Verification of the Effects of Continuous Food Intake on Hair Growth

Verification of the Effects of Continuous Food Intake on Hair Growth - Verification of the Effects of Continuous Food Intake on Hair Growth

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060110

Enrollment

Registered

2025-12-22

Start date

2026-01-10

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Healthy adult

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Subjects giving written informed consent (2) Subjects who consume gum for an average of one hour or more per day for over a year, or those who do not consume gum at all

Exclusion criteria

Exclusion criteria: (1) Those with hair-related symptoms such as thinning hair (including those without hair) (2) Those deemed unsuitable for participation in this trial by the principal investigator (3) Those using supplements, medications, or shampoos that may affect results, such as hair growth products (4) Those undergoing treatments that may affect results, such as hair growth treatments (5) Those planning to become pregnant or breastfeed during the trial period (6) Those experiencing excessive stress, or those with a family history of thinning hair within two degrees of kinship (7) Those who are otherwise deemed unsuitable as subjects by the test administrator

Design outcomes

Primary

Measure	Time frame
phototrichogram	—

Countries

Japan

Contacts

Public ContactKazuto Okabayashi

Lotte Co., Ltd. Research and Development Center, Kamukoto Research Department

okabayashi_kazuto@lotte.co.jp048-837-0744

Outcome results