Ester-c is the only vitamin C with immune support. It is also non acidic and gentle on the stomach. It gives immune complex and the ultimate combination of immune supporting ingredients. Its unique softgel form offers quick absorption. Immune complex supports upper respiratory health and gives you. Vitamin C that supports you all day long, so that you can keep doing what you love.Ingredients: Supplement Facts Serving Size:2 Softgels Amount Per Serving %Daily Value Calories 15 Total 1 g 1%** Total Carbohydrate 1 g 1%** Vitamin A (as Retinyl Palmitate) 750 mcg 83% Vitamin C (as Ester-C Calcium Ascorbate) 1,000 mg 1,111% Vitamin D (as D3 Cholecalciferol) 15 mcg (600 IU) 75% Vitamin B-6 (as Pyridoxine Hydrochloride) 2 mg 118% Folate 666 mcg DFE(400 mcg Folic Acid) 167% Vitamin B-12 (as Cyanocobalamin) 6 mcg 250% Biotin 300 mcg 1,000% Pantothenic Acid (as d-Calcium Pantothenate) 10 mg 200% Magnesium (as Magnesium Oxide) 25 mg 6% Zinc (as Zinc Oxide) 15 mg 136% Elderberry Complex (Sambucus nigra) (berry) 17 mg *** Echinacea (Echinacea purpurea) (aerial) 16.5 mg *** Astragalus (Astragalus membranaceous) (root) 16.5 mg *** **Percent Daily Values (DV) Are Based On A 2,000 Calorie Diet ***Daily Value (DV) Not Established. Other Ingredients:Rice Bran Oil, Gelatin, Vegetable Glycerin, Natural Caramel Color, Yellow Beeswax, Sunflower Lecithin, Carob Powder (Color).