NIPH Clinical Trials Search

Evaluation of usefulness of food containing amino acids on hair and scalp

Basic Information

Recruitment status	Pending
Health condition(s) or Problem(s) studied	healthy adults
Date of first enrollment	2022/02/09
Target sample size	70
Countries of recruitment	Japan
Study type	Interventional
Intervention(s)	Intake of food (active) once a day for 24 weeks Intake of food (placebo) once a day for 24 weeks

Outcome(s)

Primary Outcome	the number of hair loss (24 weeks) moisture content of the scalp (24 weeks)
Secondary Outcome	the number of hair loss (12 weeks) moisture content of the scalp (12 weeks) the number of hair, hair diameters, the situation of the whole hair, amount of sebum in the scalp, blood flow in the scalp, subjective symptoms (during that period)

Key inclusion & exclusion criteria

Age minimum	20years-old
Age maximum	64years-old
Gender	Male
Include criteria
Exclude criteria	1) subjects with skin diseases in their scalp 2) subjects who have been diagnosed with alopecia before 3) subjects who are going to the hospital and receiving treatment for diseases 4) subjects using medicines, supplements, or health foods 5) subjects using supplements containing amino acids 6) subjects who participate in other clinical trials, who have participated in other tests within one month of obtaining consent, who plan to participate in other trials during this trial 7) subjects have a lot of gray hair with undyed hair, those whose hair color has changed due to decoloration