Clinical effect of long-time intake of beauty foods in preventing ultraviolet(UV)-induced erythema formation in Japanese subjects -Placebo controlled double-blind trial-

Clinical effect of long-time intake of beauty foods in preventing ultraviolet(UV)-induced erythema formation in Japanese subjects -Placebo controlled double-blind trial- - Clinical effect of long-time intake of beauty foods in preventing ultraviolet(UV)-induced erythema formation in Japanese subjects

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000022059

Enrollment

Registered

2016-04-25

Start date

2016-05-30

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 subjects

Interventions

Beauty foods (once a day for 6 weeks) Placebo (once a day for 6 weeks)

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1)Subjects giving written informed consent 2) Healthy women whose age 30 to 49 years old, who were conscious of skin dryness. 3)Subjects whose skin will sunburn (from erythema) easily and develop a tan by UV irradiation

Exclusion criteria

Exclusion criteria: 1)Subjects with history of photo sensitivity 2)Subjects who have chronic diseases and administer treatments and medications 3)Subjects with apparent pigmentation, inflammation, and other diseases in the test area 4)Subjects who have milk or gelatin allergy 5)Subjects who have lactose intolerance 6)Subjects who habitually consume yogurt or fermented milk drink more than 2 times a week 7)Subjects who drink more than 200 mL of milk daily 8)Subjects who use pharmaceuticals, quasi-drugs, dietary supplement effective in the treatment of UV-induced skin pigmentation, rough skin, and arthralgia 9)Subjects who use anti-inflammatory drugs more than once a month 10)Subjects who have excessive sunburn in 2 months 11)Subjects who participated in other clinical trials within a month or plan to participate other clinical trials during this study period 12)Subjects who is in pregnancy, or plan to get pregnant during this study period 13)Subjects who is breast-feeding 14)Subjects who are judged as unsuitable for the study by the investigator for other reason

Design outcomes

Primary

Measure	Time frame
1)MED(minimal erythema dose) at 0, 5 weeks after the intake 2)Degree of erythema 1 day after 1.5 MED UV irradiation at 0, 5 weeks after the intake	—

Secondary

Measure	Time frame
Degree of melanin formation induced by 1.5 MED UV irradiation at 0, 5 weeks after the intake	—

Countries

Japan

Contacts

Public ContactTomoyuki Fukasawa

Meiji Co., Ltd. Food Science Research Laboratories, R&D Division

tomoyuki.fukasawa@meiji.com0465-37-3652

Outcome results

None listed

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