Sodium Ascorbate (sodium salt form of ascorbic acid) pure powder, which complies with US Pharmacopeia (USP) quality standard. There is not any additive or filler inside.  It is fresh enough for use. There are 1 to 1.5 years shelf life available.

 Appearance: White crystalline powder. Taste: a little salty. Solubility: Soluble in water. Store in cool, dry, and dark place, keep away from strong light and heat.

Sodium ascorbate is one of the mineral salt forms of ascorbic acid ( buffered vitamin C ). It can provide both ascorbic acid and sodium, and will not contribute to gastric irritation in acid-sensitive persons. Sodium ascorbate is produced from a combination of sodium bicarbonate and ascorbic acid.

 This is Sodium Ascorbate (buffered ascorbic acid, or buffered vitamin C) powder is good for direct consumption, food additive, drinks, formulation, R&D (research and development), or your any other business purpose.  General single dose for adult can be 1000mg (about ¼ teaspoon, which provides 884mg ascorbic acid and 116mg sodium mineral)  with water or juice 1 to 2 times daily.

Storage: Store in dry place and keep away from strong direct light and heat