Hi Jolene,
We have tried and worked with many Brazillan blow dry product and we find La Brazilliana the best product and not over priced. This product does not completely straighten the hair, it eliminates frizz and makes hair much more manageable and will loosen the curl.
Good luck
The Team at MatthewDavid Bespoke Hairdressing
http://www.matthewdavid.co.uk