Probiotics have become one of the most talked-about health supplements in recent years. But what exactly do they do—and are ...

Fermented foods such as sauerkraut, kimchi, kefir, yogurt, and miso differ in texture, taste, base ingredients, and probiotic ...

Since I’m a dietitian, it shouldn't come as a surprise that I love yogurt. Yogurt is a nutrient-dense spoonful of ...

A “digital gut” predicted which probiotics and high‑fiber diets would take hold in people's guts and produce healthier outcomes.

The skin microbiome is made up of trillions of microorganisms like bacteria, fungi and viruses. While most of these microorganisms are harmless, an imbalanced microbiome can lead to the growth of bad ...

For many years, doctors have recommended probiotics to some patients. But recent research has made some gut experts change their mind about the benefits of probiotic use. One gastroenterologist said ...

Live bacteria from the digestive system can travel directly into the brain when the intestinal barrier is weakened. This ...

A column on probiotics brought this response from Don S. in Arizona: “One of my docs thinks supplements are important, the other thinks they are worthless. A continuing mystery until I read your quiz.