Ultra Potent-C® 500 – Buffered Vitamin C for Immune & Antioxidant Support
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Estimated Delivery:May 13 - May 17
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Free Shipping: On all orders over $50
Pick-up: Available in 2-4 business days

Ultra Potent-C® 500 – Buffered Vitamin C for Immune & Antioxidant Support
Ultra Potent-C® 500 – Buffered Vitamin C for Immune & Antioxidant Support
Product Overview
Ultra Potent-C® 500 by Metagenics, available at Rock Ridge Pharmacy, provides a gentle yet effective dose of vitamin C with a patented buffered delivery system to support daily immune defense without stomach discomfort. Each tablet delivers 500 mg of high-quality vitamin C, designed for enhanced uptake by white blood cells, plus key cofactors and antioxidants to maximize cellular protection.*
Ideal for those seeking daily antioxidant support, immune maintenance, and digestive comfort, Ultra Potent-C® 500 is non-GMO, gluten-free, and clinically formulated for optimal performance.
Ultra Potent-C® 500 – Key Benefits
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Provides 500 mg of buffered vitamin C for immune and antioxidant support
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Designed to minimize stomach upset with a gentle delivery system
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May improve vitamin C uptake by white blood cells*
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Includes bioflavonoids, L-lysine, glutathione, and co-nutrients
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Non-GMO and gluten-free formula
Ingredients & Nutritional Profile
Serving Information
Serving Size: 1 Tablet
Servings Per Container: 90
Key Nutrients
Ingredient | Amount Per Serving | % Daily Value |
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Vitamin C (Ultra Potent-C® blend) | 500 mg | 556% |
Niacin | 35 mg | 219% |
Sodium | 5 mg | <1% |
L-Lysine | 16 mg | * |
Citrus Bioflavonoid Complex | 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
Other Ingredients
Microcrystalline cellulose, cellulose, stearic acid (vegetable), croscarmellose sodium, magnesium stearate (vegetable), and tablet coating (hypromellose, medium-chain triglycerides, hydroxypropylcellulose)
Does Not Contain
Gluten, GMOs, artificial preservatives, or unnecessary additives
How to Take Ultra Potent-C® 500
Dosage: Take 1 tablet 3 times daily, or as directed by your healthcare practitioner
Best Time to Take: With meals for optimal absorption and digestive ease
Who Should Avoid It?
Not recommended for children without medical supervision. If pregnant, nursing, or taking medications, consult your healthcare provider. Keep out of reach of children.
Frequently Asked Questions (FAQs)
1. What makes Ultra Potent-C® 500 different from regular vitamin C?
It features a patented buffered formula that may enhance absorption and reduce the risk of stomach upset.
2. How does it support the immune system?
Vitamin C plays a key role in immune cell function, while added bioflavonoids and antioxidants support cellular defense against oxidative stress.
3. Is it safe for daily use?
Yes, it is formulated for regular use and well-tolerated when taken as directed.
4. Can I take this with other immune supplements?
Yes, but consult your healthcare provider to ensure optimal nutrient balance.
5. Does this formula contain any allergens or artificial ingredients?
No, it is non-GMO, gluten-free, and contains no artificial preservatives.
Why Buy from Rock Ridge Pharmacy?
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Trusted provider of clinical-grade, pharmacist-approved supplements
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Fast and secure shipping for a seamless wellness experience
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Personalized support to help you reach your health goals
Order Ultra Potent-C® 500 Today – Only at Rock Ridge Pharmacy
Strengthen your immunity and antioxidant defenses with a gentle, buffered form of vitamin C designed for comfort and enhanced effectiveness.
Available now – Shop confidently at Rock Ridge Pharmacy!