What's the truth behind Vitamin C Sodium Ascorbate? It's a different form of Vitamin C that is distinct from Ascorbic Acid. Sodium Ascorbate has more benefits compared to Vit. C Ascorbic Acid. Here are some not-so-known facts why we need Sodium Ascorbate or the SALT of Ascorbic Acid. Only about 1-2% of Ascorbate can be produced by our bodies – we need to supplement with this essential vitamins.