Introduction: This study examined the information on websites, blogs and forums in on-line comments about homemade non-and low-alcoholic fermented beverages (NAFB and LAFB), and evaluated the main concerns and motivations of people interested in these beverages. Material and methods: This descriptive study assessed the information from 2.349 on-line comments of 20 websites, blogs and forums related to homemade NAFB and LAFB using a content analysis design. Results: From the analysis of the on-line comments, 11 themes of concern of the visitors emerged. The systematic evaluation of the on-line comments as theme categories presented four prominent threads, which are (i) health and preventive nutrition, (ii) ethical and cultural concerns, (iii) homemade food, (iv) web as a promotion tool. Conclusions: Web provides a digital space for exchanging information and educating people in home fermentation of NAFB and LAFB. Home fermenters interested in the preparation and consumption of NAFB and LAFB is a particular group of people with similar themes of concern and motivations.