Progressive Laboratories Aller-760 CapsulesAller-7 is a blend of standardized extracts clinically proven to promote respiratory health and normal breathing seasonally and all year round. It also helps to stabilize mast cells and neutralize free radicals which can damage the body"s respiratory and immune systems. Supports immune system. Aller-7 exhibits potent anti-histimine, anti-spasmotic, anti-inflammatory and antioxidant activity.