hair sprinkle [SEP] i do not have thinning hair but there are parts of my hair that i would like to be thicker after trying dr yates keratin fiber hair enhancer i can say that this product helped me the color matched well i have dark brown i sprinkled lightly over a small section of hair close to my scalp i could instantly see the area darkening and looking thicker like there was more hair there the hair enhancer is a powdery like substance that is really just a lot of tiny little fibers when you look up close it comes out pretty easily when you shampoo your hair made in canada