Gluten FreeImmune SupportDietary SupplementNon GMO LE Certified Vitamin C and Bio-Quercetin Phytosome is a high-potency vitamin C supplement with an ultra-absorbable form of quercetin, encased in a plant-derived phytosome delivery system. Vitamin C supports immune health, collagen production, a healthy cardiovascular system and more. Quercetin is a flavonoid that complements vitamin C’s health benefits. Quercetin complements vitamin C, inhibiting oxidative stress and inflammation to support cardiovascular health. Vitamin C and Bio-Quercetin Phytosome Benefits Protects against oxidation with 1,000 mg of vitamin C Encourages healthy immune system function with ultra-absorbable Bio-Quercetin Promotes collagen formation and healthy iron uptake Supports cardiovascular health Antioxidant protection, immune health and more Getting enough vitamin C is vitally important for overall health but the human body can't make it, so you have to get vitamin C through diet or supplements. In fact, some studies have shown that vitamin C supplementation supports certain aspects of cardiovascular health. Plus, vitamin C's biological activity is complemented by the health benefits of the flavonoid quercetin. In fact, vitamin C and bioflavonoids are often present together in healthy foods such as fruits and vegetables, notably citrus fruits. Ultra-absorbable quercetin for immune health and more There's a long tradition of using quercetin to relieve the effects of seasonal immune challenges. In a randomized clinical trial, quercetin supplementation encouraged a healthy immune response in physically fit older adults. Another randomized controlled trial found similar results in trained athletes. And in double-blind clinical trials, quercetin promoted a healthy inflammatory response, reduced oxidative stress and helped maintain overall health.