Processed
Ascorbic Acid
Ascorbic acid—vitamin C as a pure crystalline food additive—is an oxygen scavenger, dough oxidant, and colour-protectant used far beyond nutrition fortification. In bakery it accelerates gluten development and gas retention; in cured meat with nitrite it speeds pink colour and helps limit nitrosamines; in fruit purees, beer, and cut produce it slows enzymatic browning. L-ascorbic acid is the common food form; mineral ascorbates and fat-coated grades solve solubility and timed-release needs. Food-grade crystals are white to faintly off-white, sharply sour, and dissolve readily in water. Exposure to heat, light, metal ions, and air destroys activity—dose for process loss, not just label claim. In drinks with benzoate, formulators manage conditions that can form trace benzene. Store cool, dry, and sealed. Distinct from whole-fruit vitamin C claims: this leaf is the refined additive.
Also known as: E300, Ascorbic acid, Ascorbic acid, Asukorubin-san, Kànghuáxuěsuān
Track this ingredient
Explore further
Characteristics
Preparations
Provenance
Sources
Traits
Nutrition and pairings
Nutrition
Typical values per 100 g edible portion. Nutrient names open the reference page.
Nutrition Facts
Per 100 g edible portion
Amount per 100 g
- Total Fat 1 g
- Saturated Fat 0.54 g
- Trans Fat 0 g
- Monounsaturated Fat 0.2 g
- Polyunsaturated Fat 0.19 g
- Cholesterol 0 mg
- Sodium 18.5 mg
- Salt 0.05 g
- Total Carbohydrate 95.1 g
- Dietary Fibre 0 g
- Total Sugars 82.5 g
- Complex / starch 2.02 g
- Protein 2.02 g
- Water 4.76 g
- Energy 380 kcal
- Water 4.76 g
- Carbohydrates 95.1 g
- Sugars 82.5 g
- Monosaccharides 57.7 g
- Disaccharides 24.8 g
- Starch 2.02 g
- Amylose 0.51 g
- Amylopectin 1.52 g
- Digestible Starch 1.72 g
- Resistant Starch 0.2 g
- Protein 2.02 g
- Fat 1 g
- Saturated Fat 0.54 g
- Monounsaturated Fat 0.2 g
- Polyunsaturated Fat 0.19 g
- Vitamins 24.6 mg
- Vitamin A 20 µg
- Vitamin B1 — Thiamine 0.01 mg
- Vitamin B2 — Riboflavin 0.02 mg
- Vitamin B3 — Niacin 0.09 mg
- Vitamin B5 — Pantothenic Acid 0.04 mg
- Vitamin B6 0.02 mg
- Vitamin B7 — Biotin 0.2 µg
- Vitamin B9 — Folate 1.7 µg
- Vitamin C 2 mg
- Vitamin E 0.08 mg
- Vitamin K 0.4 µg
- Minerals 273 mg
- Major Minerals 267 mg
- Trace Minerals 6.3 mg
- Salt 0.05 g
- Sodium Chloride 0.05 g
Vitamins
vitamin-c: 2 · vitamin-a: 20 · vitamin-b1-thiamine: 0.01 · vitamin-b2-riboflavin: 0.02 · vitamin-b3-niacin: 0.09 · vitamin-b5-pantothenic-acid: 0.04 · vitamin-b6: 0.02 · vitamin-b7-biotin: 0.2 · vitamin-b9-folate: 1.7 · vitamin-e: 0.08 · vitamin-k: 0.4 ·
Minerals
Sodium: 18.51 · Potassium: 184 · Calcium: 64 · Iron: 0.9 · Zinc: 0.4 · Iodine: 5 ·
Refined processed sweeteners and additives are energy-dense carbohydrate with little else.
In the kitchen
Culinary partners and combinations that usually underperform with Ascorbic Acid.
History
Szent-Györgyi isolated hexuronic acid, later identified as vitamin C, opening pure ascorbic chemistry.
Reichstein synthesis enabled industrial L-ascorbic acid production for food and pharma.
Bakery use of ascorbic acid as a flour improver spread alongside industrial bread making.
E300 listed ascorbic acid among authorised antioxidants and flour treatment agents.
Encapsulated and ascorbate-salt grades expanded meat cure, beverage, and clean-process applications.