GK Serum Transform your dull and dry hair into beautifully smooth and frizz-free locks with GK Serum, a weightless hair oil. This best argan oil hair serum smooths out flyaways and delivers shine, thanks to its infusion of ARGAN OIL and NATURAL SILICONES. Not only does it nourish and fortify hair with extra moisture, but it also protects it from dryness and damage. Say goodbye to frizz and hello to healthy shine with GKhair Best Argan Oil Hair Serum. Key Benefits Eliminates frizz and flyaways. Keeps the hair soft and smooth all day long. Helps in effortless hairstyling. Deeply nourishes the hair from the inside out. 2x healthier with Juvexin and Argan Oil. Makes hair shinier, more manageable and easier to style.