The Signal line is the result of over 20 years of clinical use, clinical observation, and used by elite medical professionals worldwide. The name “Signal” is indicative of its action; enhancing and promoting cellular communication while infusing a vital nutrient base required for optimal skin cell duplication and renewal. Leveraging the latest in proprietary cultured media technology, DNA Skin Institute renders targeted sequenced signaling factors all without the use of any chemical additives. Now, DNA Skin Institute has developed a new serum, the Signal line (the professional-use Signal Pro and the retail-use Signal Plus)—the next evolution of cryostem technology. Benefits ​ •Reduction in wrinkles and fine lines •Deep Hydration creating suppleness •Firming Effects •Reduction in Hyperpigmentation •Reduction in pore size •Regulation of sebum production •Promotes collagen and elastin production •Reduces scaring