Life Extension - Immune Packs with Vitamin C D, Zinc and Probiotic (30 Packets) Zinc for immune response ? The trace mineral zinc is world-famous for its ability to promote a healthy immune response. We use 50 mg of highly bioavailable OptiZinc in our Zinc Caps. Vitamins C and D ? Vitamin C supports a healthy immune response. So does highly absorbable quercetin. Vitamin D helps maintain a balanced, functioning immune system. Immune-friendly probiotic ? This unique formula helps maintain comfortable nasal airflow and encourages a healthy immune response to both challenges and harmless things, including pollen. Ingredients matter ? We use the finest raw ingredients with the quality and purity you deserve. The majority of our products are non-GMO, gluten-free and manufactured in the USA?and a Certificate of Analysis is available for every one.???? Live your healthiest life ? We believe the answers to a healthier life are in reach, and that scientific research is the key to getting there. That?s why so many of our formulas feature specific ingredients and amounts based on scientific studies. Immune Packs with Vitamin C D, Zinc and Probiotic is our premier product for immune health support. It combines four different formulations into conveniently packaged daily packs: a zinc supplement, a combination of vitamin C and a highly absorbable quercetin, vitamin D, and an immune health support-focused probiotic. Each box contains 30 packets, enough for a 1-month supply. If you?re looking for a great way to support a strong, healthy immune response, look no further than Immune Packs with Vitamin C D, Zinc and Probiotic from Life Extension. What are Immune Packs? Immune Packs with Vitamin C D, Zinc and Probiotic encourage a healthy immune system response with clinically studied doses of our best ingredients for supporting immune health?all in one place. Help prepare your immune system for whatever the world throws at you with this best-in-class collection: zinc, vitamin C plus Bio-Quercetin, high-potency vitamin D3, and Epi-Cor probiotic. Healthy immune response Vitamin C has a well-deserved reputation for immune support. Both vitamin C and quercetin help encourage a healthy immune response. Immune function supporters Immune Packs deliver 5000 IU of vitamin D3, which plays a critical role in healthy immune function. Zinc also supports your immune system. Everyday wellness The FLORASSIST Immune Nasal Defense probiotic encourages a healthy immune response even in the face of harmless things, including pollen. Comprehensive nutrition Immune Packs combine our best nutrients for immune health in one convenient, easy-to-take collection for daily immune support.