蜆 (蜆)

Lake Shinji's Yamato Shijimi is the recognised premium origin; FFC notifications for liver-support drive functional retail.
Ornithine 8-12 mg/100g (highest of common shellfish); calcium 350-450 mg/100g; vitamin B12 elevated.
Liver-support FFC supplements, freeze-dried miso-soup retail, hospitality kaiseki broth.
Small freshwater / brackish clam (Corbicula japonica) — Lake Shinji (Shimane) and Tone River (Ibaraki / Chiba) are the principal commercial sources. Lake Shinji's Yamato Shijimi commands GI-equivalent regional pricing. Functional positioning targets ornithine content for liver-support / hangover-relief retail (FFC notifications exist, anchored by Yamato Shijimi). Used in shijimi miso soup, freeze-dried supplements, and increasingly as a B2B ornithine ingredient. Distinct from existing seafood entries.
| Japão | FFC notifications exist (liver support); food product; shellfish-allergen |
|---|---|
| União Europeia | Food import; shellfish-allergen labelling |
| Estados Unidos | GRAS; FDA Prior Notice; shellfish-allergen labelling |
| China | GACC; phytosanitary |