Trepatdiet-Esi Vitamin C 1000mg 20 Effervescent Tablets is a dietary supplement containing 1000mg of vitamin C. Vitamin C is an essential nutrient that plays an important role in the immune system, collagen formation, iron absorption, and protecting cells against oxidative stress. This product is used to increase vitamin C intake and strengthen the immune system, especially during periods of increased need, such as colds, flu, or stressful situations. Instructions for use The instructions for using this product are to take one effervescent tablet daily dissolved in a glass of water. It is recommended to take it preferably in the morning. Ingredients Vitamin C (L-ascorbic acid).....1000 mg Other ingredients: acidity regulator: citric acid, sodium bicarbonate: sweetener: sorbitol, sucralose: dextrose: corn starch: flavoring: color: red beetroot, riboflavin-5-phosphate.