Already completed the quiz? Sign In

Custom Hair Serum

$31.00

A custom serum formulated with sunflower seed oil and jojoba oil that smooths frizz, enhances shine, and protects hair from heat. The lightweight formula is fit for all hair types.

Key Benefits

Significantly Reduces Frizz

After one application of your Custom Hair Serum you can expect frizz reduction by 70%.

Drastically Improves Shine

Our Custom Hair Serum Improves shine 26x more than compared with untreated hair.

Protects Hair from Heat

Protects all hair types from thermal damage up to 400°F, allowing you to style with confidence.

Fully Customizable

Made-to-order and formulated with your unique styling goals and hold level to easily achieve any style.

How to Use

Cleanse

Our Shampoo has a rich lather that gently cleanses the scalp while hydrating your strands. Hint: For curly and coily textures we suggest swapping in our Co-Wash every few washes for even more hydration.

Condition

Our Conditioner is your first defense against dry hair that's prone to breakage. But if you need an extra layer of protection, our Leave-In delivers hydration all day.

Treat

Twice a week we recommend swapping out your Conditioner for our Hair Mask and leave it on your hair for 5 to 10 minutes for a more intense treatment.

Prep

You can Function fearlessly thanks to our Hair Serum and Styling Primer, which protect your hair from heat while reducing frizz and increasing shine.

FAQs

What type of hair does this serum work for?

All types! Because we have formulated over 15 million uniquely customized products. That means this hair serum is custom made to fit your individual needs.

How do I create my Custom Hair Serum?

You can start by taking our Custom Hair Quiz!

If I have fine or thin hair, will this weigh it down?

No! We tailor your custom formula to your hair type to ensure it delivers shine, smoothness and heat protection to your hair, without weighing it down. Additionally, we recommend putting at the ends of your hair, not the roots.

Is this product silicone-free?

No, our Custom Hair Serum includes silicones and is designed to coat the surface of your hair to give shine and luster.

What are the benefits of subscribing?

Our subscription program, Function with Benefits, gives you perks like a welcome offer, members-only pricing, exclusive color and fragrance options, early access to deals, new product launches, and product testing!