Boost your immune systemnaturally and effectively. Vitamin C is one of the most effective immunity boosters, but our bodies can't make or store it on their own. When taken as a supplement, less than half of this essential nutrient is typically absorbed by the body. Immunity answers that problem by providing 100% of your daily dose of vitamin C, along with clean ingredients proven to increase its absorption by 52%. So that means you're actually getting the amount you need to support and strengthen your immune systemand not wasting time on vitamins that your body can't fully use. - BioPerine, the active ingredient in black pepper, improves the bioavailability of vitamin C by 52%.- Plant-derived quercetin dihydrate provides antioxidant protection and improves vitamin C absorption. - Turkey Tail mushroom, often used in traditional Chinese medicine, promotes a healthy immune response by reducing inflammation. - Free from toxic preservatives, additives, flavorings, and sweeteners.