The sodium propyl p hydroxybenzoate is a standout piece in our Shampoo collection.Many distributors prefer OEM custom shampoo as it offers flexible price points, custom ingredients, and the chance to follow current retail trends. Compared to famous brand items, OEM or private-label shampoo grants greater margins and direct access to the manufacturer or factory for rapid quote response. Reach out for a guide on custom packaging and best-selling formulas.