Here, we announce the selection of five Editor’s Choice Papers, published in Fermentation (ISSN: 2311-5637, latest Impact Factor 3.3, CiteScore 3.8). All of these papers have been selected from Volume 9 (2023) by the Editor-in-Chief and Editorial Board Members and have been well received by researchers. It is therefore believed that they will arouse the interest of readers and provide opportunities for follow-up research.

1. “Effect of Lactobacillus plantarum Inoculation on Chemical Composition, Fermentation, and Bacterial Community Composition of Ensiled Sweet Corn Whole Plant or Stover”
by Ma Zhi-Yuan, Emilio Ungerfeld, Zhu Ouyang, Zhou Xiao-Ling, Han Xue-Feng, Zeng Yan-Qin and Tan Zhi-Liang
Fermentation 2022, 8(1), 24; https://doi.org/10.3390/fermentation8010024
Available online: https://www.mdpi.com/2311-5637/8/1/24

2. “Single Cell Protein Production through Multi Food-Waste Substrate Fermentation”
by Alessia Tropea, Antonio Ferracane, Ambrogina Albergamo, Angela Giorgia Potortì, Vincenzo Lo Turco and Giuseppa Di Bella
Fermentation 2022, 8(3), 91; https://doi.org/10.3390/fermentation8030091
Available online: https://www.mdpi.com/2311-5637/8/3/91

3. “Sustainable and Eco-Friendly Conversions of Olive Mill Wastewater-Based Media by Pleurotus pulmonarius Cultures”
by Ilias Diamantis, Eirini-Maria Melanouri, Marianna Dedousi, Ioanna Panagopoulou, Seraphim Papanikolaou, Nikolaos G. Stoforos and Panagiota Diamantopoulou
Fermentation 2022, 8(3), 129; https://doi.org/10.3390/fermentation8030129
Available online: https://www.mdpi.com/2311-5637/8/3/129

4. “Towards a Complete Exploitation of Brewers’ Spent Grain from a Circular Economy Perspective”
by Chiara Allegretti, Emanuela Bellinetto, Paola D’Arrigo, Gianmarco Griffini, Stefano Marzorati, Letizia Anna Maria Rossato, Eleonora Ruffini, Luca Schiavi, Stefano Serra, Alberto Strini et al.
Fermentation 2022, 8(4), 151; https://doi.org/10.3390/fermentation8040151
Available online: https://www.mdpi.com/2311-5637/8/4/151

5. “Designing a Waste-Based Culture Medium for the Production of Plant Growth Promoting Microorganisms Based on Cladodes Juice from Opuntia ficus-indica Pruning”
by Rosaria Alessandra Magarelli, Mario Trupo, Alfredo Ambrico, Vincenzo Larocca, Maria Martino, Salvatore Palazzo, Roberto Balducchi, Vesa Joutsjoki, Anne Pihlanto and Annamaria Bevivino
Fermentation 2022, 8(5), 225; https://doi.org/10.3390/fermentation8050225
Available online: https://www.mdpi.com/2311-5637/8/5/225

6. “Evaluation of Different Brown Seaweeds as Feed and Feed Additives Regarding Rumen Fermentation and Methane Mitigation”
by Eslam Ahmed, Belgutei Batbekh, Naoki Fukuma, Masaaki Hanada and Takehiro Nishida
Fermentation 2022, 8(10), 504; https://doi.org/10.3390/fermentation8100504
Available online: https://www.mdpi.com/2311-5637/8/10/504