Universal Nutrition N1-T – Natural Hormone Enhance, Advanced Test-Stim Complex, With Added Bioperine for Enhanced Absorption!Proving to Nearly Double Testosterone Levels!Universal N1-T is a potent supplement packed with herbal compounds that are designed to help support testosterone levels. To achieve strength and size, strength athletes require the optimal function of both free and total testosterone. Note: Manufacturers continually change product specifications. While we try our best to keep product descriptions up to date, they do not necessarily reflect the latest information available from the manufacturer. We are not responsible for incorrect or outdated product descriptions and/or images.