NCT07156071

12-Week Study on the Efficacy of Two Serums in Improving Skin Aging and Tone

12-Week Serum Efficacy Study

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 120 (actual)
• Sponsor: ChinaNorm · Industry
• Sex: Female
• Age: 18 Years – 45 Years
• Healthy volunteers: Accepted

Summary

This study aims to evaluate the anti-aging and skin tone improvement effects of two facial serums over a 12-week period. It was conducted at a single research center with a 2-week washout period followed by full-face application of the test products for 12 weeks. A total of at least 120 healthy Chinese female participants aged 18 to 45 were enrolled and divided into two treatment groups:Each group included both early aging (18-29 years) and mature aging (30-45 years) subgroups, with at least 30 participants in each subgroup.

Conditions

• Facial Skin Aging and Dullness

Interventions

Type	Name	Description
OTHER	Serum 1	Applied topically on the full face in the morning and evening for 12 weeks during the treatment period. Used by participants in the Serum 1 group.
OTHER	Serum 2	Applied topically on the full face in the morning and evening for 12 weeks during the treatment period. Used by participants in the Serum 2 group.

Timeline

• Start date: 2023-11-18
• Primary completion: 2024-03-01
• Completion: 2024-03-22
• First posted: 2025-09-04
• Last updated: 2025-09-08

Locations

1 site across 1 country: China