Spectral.dnc-n is the first clinically tested topical serum to employ 5% Nanoxidil complex. This powerful proprietary molecular compound improves the appearance of thinning hair thanks to its low molecular weight that enhances absorption and efficacy. Ds Laboratories' unique formula with scientifically proven ingredients of the highest quality is encapsulated in their proprietary Nanosome Delivery System. This lightweight serum minimizes hair shedding and increases the appearance of hair density, thickness and volume. Developed and recommended by top dermatologists around the world. First and foremost, Ds Laboratories is a technology company aggressively focused on innovation. All their products have active pharmaceutical ingredients that ensure the best quality and provide high added value in the care of hair problems.