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Skin type: Oily skin often breaks out more and takes longer to bounce back

Biomaterials 218 , 119342 (2019)

With regular use, skin looks firmer, smoother, and more elastic, with fewer fine lines and less crepey texture

*Correspondence: Yulong Yin, [email protected] Deng, [email protected] These authors have contributed equally to this work This article was submitted to Microorganisms in Vertebrate Digestive Systems, a section of the journal Frontiers in Microbiology Disclaimer All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers