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Many Japanese food ingredients have active FFC notifications — including GABA (stress/sleep), nattokinase (blood flow), sesamin (liver function), indigestible dextrin (postprandial glucose/triglycerides), and L-theanine (sleep quality). Specific brand/claim combinations should be verified in the Consumer Affairs Agency database before reusing claims overseas.

Year-round fermentation-derived ingredients (GABA, nattokinase, vinegar, miso) ship in 4–8 weeks. Harvest-dependent botanicals (kudzu, kinako, citrus extracts) require 8–12 weeks and may have winter/summer-only windows. Confirm crop calendar before committing to delivery dates.

Most can be sold under DSHEA, but importers remain responsible for safety and labeling. New Dietary Ingredient (NDI) notifications may be required for ingredients without pre-1994 US use history. Established ingredients like miso, soy, and rice-derived products usually pose no NDI issue.

MAFF's GI registry includes several food ingredients used by Japanese OEMs — for example Yame Gyokuro (tea), Iwate Hoshigaki, Yubari Melon, Kobe Beef, and Kagoshima Kurozu (black vinegar). GI status carries premium positioning and is enforceable internationally under EU/Japan EPA.

Yes. Most premium Japanese soy ingredient suppliers source from Hokkaido or Tohoku non-GMO domestic soybeans and can supply IP (Identity Preserved) documentation. Organic JAS certification is also available from select suppliers.