When using the Virtual Metabolic Human and its resources, the please cite:

Noronha et al., "The Virtual Metabolic Human database: integrating human and gut microbiome metabolism with nutrition and disease", Nucleic Acids Research, Volume 47, Issue D1, Pages D614-D624 (2019); https://academic.oup.com/nar/advance-article/doi/10.1093/nar/gky992/5146204