Formulated by Doctors, this hyper-absorbent Vitamin C solution has been clinically proven to help your body fight off cold & flu viruses, in order to boost your immunity while also helping you recover fast. 15x Better Absorption 2x4 Resilient-C is formulated with a groundbreaking Nutristack Liposomal technology which increases absorption by 15x, allowing your body to absorb 95% of the nutrients in the supplement (instead of 5-10% like you would with traditional supplements). The results? Faster, more effective results that you actually feel. Main Benefits Optimizes immunity Boosts recovery Fights oxidative stress Combats free radicals Helps boost collagen production Provides antioxidant support Backed by science, clinically studied, and peer-reviewed by scientific journals. 100% Natural, Gluten-Free, Sugar-Free, Dairy-Free, Soy-Free, Non-GMO Safe for Ages 4+.