From Lily Collins to Lana Condor.

The beauty evolution of the 'Divergent' star.

How she gets her dry skin hydrated and glowy.

The beauty evolution of the Goop founder and 'Iron Man' star.

The beauty evolution of the model and social media star.

How she keeps her dry, acne-prone skin clear and hydrated.

The beauty evolution of the Disney Channel star.

Everything she does to keep her dry skin dewy.

The stars of their skincare routines.

The beauty evolution of the 'Hunger Games' star.

What it takes to go makeup-free.

Yara Shahidi, Zendaya and more.

The makeup mogul has shifted her focus to skincare.

The beauty evolution of the Victoria's Secret Angel.

Her holistic approach to beauty and wellness.

The beauty evolution of the 'Devil Wears Prada' star.

The beauty evolution of the model and 'Lip Sync Battle' star.

Her glowing skin starts from within.

The beauty evolution of the pop star and 'American Idol' judge.

The beauty evolution of the 'Modern Family' star.

What it takes for that Instagram glow.

The beauty evolution of the 'Captain Marvel' star.

How she keeps her skin calm and clear.

The beauty evolution of the 'Lost in Translation' star.