RioVida Stix® provides the immune system goodness of 4Life Transfer Factor® RioVida® Tri-Factor® Formula in a portable powder pack. It combines a full serving of 4Life Tri-Factor Formula with a rush of antioxidants and phytonutrients from açaí, blueberry, elderberry, grape, and pomegranate. Main Features • Supports the immune system with 600 mg of certified 4Life Transfer Factor with UltraFactor™ • Is portable and easy to share • Contains ingredients that provide powerful antioxidant, immune system, wellness, and cardiovascular support* • Contains no artificial sweeteners, flavors, or preservatives • Contains certified 4Life Transfer Factor to Raise Your Immune I.Q. Supports Primary Support: Immune System, Healthy Aging, Antioxidant* Secondary Support: Brain Health, Heart Health, Energy* Key Ingredients • UltraFactor™—A proprietary concentrate of ultra-filtered 4Life Transfer Factor proteins and other peptides from cow colostrum• OvoFactor®—A patented concentrate of 4Life Transfer Factor proteins and other peptides from chicken egg yolk• NanoFactor®—A proprietary concentrate of nano-filtered cow colostrum• Açaí, blueberry, and elderberry fruit powder, grapeseed extract, and pomegranate hull extractMade in the USA with quality ingredients from around the world. Product Specifications Serving Size: One (1) Packet (8 g)Servings Per Container: 15 Directions for Use Empty one packet into 8–12 oz (237–355 ml) of water. Shake or stir until dissolved. Here’s what people are saying about this product: I take 4Life Transfer Factor® products and I recommend them to anyone. The products are natural supplements with transfer factors that support the immune system's natural ability to recognize, respond to, and remember potential health threats.*Isabel Galvez