My hair quality was too bad. They became thin, rough, n absolutely damaged. I tired. But I m taking regularly serums with VK. Then tired but helpless. I went USA. All advised do something to ur hair before going. But Wht to do that no one knows. N then in USA I visited my cousin's place who having her parlour. I told her n I gave intention to VK that pls she do some to my hair n ll work. N she treat my hair. N I always giving my hair energy of keratin with VK that time I m not aware also properly. N my cousin did keratin too. So beauty serum worked. Now I m very setisfied with my hair. Thanks VK, Sharat sir n VK team. Thanks a ton.