Despite the growing interest in biorenewable energy at society, policy, and industry level, many people still know very little about alternatives to fossil fuels, particularly biofuels. This perspective assesses and discusses the needs of citizens and future consumers for more information on biofuels. Using empirical data collected from a sample (n = 260) of fuel consumers in Flanders, Belgium, this perspective first demonstrates that information insufficiency (the gap between consumers' need for information and their perceived knowledge) is a good predictor of information-seeking behavior, specifically in the case of biofuels. Secondly, it shows that women, older, and less educated people report higher levels of information insufficiency. [...]