Spectral.BRD is an innovative serum with a comprehensive mechanism of action that reduces uneven facial hair distribution and achieves greater density. Its exclusive formula combines the most effective and clinically proven ingredients to stimulate growth and improve the quality of facial hair, resulting in a thicker, fuller beard. To increase the quantity and density of your beard or mustache, Spectral.BRD contains powerful growth-stimulating ingredients such as Nanoxidil®, piroctone olamine, adenosine, and other active ingredients that provide a complete facial solution for men. Nanoxidil® Nanoxidil® is a molecule developed and patented by DS Laboratories, highly effective, with a low molecular weight and no known side effects. Nanoxidil® is an excellent option for men looking to grow a thicker beard without having to worry about the side effects of minoxidil. Piroctone Olamine Piroctone olamine alone increases the number of hairs in the anagen (growth) phase by more than 10%. 88% of people who use piroctone olamine say their beard or mustache has grown noticeably. Adenosine Adenosine has also been shown to increase the anagen phase of hair growth as well as increase the diameter of the hair shaft, while helping to make your beard thicker.