#immunesystemboost #immunitybooster #immunityboostingdrinks #immunityboosterfood 10 Immunity-Boosting Beverages to Drink When You’re Sick. Today, we’re all about boosting that immune system with some delicious, nutrient-packed smoothies. Are you ready? Let’s get blending! First off, we’re starting with our ‘Citrus Explosion’ smoothie.…