Prototype implementation test at Pharmalize Holding for social implementation of lunch box for improving Minor Health Complaints

INTERVENTION: Functional Lunch Boxes for 8 weeks, including 180g of sticky barley‐rice, 300g of functional side dish and 2g of functional tea. Placebo Lunch Boxes for 8 weeks, including 180g of rice, 300g of non‐functional side dish and 2g of tea. CONDITION: Japanese healthy adult workers PRIMARY OUTCOME: Minor Health Complains after 8 weeks of ingestion. (Comprehensive valuation by the brief job stress questionnaire and subjective accomplishment SECONDARY OUTCOME: Body composition, sleep quality, meal records and meal satisfaction surveys, thoughts on the test INCLUSION CRITERIA: