Can a shampoo stop hair loss? new study says maybe
NCT ID NCT07433933
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a special shampoo for people with hair loss from telogen effluvium or early male/female pattern baldness. 40 adults used the shampoo for 3 months. The goal was to see if it improved hair length and thickness. The study is now complete.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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40 people
The number who actually took part.
- Started
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May 2025
- Finished
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Oct 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Clinic database
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Sex: Both (50% women; 50% men). * Age: 18-65 years. * Subjects with hair loss due to telogen effluvium or mild or incipient androgenic alopecia, in an 80/20 ratio. * Degree of androgenic alopecia: Ludwig scale score I-II for women and Hamilton-Norwood scale score III-II for men. * Telogen effluvium: Combing test. * Subjects with all hair types (oily, combination, sensitive, etc.). * Subjects with all scalp types (normal, sensitive, etc.). * Agree to participate voluntarily in the study and provide written informed consent. * Adequate level of understanding of the clinical study. * Good health (physical and mental). * Availability to attend visits to the research centres. * No application of any product to the experimental area on the first day of the trial. Exclusion Criteria: * Individuals under 18 years of age. * Pregnant or breastfeeding women. * Injuries or infection in the test area. * History of allergies to cosmetic products. * Known allergies to product components. * Sensitivity to any product component. * Patients who have undergone recent surgery or treatments in the study area. * Cancer patients. * Volunteers currently taking antibiotics, antihistamines, corticosteroids, beta-blockers, retinoids, azelaic acid, or acne therapies, or whose treatment ended within 15 days prior to the start of the study. Participation in another clinical study. * Use of or having used cosmetic products and/or oral or topical treatments for hair loss for at least 6 months. * Hair cutting or dyeing during the study. * Health problems, to be assessed by the specialist, that may compromise adherence to the study protocol.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Centro Médico Complutense Grupo Virtus
Alcalá de Henares, Madrid, 28805, Spain
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can light boost PRP's power against hair loss?