Results on wavy, highlighted hair

“This SOS Custom Repair saved my strands! My hair feels so much healthier, my frizz is under control and spilt ends are banished. I can’t stop touching my soft hair.” - Jessica

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 efficacy and testing standards.

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