Zhao H, Wu J, Wang N, Grether-Beck S, Krutmann J, Wei L: Oral Pycnogenol® intake benefits the skin in urban Chinese outdoor workers: A randomized, placebo-controlled, double blind, and crossover intervention study. Skin Pharmacol Physiol 34: 135-145, 2021. doi: 10.1159/000514323

• CATEGORY 2021 , FF2 , FF2 2021 , Krutmann , Krutmann 2021
• TAGS