Probiotics — the beneficial bacteria and yeast that live in your gut — do more than just support digestion. Per Tara Gidus Collingwood, a Florida-based registered dietitian, they help the body fend off disease-causing bacteria and infections like yeast overgrowth, and the NIH notes they may also help with issues like inflammatory bowel disease, high cholesterol, and obesity. While supplements are an option, fermented foods are a natural source too — though it's worth noting heat can kill off probiotics, so some canned foods may not actually deliver the benefit. The piece rounds up tasty, easy ways to get more probiotics in your diet, starting with kefir.

Probiotics still trending, read more about it here!