Safety and Clinical Efficacy of Kūlaris, an Herbal Supplement for Mild to Severe Acne Vulgaris: A 12-Week Randomized, Double-Blind, Placebo-Controlled Study
September 2025
in “
Clinical Cosmetic and Investigational Dermatology
”
Studysummary In this randomized, placebo-controlled study, Kūlaris supplementation significantly improved quality of life for participants with mild-to-severe acne over 12 weeks, though no significant changes in general skin health measures were observed compared to placebo.
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