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A 4-week Study Investigating Two Targeted Brightening Serum (A and B) Versus 4% Hydroquinone in Women With Mild to Severe Full-face Hyperpigmentation

NCT07644871 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 18

Last updated 2026-06-12

No results posted yet for this study

Summary

This a short four-week pilot study to measure the efficacy and tolerance of two brightening serums (cosmetics) versus 4% hydroquinone. The study was conducted in two sites across the USA, one in PA and in one in CA. The goal was to run the pilot study in the summer to understand the role of these two potential brightening serums in helping the appearance of skin tone evenness.

Conditions

  • Hyperpigmentation
  • Melasma
  • Dark Spots

Interventions

OTHER

Facial Cleanser

Gentle Foaming Cleanser to wash the face two times a day (am/pm)

OTHER

Facial Moisturizer

Basic Moisturizer applied in the evening after the treatment (brightening serum a, or b or the 4% HQ).

OTHER

Sunscreen SPF 55

Neutrogena Ultra Sheer Dry-Touch Sunscreen SPF 55 applied in the am as the last step

Sponsors & Collaborators

  • Revision Skincare

    lead INDUSTRY

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
20 Years
Max Age
60 Years
Sex
FEMALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2025-08-11
Primary Completion
2025-11-12
Completion
2025-11-12

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07644871 on ClinicalTrials.gov