Key Features. Activates and strengthens the immune system Reduces inflammation Repair damaged tissues Reduces mucus production Supports respiratory and lung health Key Ingredients. Elderberry Powder Boysenberry Juice Acerola Cherry Yeast B-Glucan Combination Lactobacillus Plantarum Powder L-137 (Postbiotic) Targeted Users Low resistance Weak self-healing People with weak lungs and susceptible to respiratory tract infections Sub-healthy people