New serum shows promise for fading dark spots safely

NCT ID NCT05998200

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study tested whether a serum with low-dose alpha hydroxy acids (AHAs) and polyglutamate acid is safe for people with dark spots left after skin inflammation (post-inflammatory hyperpigmentation). 34 Malaysian adults used the serum for 8 weeks, with skin checks at the start, week 4, and week 8. The main goal was to see if any side effects occurred, and researchers also measured skin moisture and spot changes.

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Conditions

The condition(s) this trial relates to.

Hyperpigmentation

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Ungku Shahrin Medical Aesthetic Research & Innovation (USMARI) Centre

    Petaling Jaya, Selangor, 47810, Malaysia