A study to evaluate the effect of a food containing Curcuma longa on liver function

INTERVENTION: Oral ingestion of the test product containing curcumin and water extract of Curcuma longa containing bisacurone (100 mL per a day; 12 weeks) Oral ingestion of the test product not containing curcumin and water extract of Curcuma longa containing bisacurone (100 mL per a day; 12 weeks) CONDITION: N/A PRIMARY OUTCOME: [1]Aspartate aminotransferase (AST) at 0, 4, 8, 12 weeks in the intervention and 4 weeks after the intervention.; [2]Alanine aminotransferase (ALT) at 0, 4, 8, 12 weeks in the intervention and 4 weeks after the intervention. SECONDARY OUTCOME: [1]Gammma glutamyltransferase (Gammma‐GTP) at 0, 4, 8, 12 weeks in the intervention and 4 weeks after the intervention.; [2]Questionnaire survey (POMS‐Brief) at 0, 4, 8, 12 weeks in the intervention and 4 weeks after the intervention. INCLUSION CRITERIA: (1) Males and females from 20 to 64 years of age (2) Participants whose BMI are >=24 and <30 based on the results of preliminary examination (3) Participants whose ALT and AST levels are <51 U/L based on the results of preliminary examination (4) ALT levels were top 64 out of the participants applying to the criteria (1) ‐ (3)