All Nutrient Developer & Lighteners Lightener Control gives you precision and confidence with every application. This 16 fl.oz formula is engineered to deliver consistent, controlled lightening results while nourishing hair throughout the process. Perfect for professionals and at-home colorists who demand reliability, it works seamlessly with your favorite lightening products to achieve your desired shade without compromise. Experience the difference that nutrient-rich development makes—beautiful, healthy-looking color that lasts.