Ultrasound to reveal if cosmetic creams can melt away foot calluses and corns
NCT ID NCT07765225
First seen Aug 14, 2026 · Last updated Aug 14, 2026
Summary
This study tests whether a cosmetic serum and cream containing urea, salicylic acid, and collagen can reduce the thickness and pain of foot calluses and corns. Adult women with a single callus or corn will apply the treatment twice daily for two months. High-frequency ultrasound is used to precisely measure changes in lesion thickness before and after treatment, comparing treated and untreated groups.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- A topical cosmetic serum and cream containing urea, salicylic acid, and collagen, applied twice daily for two months.
- What this could lead to
- If effective, this cosmetic treatment could offer a non-invasive way to reduce the thickness and pain of foot calluses and corns, potentially improving comfort and foot health.
- What could go wrong
- This is a small, non-randomized study, so results may not be conclusive. The treatment is cosmetic, not medicinal, and may not work for everyone. There is a risk of skin irritation from the active ingredients.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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124 people
The number who actually took part.
- Started
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Feb 2020
- Finished
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May 2026
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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35 to 65 years
- Sex
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Female participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adult women aged 35-65 years. * Presence of a single non-infectious hyperkeratotic foot lesion classified as either a callus or a corn. * Written informed consent provided prior to study initiation. Exclusion Criteria: * Known allergy or hypersensitivity to salicylic acid, salicylates, or other formulation ingredients. * Active dermatological conditions, skin diseases, or epidermal fissures on the lower extremities. * Diabetes mellitus. * Active cardiovascular disorders or local inflammatory conditions.
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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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OSTEON Clinic
Swidnica, Poland
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Other studies related to the condition(s) this trial covers.