C-500 with Rose Hips - 250 Tablets by Source Naturals Active Ingredients: Serving Size: 1 Tablet Amount Per Serving / % DV Vitamin C (as ascorbic acid) 500mg / 833% Rosehips Fruit 50mg / * *Daily Value not established. Other Ingredients: Sorbitol, stearic acid, hydroxypropyl cellulose, colloidal silicon dioxide, modifed cellulose gum, and magnesium stearate. Form: Tablets