UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000063617
Receipt number R000072769
Scientific Title A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition
Date of disclosure of the study information 2026/11/13
Last modified on 2026/11/13 08:23:41

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Basic information

Public title

A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition

Acronym

A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition

Scientific Title

A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition

Scientific Title:Acronym

A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition

Region

Japan


Condition

Condition

Healthy adult

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

A Study on the Effects of Food Consumption Following Skincare with Niacinamide-Containing Formulations on Facial Skin Condition

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

*RoboSkin Analyzer (pores, pigmentation, wrinkles, skin texture)
*Moisture Level
*Oil Level
*Log

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

Active

Stratification

YES

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

No need to know


Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Food Other

Interventions/Control_1

Test food
Test serum

Interventions/Control_2

No intake
Test serum

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

30 years-old <=

Age-upper limit

60 years-old >=

Gender

Male and Female

Key inclusion criteria

(1) Individuals who routinely perform post-cleansing skincare using basic skincare products (such as toner)
(2) Individuals with no abnormalities in their temporomandibular joints or teeth who are able to follow the prescribed diet as directed (3) Individuals who have received a thorough explanation of the purpose and content of this study, have fully understood the details, have volunteered to participate of their own free will, and have provided written consent to participate in this study

Key exclusion criteria

(1) Individuals with dental or oral surgical conditions-such as temporomandibular joint disorder, severe dental caries (cavities), or ill-fitting dentures-that would interfere with the consumption of the test food
(2) Individuals who cannot refrain from changing their current basic skincare products or adding new skincare products or beauty devices during the trial period
(3) Individuals with a history of allergies or hypersensitivity to the test formulation (e.g., niacinamide) or any ingredients in the designated test food
(4) Individuals who plan to undergo cosmetic medical procedures on the face (e.g., laser treatment, chemical peels) or engage in activities involving excessive sun exposure during the trial period
(5) Individuals who are pregnant, breastfeeding, or planning to become pregnant during the trial period
(6) Individuals with severe atopic dermatitis, acne vulgaris (acne), contact dermatitis, or other skin conditions on the face, or skin lesions that may affect the trial evaluation
(7) Individuals who currently use, or have used within the past two weeks, skincare products containing high concentrations of niacinamide on a daily basis
(8) Any other individuals deemed unsuitable as trial participants by the principal investigator

Target sample size

60


Research contact person

Name of lead principal investigator

1st name Kazuto
Middle name
Last name Okabayashi

Organization

Lotte Co., Ltd.

Division name

Central Laboratory, Kamukoto Research Department

Zip code

3368601

Address

1-1, Numakage-3chome, Minami-ku, Saitama

TEL

048-837-0744

Email

okabayashi_kazuto@lotte.co.jp


Public contact

Name of contact person

1st name Kazuto
Middle name
Last name Okabayashi

Organization

Lotte Co., Ltd.

Division name

Central Laboratory, Kamukoto Research Department

Zip code

3368601

Address

1-1, Numakage-3chome, Minami-ku, Saitama

TEL

048-837-0744

Homepage URL


Email

okabayashi_kazuto@lotte.co.jp


Sponsor or person

Institute

Lotte Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Lotte Co., Ltd.

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Shiba Palace Clinic

Address

6F DaiwaA Hamamatucho Bld., 1-9-10 Hamamatsucho, Minato-ku, Tokyo, 105-0013, Japan

Tel

03-5408-1590

Email

jimukyoku@mail.souken-r.com


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

Institutions



Other administrative information

Date of disclosure of the study information

2026 Year 11 Month 13 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2026 Year 10 Month 16 Day

Date of IRB

2026 Year 11 Month 12 Day

Anticipated trial start date

2026 Year 11 Month 13 Day

Last follow-up date

2027 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 11 Month 13 Day

Last modified on

2026 Year 11 Month 13 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000072769