#1 Pharmacist Recommended Vitamin and Supplement Brand 1500 mg Vitamin C With Other Natural Flavors Fizzy Drink Mix Dietary Supplement No Artificial Flavors 100% Drug Free Gluten Free 3-In-1 Blend Powered by Science Immune Support Hydration support Antioxidant Support ² Powered by Science 3 benefits in 1 blend with Maximum Strength Vitamin C to help support a healthy upper respiratory tract and provide antioxidant support, plus Vitamin D, Zinc and Selenium for immune support and an Electrolyte Hydration Blend to help support replenishment of water and nutrients. Higher dose as compared to the leading immune support powder as of the date of manufacture. Vitamin D and Zinc ²Vitamin C and Selenium Electrolyte Blend Based on a survey of pharmacists who recommend branded vitamins and supplements. Ingredients Powered by Science Sodium, potassium, and magnesium