Every year, we shine a light on 18 distinguished and powerful women in the Great Women Of Our Time Awards.

Nope, this isn’t a story about going makeup free or some new Goop-y, all-natural skincare craze.

The key to healthier, younger-looking skin is within you.

It’s the protective layer of good bacteria that keeps you healthy and radiant. Here’s how to make it stronger.

Plus five other moves that bolster your good bacteria – and make you happier and healthier.