Function of Beauty

Hair thickness refers to the width of each strand:<ul><li>Fine: Thinner than a sewing thread; barely felt between fingers.</li><li>Medium: About the thickness of a sewing thread; noticeable between fingers.</li><li>Coarse: Thicker than a sewing thread; strong and easily felt between fingers.</li></ul>

Hair thickness refers to the width of each strand:

What is my hair thickness?

Haircare

What is the You x Function Contract?

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Most Frequently Asked Questions

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How do I reorder a past purchase?

Your Account

How do I update my address on my Function of Beauty order?

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I’m having problems tracking my Function of Beauty order?

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Shipping & Returns

What is Function With Benefits?

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Function With Benefits

Are Function of Beauty products safe and natural?

Do your products contain silicones?

Are Function of Beauty boxes recyclable?

Do all orders come with pumps?

What are your bottles and caps made of?

What if I’m allergic to a specific ingredient?

Pregnancy Safety

Are your products safe to use on children?

Are your products safe to use on keratin-treated or color-treated hair?

Ingredients and Sustainability

What’s My Hair Type?

Do you have products for oil control?

What are hair goals and how do they work?

Do you offer silicone-free products?

What is my scalp moisture?

What do the fragrances smell like?

How do I get my SOS Custom Repair Leave-In Treatment airless pump to work?

Pumps

How do you shop by hair type?

What colors are available?

Can I determine my scalp moisture from my hair type?

Does Shampoo Expire?

Do these products work for hair extensions?

How do I determine my damage level?

What is my skin moisture level?

What body products do you offer?

Bodycare

How does the Function of Beauty haircare line at Target, Walmart, or Amazon work?

Can I mix and match Function of Beauty products from different stores?

Function of Beauty in Stores

Reviews for Straight Hair

Reviews for Wavy Hair

Reviews for Curly Hair

Reviews for Coily Hair

Customer Reviews by Hair Type

How do I earn coins in TYB to redeem?

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How do I join the loyalty program?

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Function of Beauty TYB Loyalty Program

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Can I cancel an order I was just charged for?

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What if I am not happy with my customized formula?

Function of Beauty Subscriptions

What is my hair thickness?Updated 4 months ago