Drybar Detox Dry Shampoo is the perfect dry shampoo if you want to eliminate the greasiness of your hair as it quickly absorbs the oil and adds some life to it. That’s all thanks to its paraben & sulfate free formulation packed with micro-fine rice powders and golden root extracts. However, there are downsides to this dry shampoo: we find its fragrance too strong and it left a white cast on our dark-colored hair, which are a total bummer..