Good Dye Young Pre-Wash Weekly Detox and Scalp Treatment The top-rated Good Dye Young Pre-Wash Weekly Detox and Scalp Treatment ($30) is a preshampoo gel with natural plant extracts like thyme (to facilitate nutrients getting to your scalp) and rosemary (to increase circulation to help hair grow). There's also conditioning chamomile and grapefruit, which remove product residue throughout your hair and leave it both cleaner and softer. Image Source: sephora.com Good Dye Young Pre-Wash Weekly Detox and Scalp Treatment $30 from sephora.com Buy Now