AP Bio® / Kalm Cold®

AP-Bio®, also marketed as KalmCold® in Europe, is a fast-acting, clinically researched immune health ingredient derived from Andrographis paniculata (King of Bitters). Standardized to >30% andrographolide with a unique profile of 7 bioactive compounds, AP-Bio® is designed to support immune health through a dual mechanism of immuno-stimulatory activity and healthy inflammatory response. Backed by clinical and preclinical research, AP-Bio® has demonstrated efficacy in reducing the severity and duration of common cold symptoms while enhancing key immune markers, including T cells, CD3+ cells, absolute lymphocyte count, IFN-γ, and IL-4. With a fast onset of action, low effective dose, and more than 1000 million+ doses sold worldwide, AP-Bio® is supported by comprehensive regulatory and quality documentation, making it an ideal ingredient for next-generation immune health formulations.