Function of Beauty Customer Reviews. Overall, Function of Beauty customers are pleased with their bespoke haircare products. Many reviewers note that they really enjoy the scents; adore the additional personalization options to the bottle label and color for shampoo and conditioner; and appreciate the timely deliveries ...

We are American-born and raised, with headquarters in NYC, but we've also invested millions in a state-of-the-art manufacturing plant in rural Pennsylvania which is providing many jobs to small-town America. We proudly produce every bottle individually in the USA.

$27 Function of Beauty Plans & Pricing

I used the custom formula for two months and didn't notice and major difference in my hair - it did smell pretty good though. If you can afford it maybe give it a try but it was a little expensive for me to not do very much. As a big aesthetics fanatic, Function of Beauty is amongst my favourite haircare brands.

Since its launch in 2015, the company has been formulating products that are scientifically proven to work on each of its customer's hair types. To accomplish this, Function of Beauty's formulas use both natural and synthetic ingredients but never any parabens or sulfates.

All of our products are free of sulfates, parabens, mineral oils, phthalates, and gluten, among many other ingredients. Our products are also 100% vegan and cruelty-free!

A gentle cleanser designed to maximize results for your individual needs - eliminating use of multiple products so you can discover your healthiest hair.

To accomplish this, Function of Beauty's formulas use both natural and synthetic ingredients but never any parabens or sulfates. All ingredients meet strict toxicology and cosmetic standards and are always vegan-friendly and cruelty-free.

All of our products are free of sulfates, parabens, mineral oils, phthalates, and gluten, among many other ingredients. Our products are also 100% vegan and cruelty-free!

To accomplish this, Function of Beauty's formulas use both natural and synthetic ingredients but never any parabens or sulfates. All ingredients meet strict toxicology and cosmetic standards and are always vegan-friendly and cruelty-free.

We carefully select our ingredients from vetted, reputable suppliers. Every ingredient in our products meets both US and EU cosmetic regulations – which are some of the strictest in the world.

7 Best Custom Haircare Brands of 2023

• Best Customization Options: Prose.
• Best Product Variety: Function of Beauty.
• Best for Men: Hims.
• Best Scientifically Formulated: Formulate.
• Most Comprehensive: Strands.
• Best for Varying Hair Thickness: Ouai.
• Best With Pigment: Aura.

How We Function. We carefully review every ingredient for safety and performance. Our formulas are science-based and vegan, prioritizing naturally-derived ingredients in optimized dosages based on your hair's needs. We are cruelty-free, and free of sulfates, parabens, and formaldehyde donors.

Safe, Tested and Rooted in Science All Function of Beauty products are safe to use as directed.