If you use shampoo I suppose there is no residue for you to remove with an ACV rinse so there's no point to using it but if you want to use it to treat dandruff, then use it after shampooing.
2A/3A, medium length, layered, colored dark/medium ash blonde - "CGer" since April '02.

"Converting the 'curlskeptics' one curly head at a time..." HWHC