Skip to content

Effects of consumption of the fatty acid on nasal and eye allergic reactions in healthy Japanese

Effects of consumption of the fatty acid on nasal and eye allergic reactions in healthy Japanese: a randomized, placebo-controlled, double-blind, parallel-group comparison study - Effects of consumption of the fatty acid on nasal and eye allergic reactions in healthy Japanese

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000052624
Enrollment
60
Registered
2023-10-26
Start date
2023-10-26
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Japanese

Interventions

Test food: fatty acid oil Duration: 15 weeks Test food: placebo fatty acid oil Duration: 15 weeks

Sponsors

ORTHOMEDICO Inc.
Lead Sponsor
Medical Corporation Seishinkai, Takara Clinic Nerima Medical Association, Minami-machi Clinic
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Japanese 2. Men or women 3. Adults 4. Healthy individuals 5. Individuals who have discomfort in the nose and eyes by pollen for the past two years 6. Individuals who do not use antiallergic drugs (except for who sometimes use them for discomfort in the nose and eyes by pollen)

Exclusion criteria

Exclusion criteria: Individuals who 1. are undergoing medical treatment or have a medical history of malignant tumor, heart failure, and myocardial infarction 2. have a pacemaker or an implantable cardioverter defibrillator (ICD) 3. are currently undergoing treatment for cardiac arrhythmia, liver disorder, chronic kidney disease, cerebrovascular disorder, rheumatic disease, diabetes mellitus, dyslipidemia, hypertension, or any other chronic diseases 4. take "Foods for Specified Health Uses," "Foods with Functional Claims," or other functional food/beverage at least four times a week 5. take functional food/beverage which may affect allergic reactions, such as beta-carotene, methylated catechins, lactic acid bacteria, bifidobacteria, rosmarinic acid, acetic acid bacteria, soy fermented polysaccharides, caffeic acid, luteolin, quercetin, hesperidin, or nobiletin at least four times a week 6. usually drink to excess (average of more than about 20 g/day as pure alcohol intake) {500 mL: a medium bottle of beer or about 1.5 cans of canned chu-hi, 180 mL: 1 go of sake or about 1.5 glasses of wine, 90 mL: half-go with shochu, 60 mL: a glass of whiskey brandy (double)} 7. are taking medications (including herbal medicines) and supplements 8. require to consecutively use medications which may affect nasal and eye allergic symptoms (antiallergic drugs, antihistamines, steroids, vasoconstrictors, antihypertensives, etc.) during this study 9. are allergic to medications and/or the test-food-related products (particularly gelatin) 10. have a nasal irrigation habit 11. do not go out more than once a week 12. cannot visit to the clinic at 12w and 15w 13. are pregnant, lactating, or planning to become pregnant during this study 14. have been enrolled in other clinical studies within the last 28 days before the agreement to participate in this study or plan to participate another study during this study 15. are judged as ineligible to participate in this study by the physician

Design outcomes

Primary

MeasureTime frame
Evaluation of allergic reaction of eyes and nose

Countries

Japan

Contacts

Public ContactNaoko Suzuki

ORTHOMEDICO Inc. R&D Department

nao@orthomedico.jp03-3818-0610

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026