01 / DESIGN
What was studied?
A small blinded study combined oral group allocation with topical treatment on facial sides and repeated color measurements.
02 / FINDINGS
What did the researchers report?
The reported combination changed selected pigmentation indices relative to comparison conditions over eight weeks.
03 / LIMITS
How should it be interpreted?
The sample was small, the endpoints were instrumental and follow-up was short. Results do not establish long-term safety, general cosmetic efficacy or equivalence of different formulations.
Voltera Peptide editorial reading note. Based on the linked source record. Methods and corrections.