Confectioneries High in Tryptophan (1st - 20th) (per 100 g edible portion)
- Wheat flour cracker (nanbu-senbei, with sesame seeds)
- Wheat flour cracker (nanbu-senbei, with peanuts)
- Cracker (soda)
- Sponge cake
- Boro (soba-boro)
- Wheat flour cracker (kawara-senbei)
- Cracker (oil-sprayed)
- Wheat flour snack, extruded
- Wafer
- Kasutera
- Pie (pie pastry)
- Biscuit (hard)
- Sable, shortbread
- Puff pie
- Chinese style cookie
- Potato chip (regular)
- Wheat flour cracker (maki-senbei)
- Wheat flour cracker (isobe-senbei)
- Matsukaze
- Pie (apple pie)