Though your hair comes in many different shades and sizes (coarse to fine) it is made up of the same things and require similar elements to perform as we need it to. "The main ingredient of human hair is a protein called keratin, which is also found in human skin, teeth, fingernails and toenails. Hair also includes oils for texture and a chemical called melanin." Knowing this, if your hair seems dull, lackluster, and would not form a curl naturally when water touches it then that means that your hair may be missing....
These products have been proven to foster longer stronger healthier hair by many and Biotin plays an enormous part of it all. So if you have dry, thinning, chemically treated, limp hair.......
It's kinda like, me trying to fit my big butt in some jeans too small, lol, if I keep trying to force it in eventually it will rip/tear open. Same goes with applying too much product on your hair over and over again without ........
Hair Growth Oils/Serums are a necessity for re-growing natural hair. Most times when our hair grows it is pretty much healthy. As your hair continues to grow longer, it gets