Vitamin C

Metagenics Ultra Potent-C 1000

1,000 mg of Buffered Vitamin C

Recommendations: One tablet up to two times daily or as directed by your healthcare practitioner.
Form: 90 Tablet Bottle

Product Description:

Ultra Potent-C 1000 is the same exclusive, patented formula as Ultra Potent-C® 500, but with 1,000 mg of vitamin C per tablet and a higher potency metabolite support system.

Each tablet supplies:

  • Vitamin C (as Ultra Potent-C®) 1,000 mg
  • Niacin (as niacinamide ascorbate) 77 mg
  • Calcium (as calcium ascorbate) 47 mg
  • Magnesium (as magnesium ascorbate) 6 mg
  • Sodium (as sodium ascorbate) 13 mg
  • Potassium (as potassium ascorbate) 6 mg
  • L-Glutathione 5 mg
  • L-Cysteine 10 mg
  • L-Lysine HCl 36 mg
  • Citrus Bioflavonoid Complex 35 mg [standardized to 45% (15.8 mg) full spectrum bioflavonoids]
  • Alpha-D-Ribofuranose 14 mg
  • Tetrasodium Pyrophosphate 15 mg
  • Xylitol 10 mg


Ultra Potent-C® [(U.S. Patent #5,626,883) calcium ascorbate, niacinamide ascorbate, ascorbic acid, sodium ascorbate, magnesium ascorbate, L-lysine HCl, ascorbyl palmitate, potassium ascorbate, citrus bioflavonoid complex, tetrasodium pyrophosphate, alpha D-ribofuranose, L-cysteine monohydrochloride, xylitol, L-glutathione], microcrystalline cellulose, cellulose, stearic acid, croscarmellose sodium, magnesium stearate, and coating (deionized water, microcrystalline cellulose, polyethelene glycol, and carrageenan).

Disclaimer: In order to ensure proper use of our high-quality nutritional supplements, Metagenics only sells to licensed healthcare practitioners. The products listed in this online catalog are available in the United States and may not be available in other countries. In addition, certain formulas may be slightly different outside the US.