger-king"},{"chain":"Zetteria","country":"JP","slug":"zetteria","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.595,"menu_items_scored":118,"cooking_oil":"not disclosed: Zetteria (Zensho Holdings; the former Lotteria Japan stores) names no frying oil on its site or in its nutrition table. Estimate assumes a typical Japanese foodservice vegetable frying oil (rapeseed/soy/palm blend), PUFA about 32% of the fat of fried items; burgers 25% (30% for the fried shrimp patty); breakfast muffins 22%; pies/churros/cookie 22%; shakes and dairy drinks 5-6%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/zetteria"},{"chain":"Matsuya","country":"JP","slug":"matsuya","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.834,"menu_items_scored":112,"cooking_oil":"not stated by the chain; Japanese restaurant frying and griddle oil is normally a rapeseed/soybean blend (salad oil) - evidence-labelled guess. Main fat in the core menu is the beef/pork itself; curry roux fat is palm/lard type","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/matsuya"},{"chain":"CoCo Ichibanya","country":"JP","slug":"coco-ichibanya","grade":"A","risk":"Low Risk","avg_pufa_per_item":3.938,"menu_items_scored":95,"cooking_oil":"not stated by the chain; fried toppings (katsu, fried chicken, fries) assumed fried in a Japanese rapeseed/soybean vegetable-oil blend; the curry sauce fat is a roux of lard/beef fat and vegetable oil - evidence-labelled guess","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/coco-ichibanya"},{"chain":"MOS Burger","country":"JP","slug":"mos-burger","grade":"B","risk":"Medium Risk","avg_pufa_per_item":4.041,"menu_items_scored":130,"cooking_oil":"not disclosed: MOS Burger Japan names no frying oil on its FAQ (https://www.mos.jp/faq/menu/information/) or allergen sheet (which only marks items sharing the store fryer). Estimate assumes a typical Japanese foodservice vegetable frying oil (rapeseed/soy/palm blend), PUFA about 32% of the fat of fried items; burgers about 25% of total fat (beef patty plus vegetable-oil meat sauce and mayo-type sauces); soy-patty items 40%; dairy drinks 6%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/mos-burger"},{"chain":"First Kitchen","country":"JP","slug":"first-kitchen","grade":"B","risk":"Medium Risk","avg_pufa_per_item":4.67,"menu_items_scored":123,"cooking_oil":"not disclosed: First Kitchen names no frying oil in its calorie/allergen PDF (the only oil note is the coffee creamer, 植物性油脂). Estimate assumes a typical Japanese foodservice vegetable frying oil (rapeseed/soy/palm blend), PUFA about 32% of the fat of fried items (fries, nuggets, fried chicken, tatsuta, karaage, hash brown, sweet potato balls); smash beef burgers 15%; pastas 20%; Caesar salad 30%; dairy desserts and floats 5%","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/first-kitchen"},{"chain":"Komeda Coffee","country":"JP","slug":"komeda-coffee","grade":"B","risk":"Medium Risk","avg_pufa_per_item":5.582,"menu_items_scored":137,"cooking_oil":"not stated by the chain; Komeda publishes calories and allergens only. Fried items (katsu, fried shrimp, Komechiki fried chicken, potato) assumed fried in a rapeseed/soybean blend - evidence-labelled guess; sandwich fillings assume soybean/rapeseed mayonnaise and margarine; drinks carry milk fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/komeda-coffee"},{"chain":"KFC","country":"JP","slug":"kfc","grade":"C","risk":"High Risk","avg_pufa_per_item":6.315,"menu_items_scored":35,"cooking_oil":"not confirmed this session: KFC Japan names no frying oil in its nutrition PDF; estimate assumes a vegetable frying oil blend, PUFA about 30% of the fat of fried chicken and fries (chicken skin fat included), 50% of coleslaw fat (mayo-type dressing), 20% biscuit, 15% pies","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/kfc"},{"chain":"Tenya","country":"JP","slug":"tenya","grade":"D","risk":"Very High Risk","avg_pufa_per_item":8.753,"menu_items_scored":250,"cooking_oil":"not named by the chain; its guide says the frying oil is shared (揚げ油は使い分けいたしておりません) but names no oil. Japanese tempura chains normally fry in a rapeseed/soybean blend - evidence-labelled guess, PUFA taken as ~45% of the fryer fat","seed_oil_free_verified":false,"report_card":"https://seedoiltracker.com/jp/chains/tenya"}]}