None (Healthy adults)
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1)Men and women aged from 45 to 64 2)Subjects whose primary language is Japanese 3)Subjects with self-awareness of forgetfulness, especially who often forget the name of people, or objects 4)Subjects who often carelessly make mistakes in daily life 5)Subjects with inferior scores of primary outcome
Exclusion criteria
Exclusion criteria: 1)Subjects who have difficulties in recognition of colors 2)Subjects whose visual or hearing acuity is too low to perform tests, or who have been diagnosed as amblyopia, blindness, or deafness 3)Subjects whose score of the HDS-R is less than 20 4)Subjects who have anamnesis of cranial nerve disease 5)Subjects who have depressive symptoms, or who have been diagnosed as depressive disorder 6)Subjects who are being treated with hormone, or who have been diagnosed as menopausal symptoms 7)Subjects who sometimes have irregular lifestyles during the study 8)Heavy drinkers 9)Smokers or subjects who started smoking cessation within 12 months 10)Subjects who have taken the similar cognitive function tests within 12 months 11)Subjects who are being treated for cognitive functions, or who are prescribed drugs associated with cognitive functions 12)Subjects who regularly take drugs or health foods which may affect cognitive functions more than once a week 13)Subjects who regularly take foods similar to test foods more than once a week 14)Subjects who regularly take energy drinks more than once a week 15)Subjects who have done blood transfusion or blood donation within 3 months 16)Subjects who have participated in other clinical studies within 1 month, or who are planning to participate in other clinical studies during this study 17)Subjects who have diseases requiring regular administration, or who have severe diseases 18)Subjects who are judged as unsuitable by doctor for laboratory value, anthropometric measurements, or physical examination value 19)Subjects who may have physical deconditioning due to test foods 20)Subjects who are, or are planning to be pregnant or breastfeeding during study 21)Subjects who are judged as unsuitable due to lifestyle questionnaire 22)Subjects who and whose family work in a company developing functional foods 23)Subjects who are judged as unsuitable by doctor for other reasons
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Tests for memory functions | — |
Secondary
| Measure | Time frame |
|---|---|
| Tests for memory functions Tests for attention functions Tests for executive functions Tests for mental status Questionnaires | — |
Countries
Japan
Contacts
TTC Co.,Ltd. Clinical Research Planning Department