The TLC Immunity Winter Pack is formulated with 4 key supplements designed to protect and boost your immune system during these winter months. These 4 key ingredients include Vitality C, Viracid, NK Immune, and TLC D3 10,000 w/ K2, all manufactured to protect and build immune cells, reduce inflammation, fight off bacteria & viruses, and support both innate & adaptive immune systems. As both a preventative and acute treatment plan, the TLC Immunity Winter Pack is a must-have for building a strong immune system.