Sauerkraut, sourdough, beer...and chocolate? They're all fermented foods that rely on microbes of various types to transform the flavor of their raw ingredients into something totally different.
Probiotics sold in tablets or capsules don't need to be refrigerated to work.
While the probiotics found in fermented foods might have health benefits for most, these foods could cause serious harm to the health of others.
There's more to fermented foods than a good meal. Scientists are learning just how such foods encourage the growth of probiotics and how this keeps people healthy.
Shoppers have had it with supermarket science and instead are embracing more holistic styles of eating.