| Recruitment status | Completed |
| Unique ID issued by UMIN | UMIN000028220 |
| Receipt No. | R000032302 |
| Official scientific title of the study | Exploratory test on oxidative stress in tears by intake of lutein coffee |
| Date of disclosure of the study information | 2017/07/13 |
| Last modified on | 2017/10/18 (Ver. 3) |
| Basic information | ||
| Official scientific title of the study | Exploratory test on oxidative stress in tears by intake of lutein coffee | |
| Title of the study (Brief title) | Exploratory test on oxidative stress in tears by intake of lutein coffee | |
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| Condition | ||
| Condition | Healthy Adults | |
| Classification by specialty |
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| Classification by malignancy | Others | |
| Genomic information | NO | |
| Objectives | |
| Narrative objectives1 | Measure changes in oxidative stress in tears by intake of lutein coffee. |
| Basic objectives2 | Efficacy |
| Basic objectives -Others | |
| Trial characteristics_1 | |
| Trial characteristics_2 | |
| Developmental phase | |
| Assessment | |
| Primary outcomes | 8-OHdG |
| Key secondary outcomes | Total protein, Schirmer Test, mucin |
| Base | |
| Study type | Interventional |
| Study design | |
| Basic design | Single arm |
| Randomization | Non-randomized |
| Randomization unit | |
| Blinding | Open -no one is blinded |
| Control | Uncontrolled |
| Stratification | |
| Dynamic allocation | |
| Institution consideration | |
| Blocking | |
| Concealment | |
| Intervention | ||
| No. of arms | 1 | |
| Purpose of intervention | Prevention | |
| Type of intervention |
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| Interventions/Control_1 | Intake of lutein coffee 3 cups a day for 8 consecutive weeks. | |
| Interventions/Control_2 | ||
| Interventions/Control_3 | ||
| Interventions/Control_4 | ||
| Interventions/Control_5 | ||
| Interventions/Control_6 | ||
| Interventions/Control_7 | ||
| Interventions/Control_8 | ||
| Interventions/Control_9 | ||
| Interventions/Control_10 | ||
| Eligibility | ||||
| Age-lower limit |
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| Age-upper limit |
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| Gender | Male and Female | |||
| Key inclusion criteria | 1.Persons who received a sufficient explanation of the purpose and contents of the exam, have the capacity to consent, applied with free will with sufficient understanding, and agreed to participate with a written document
2.Healthy Japanese who is 20 years old or more and under 70 years old |
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| Key exclusion criteria | 1.Persons who have chronic illness and are receiving medication
2.Persons who are allergic to the test food 3.Persons who have participated in other tests within the first month before the start of the test, or those who intend to participate in another exam after consenting to this exam 4.Persons who are pregnant, planning or hoping to be pregnant during the study period, breastfeeding 5.Persons who were judged as inappropriate for subjects by the principal investigator |
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| Target sample size | 20 | |||
| Research contact person | |
| Name of lead principal investigator | Hirohito Ishikawa |
| Organization | Healthcare Systems Co., Ltd. |
| Division name | Research and Development |
| Address | Nisshin Tatemono Shinbashi Bld. 7F, 4-6-15 Shinbashi, Minato-ku, Tokyo, JAPAN |
| TEL | 03-6809-2722 |
| ishikawa@hc-sys.jp | |
| Public contact | |
| Name of contact person | Hirohito Ishikawa |
| Organization | Healthcare Systems Co., Ltd. |
| Division name | Research and Development |
| Address | Nisshin Tatemono Shinbashi Bld. 7F, 4-6-15 Shinbashi, Minato-ku, Tokyo, JAPAN |
| TEL | 03-6809-2722 |
| Homepage URL | |
| ishikawa@hc-sys.jp | |
| Sponsor | |
| Institute | Healthcare Systems Co., Ltd. |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Menicon Nect Co., Ltd. |
| Organization | |
| Division | |
| Category of Funding Organization | Profit organization |
| Nationality of Funding Organization | |
| Other related organizations | |
| Co-sponsor | |
| Name of secondary funder(s) | |
| Secondary IDs | |
| Secondary IDs | NO |
| Study ID_1 | |
| Org. issuing International ID_1 | |
| Study ID_2 | |
| Org. issuing International ID_2 | |
| IND to MHLW | |
| Institutions | |
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| Date of disclosure of the study information |
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| Progress | |||||||
| Recruitment status | Completed | ||||||
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| Related information | |
| URL releasing protocol | |
| Publication of results | Unpublished |
| URL releasing results | |
| Results | |
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000032302 |