KalmCold® by Natural Remedies™ is a clinically studied, standardized Andrographis paniculata extract delivering 7 bioactives shown to support immune health and alleviate common cold symptoms. Sustainably sourced, non-GMO, and USP-compliant, it is Kosher, Halal, and NSF GMP-certified. KalmCold® offers fast-acting, low-dose efficacy at just 200 mg/day, making it ideal for immune-support formulations.