Actress and all-around Hollywood royaltyCatherine Zeta-Jonesis our forever beauty icon.

In a think-piece forThe Times, she wrote about Old Hollywood’s influence on her beauty looks.

Hydration is a big part ofCatherine Zeta-Jones' beauty routine.

Catherine Zeta-Jones posing on the red carpet

But don’t let the price tag on some of these fool you.

The “Chicago” star’s beauty routine is a mix of DIY and store-bought products.

It exfoliates your skin, reduces acne, and locks in moisture, as reported byPure Wow.

Catherine Zeta-Jones posing on Golden Globes red carpet

Zeta-Jones is also big on usingessential oils, and often combines them (viaWomen’s Health).

For gorgeous hair, she turns to a surprising beauty hack.

“I do condition my hair with honey and beer,” she revealed (via Daily Mail).

This is one of the oldest hair tricks in Hollywood.

PerStyleCaster,Bella Thorneuses beer as a hair lightener.

Even legendsAudrey HepburnandMarilyn Monroewere rumored to use this hack (viaNY Post).