What it is: A lightweight leave-in serum that leaves hair sixteen times smoother, reduces frizz, targets split ends, and protects against heat.Hair Texture: Straight, Wavy, Curly, and CoilyHair Type: Fine, Medium, and ThickHair Concerns:- Fizz- Shine- Straightening and SmoothingKey Benefits: - Visibly reduces frizz and split ends- Protects against heat up to 450 degrees F- Enhances hair shine and smoothnessHighlighted Ingredients:- Ashitaba Extract: Supports scalp and hair health for less breakage, softness, and shine.- Ferulic Acid: Antioxidant that forms a shield around the hair to preserve vibrancy and strength.Ingredient Callouts: Free of sulfates SLS & SLES.What Else You Need to Know: This lightweight leave-in serum that results in sixteen-times instantly smoother hair for long-lasting frizz control. This fast-absorbing, sulfate- and paraben-free formula also works to protect against heat up to 450 degrees F and targets split ends for three times shinier, smoother, detangled hair. It is designed for all hair types and supports holistic hair health.Clinical Results: When used as system of Ashita Supreme Shampoo, Mask, and Serum vs. non-conditioning shampoo​:- 16X instantly smoother hair- 99% stronger hair- Instantly reduces breakageWhen using Ashita Supreme Hair Serum vs. non-conditioning shampoo​:- Instant and long-lasting frizz control ​When using Ashita Supreme Shampoo vs. unwashed hair:- 3X instantly enhanced shine