Size: 60 Count (Pack of 1) Proven Immune Enhancement Backed by over 80 clinical trials and laboratory studies, ImmPower has been shown to enhance immune response by supporting peak NK cell function, cytokine production, and optimized T-cell and macrophage activity. AHCC: ImmPower's Single, Powerful Ingredient - AHCC is a fermented mushroom hybrid that is so potent, numerous scientific studies have established it to be one of the most powerful - and safe immune enhancers available. Enhanced Quality of Life with AHCC Whether you're empowering your immune system because winter is coming or because of a bigger health issue, ImmPower can help make a difference in your daily life by enhancing your immunity, energy, and concentration, without any harmful side effects. Readily Available for Easy Absorption ImmPower's unique molecular size and weight just 5,000 daltons - makes it readily available to the digestive system. Due to this easy absorption you can feel a difference faster. Manufactured for American Biosciences - The AHCC experts and the leaders in immune defense since 1999.