What doKim Kardashian,Drew Barrymore, andJennifer Lopezhave in common?

They all use Olaplex.

Olaplex is a brand of hair care products, ranging from shampoos to styling serums.

woman holding Olaplex No. 3

Besides its loyal celebrity following, hairstylists also rave about the brand.

These miracle-in-a-bottle results are most commonly associated with the brand’s No.

3 Hair Perfector, a treatment so popular that one sells every 3.5 seconds (perOlaplex).

woman applying hair treatment

However, one common mistake might prevent the holy grail hair product from working its magic.

Leave Olaplex in longer for best results

If you check yourOlaplex No.

However, if you wash it out this soon, you might not get the product’s full benefits.

smiling woman in towel

We’ve seen great results from people who leave it on 30 to 90 minutes!"

Tracey Cunningham, a celebrity hairstylist, also recommends using No.

3 for far more than 10 minutes.

He toldCosmopolitan, “Generally, for any treatment, the time on the bottle is the optimum time.

Once the hair has started to dry, the product will not work any further.”

Can you leave Olaplex on your hair overnight?

However, we have received great feedback from people who have used it this way."

Some of that feedback comes from the likes of Kim Kardashian.

During a live beauty event, Kardashiantold the crowd, “I like to do a treatment called Olaplex.

When your hair is really damaged, if you sleep in that, it really works.

I notice a huge difference!”

Aura Friedman, a colorist at Sally Hershberger, also recommended this method toThe Cut.

3, then blow-dry your hair as you would with aleave-in conditioner.

Then, wash it out during your next shower.