Dr. William Stone, DC, CHHC
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
This is a professional-grade product. Purchase requires prior guidance from a qualified healthcare practitioner or a consultation with one of ours.
If you’ve already been advised to use this product, are currently taking it, or have worked with a practitioner before, simply log in or create an account to continue.
To schedule a consultation with our very own Dr. William Stone or
Maria Tabone,
please call 1-800-622-8877 ext. 1 for assistance.
Certified Nutritional Consultant
Iris Analysis Practitioner | Holistic Health Expert
Integrative Nutritionist | Functional Nutrition Coach
Ayurveda Practitioner | Herbalist

Ultra Potent-C® 500 Vitamin C is a high-potency, proprietary blend crafted to be gentle on the stomach and easily tolerated at high doses. Our vitamin C is scientifically developed to boost its absorption by white blood cells. Just one tablet provides the same amount of vitamin C found in four oranges.
Take one tablet three times daily or as directed by your healthcare practitioner.
Ultra Potent-C® (calcium ascorbate, niacinamide ascorbate, ascorbic acid, sodium ascorbate, magnesium ascorbate, L-lysine HCI, ascorbyl palmitate, citrus bioflavonoid complex, potassium ascorbate, tetrasodium pyrophosphate, alpha D-ribofuranose, L-cysteine HCI, xylitol, and L-glutathione), microcrystalline cellulose, hydroxypropylcellulose, croscarmellose sodium, coating (hypromellose, medium-chain triglycerides, and hydroxypropylcellulose), silica, niacinamide, and magnesium stearate (vegetable).
Keep out of the reach of children.
| Supplement Facts | ||
| Serving Size: 1 Tablet | ||
| Servings Per Container: 90 | ||
| Amount Per Serving | % Daily Value | |
|---|---|---|
| Vitamin C | 500 mg | 556% |
| Niacin | 35 mg | 219% |
| Sodium | 5 mg | <1% |
| L-Lysine |
16 mg | ** |
| Citrus Bioflavonoid Complex [standardized to 45% (7.2 mg) full spectrum bioflavonoids] |
16 mg | ** |
| Tetrasodium Pyrophosphate |
7 mg | ** |
| Alpha D-Ribofuranose |
6 mg | ** |
| Xylitol |
5 mg | ** |
| L-Cysteine |
4 mg | ** |
| L-Glutathione |
2 mg | ** |
| *Daily Value not established. | ||
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