WHAT ARE VITAMIN C TABLETS 1000mg? Vitamin C Tablets 1000mg are a convenient, highly dosed form of Vitamin C. Vitamin C is an extremely popular supplement to complement a healthy, balanced diet. Vitamin C contributes to maintaining normal function of the immune system during & after intense physical exercise (200mg per day). It’s important to note that the tablets contain an impressive 1000mg Vitamin C rather than being 1000mg tablets. Vitamin C, also referred to as Ascorbic Acid,