The book is part of the "Microbiome Medicine Library" series and is widely available in several formats:

: While the general link between diet and the microbiome is supported by research, Medical News Today notes that this specific program has not been explicitly proven in clinical studies to treat medical conditions.

: Available at retailers like Target and Barnes & Noble for approximately $17.44 – $17.99 .

: An unabridged version narrated by Tom Perkins is available on Kobo for $15.99 .