SDI Chemicals supplies bulk vitamin C and ascorbates to manufacturers, formulators, and distributors across the United States. Our vitamin C range covers food-grade L-ascorbic acid (USP/FCC) in stock in our US warehouse, plus buffered mineral ascorbates (sodium, calcium, magnesium), direct-compression and coated grades for tableting, corn-free ascorbic acid from cassava, cosmetic derivatives (SAP, MAP, 3-O-ethyl ascorbic acid, ascorbyl glucoside), erythorbates for food processing, and liposomal vitamin C powder for premium supplement formats.

Every lot ships with a COA; SDS, Kosher, Halal, and Non-GMO documentation are available on request. Standard packaging is 25 kg (55 lb) boxes, with pallet (1 MT) and container-load programs for volume buyers. Request a quote with your grade, quantity, and delivery ZIP — we typically respond within one business day.