We Saved the Best for Last

25% Off Sitewide,
Plus Free Comb

Yep, you read that right. Stock up on your
favorite custom products with 25% off.

*Offer applied at checkout.

Build My Routine

HOW WE FUNCTION

Your hair.
Your goals.
Your formula.

Customize My Formula

cruelty - free

sulfate - free

paraben-free

100% Vegan

Dermatologist Tested

HOW IT WORKS

Two Steps to
Custom Haircare

  1. You take a quick, two-minute quiz about your hair history, goals, and preferences.
  2. We formulate made-to-order, tailored haircare, prioritizing naturally-derived ingredients, and ship it to you.

Take the Quiz
Discover Our Products
Custom Shampoo

Haircare

Custom Shampoo

Starting at $21.00
Custom Conditioner

Haircare

Custom Conditioner

Starting at $21.00
Custom Hair Mask

Haircare

Custom Hair Mask

Starting at $24.00
Custom Leave-in Conditioner

Haircare

Custom Leave-in Conditioner

Starting at $24.00
Custom Hair Serum

Haircare

Custom Hair Serum

Starting at $29.00
Custom Co-Wash

Haircare

Custom Co-Wash

Starting at $20.00
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Real People, Mane Moments

HOW YOU FUNCTION

@lorenasad

“Custom haircare is definitely the way to go!”

Loren

@kristina.manners

"Wash days are easier, faster, and more enjoyable!"

Kristina

@diaryoftroubledskin

“The results are worth it every time I do this routine.”

Melodie

Clean. Vegan. Cruelty-Free.

The Function Standard

With Function of Beauty, you are guaranteed a highly efficacious formula with no compromises. Always clean, vegan, and cruelty-free, our formulas focus on naturally-derived ingredients and powerful science to meet high-quality and testing standards.

Learn More

Browse by Category

FIND MYFORMULA

Haircare

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FIND MYFORMULA

Skincare

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FIND MYFORMULA

Bodycare

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Still Unsure?

Don’t stress. We've paved our quiz like a yellow brick road. Just a two-minute detour from your day, and spoiler: there's no Wicked Witch at the end, just perfect hair days.

CUSTOMIZE MYformula