Biotin with Folic Acid are my secret weapons for hair growth. The BEST way to grow your hair out and get healthy nails! Not that I believe you can make your hair grow faster but I do take biotin already so might as well add the F. its worth a shot!
(source) Products for Straight Hair Products for Curly Hair I recently got my hair cut and have gone from having long unmanageable straight hair to short bouncy wavy hair. You can read about my hair change here.