AM I Doing my dreads right?

Hi I love this site thanks for having it! I'm 3 days out on my dreads used the backcomb method. No products just some palmrolling. Won't wash hair Until Monday. Just looking for feedback, also is the neutrogena anti residue ok to use until I can purchase some dread shampoo from here? TIA
updated by @laurenwilkinson: 01/22/20 09:33:16AM

sulfates like sLs are irritants that are the primary ingredient in most shampoos including many that call themselves natural.

 I myself wouldn't trust nutrogena, not with out reading the ingredients and knowing and understanding there effect