Probiotics are microbes that are beneficial to human health, (even sometimes even if they are no longer living), when consumed.  They are found in the fermented foods that we are talking about here, and also in dried food supplement or capsule form. They are often...

The Hadza tribe of hunter-gatherers in Tanzania have the most diverse microbiota in the world today. Their ancient and largely unaltered diet comprises a huge range of foraged plant-based foods, with occasional helpings meat.  They regularly eat over 30 different types of plant each week,...

A study of European diets in 2018 found that the average British diet contained more ultra-processed food than any other, accounting for over 50% of consumed calories.  At the other end of the scale, only 10% of Portugal’s and 14% of Italy’s diet come from ultra-processed...