Effects of continuous ingestion of dietary ingredients on the skin and blood vessels

Not Applicable

• Conditions: Healthy subjects

• Registration Number: JPRN-UMIN000052677
• Lead Sponsor: HUMA R&D CORP

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2023-11-02
• Study Completion: 2024-04-12
• Last Update Posted: 23 April 2024

Recruitment & Eligibility

• Status: Complete: follow-up continuing
• Sex: Female
• Target Recruitment: 120

Inclusion Criteria

Not provided

Exclusion Criteria

1.Subjects receiving medication or outpatient treatment for a serious disease. 2.Subjects receiving exercise or diet therapy under the supervision of a physician. 3.Subjects who maybe for allergic reactions to the material of the test food (dietary ingredient). 4.Subjects with current or previous history of drug dependence or alcohol dependence. 5.Subjects who are currently seeing a doctor for the treatment of a psychiatric disorder (e.g., depression) and/or sleep disorder (e.g., insomnia, sleep apnea syndrome) or have previous history of a psychiatric disorder. 6.Subjects with symptoms of serious skin diseases such as atopic dermatitis. 7.Night or shift workers with extremely irregular life patterns. 8.Subjects doing physical work for 10 hours or more per week. 9.Subjects whose eating, sleeping, and other habits are extremely irregular. 10.Subjects who are having a very unbalanced diet. 11.Subjects doing exercise to maintain or improve strength for 30 minutes or more twice a week. 12.Subjects whose body weight increased or decreased by 5 kg or more in the last 2 months. 13.Subjects with current or previous history of a brain disease, malignancy, immunological disease, diabetes mellitus, hepatic disease (hepatitis), renal disease, cardiac disease, thyroid disease, adrenal disease, metabolic disease, or other serious diseases. 14.Subjects who take products that impact antioxidant capacity such as health foods, supplements, and drugs (e.g., vitamins E and C, astaxanthin, beta-carotene, sesamin) three or more days a week. 15.Subjects who take edible oils intended to maintain and improve health (e.g., MCT, flaxseed oil, perilla oil, EPA, DHA, olive oil) three or more days a week. 16.Subjects who are unable to stop intentional exposure to direct sunlight such as tanning. 17.Subjects who routinely care for their skin using methods for cosmetic purposes such as facial equipment and esthetic salon treatments.

Study & Design

• Study Type: Interventional
• Study Design: Not specified