Spectral.F7 is a novel boosting agent that incorporates Astressin-B, a powerful novel peptide. Our water-based formula avoids leaving an oily or sticky residue and is formulated for both men and women.  The key ingredients are encapsulated in our proprietary Advanced Nanosome Delivery System® which offers higher penetration for maximum results. Our water-based formula avoids leaving an oily or sticky residue and is formulated for both Men and Women.