Thorne Research High Potency Vitamin C Powder
Thorne Research High Potency Vitamin C Powder is backordered and will ship as soon as it is back in stock.
Pickup available at Fitchburg
Usually ready in 4 hours
Thorne Research High Potency Vitamin C Powder is backordered and will ship as soon as it is back in stock.
What it is
Thorne High Potency Vitamin C, formerly Buffered C Powder, is a powdered supplement that provides 2.35 grams of vitamin C per scoop. It combines ascorbic acid with calcium, magnesium, and potassium mineral ascorbates.
This buffered formula is designed to promote digestive comfort* while offering a flexible alternative to capsules and tablets.
Benefits
• Supports healthy immune function*
• Provides antioxidant support against oxidative stress*
• Supports collagen production and healthy connective tissue*
• Promotes healthy skin*
• Provides supplemental calcium, magnesium, and potassium alongside vitamin C*
Who It's For
This powder is intended for adults seeking high-potency vitamin C in an easy-to-mix format, especially those who prefer a buffered option. Pregnant individuals should consult a health-care practitioner before use.
Talk with your doctor or pharmacist before use if you have kidney disease, hyperoxaluria, a history of oxalate kidney stones, hereditary hemochromatosis, or are receiving chemotherapy or radiation. Professional guidance is also appropriate if you take antibiotics, bisphosphonates, ACE inhibitors, ARBs, potassium-sparing diuretics, or other medications that affect mineral balance.
Why The Healthy Place
Hand-picked by our Wisconsin-based Certified Wellness Consultants, this formula pairs practitioner-grade quality with practical guidance from a family-owned wellness store.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Suggested Use: Mix 1 scoop with at least 8 ounces of water daily, or use as recommended by your health-care practitioner.
Store tightly sealed in a cool, dry place. Use only if the bottle is sealed.
- Form: Powder
- Serving size: 1 scoop (5.7 g)
- Servings per container: 42
- Net weight: 8.47 oz (240 g)
- UPC: 693749155027
Ingredients per scoop:
- Vitamin C (as ascorbic acid) — 2.35 g
- Calcium (as ascorbate reacted from calcium carbonate and ascorbic acid) — 350 mg
- Magnesium (as ascorbate reacted from magnesium carbonate and ascorbic acid) — 350 mg
- Potassium (as ascorbate reacted from potassium bicarbonate and ascorbic acid) — 99 mg
Product note: Formerly sold as Buffered C Powder. The front label states “Buffered for Sensitive Stomachs.”*
FAQs About Thorne Research High Potency Vitamin C Powder
Q: Why is this vitamin C powder buffered? A: The formula combines ascorbic acid with calcium, magnesium, and potassium mineral ascorbates. This buffering is designed to promote digestive comfort* compared with an unbuffered vitamin C powder.
Q: How is this different from Thorne vitamin C capsules? A: This powder provides more vitamin C per serving than Thorne’s capsule options and mixes into water, making it useful for people who prefer not to swallow capsules or tablets.
Q: Can high-potency vitamin C cause digestive side effects? A: High vitamin C intake can cause diarrhea, nausea, or abdominal cramping in some people. Reduce use and consult your health-care practitioner if discomfort occurs.
Q: Can I use this while pregnant or taking medication? A: Pregnant individuals should consult a health-care practitioner before use. Ask a doctor or pharmacist before combining it with tetracycline or quinolone antibiotics, bisphosphonates, ACE inhibitors, ARBs, potassium-sparing diuretics, or other medicines that affect mineral balance.
Q: Who should seek medical guidance before using it? A: Consult a qualified practitioner if you have kidney disease, hyperoxaluria, a history of oxalate kidney stones, hereditary hemochromatosis, or are receiving chemotherapy or radiation.
At The Healthy Place, we strive for accuracy in our product images and information. However, manufacturers may make changes to product packaging or ingredients that are not yet reflected on our site. We recommend that you read the labels, warnings, and directions on purchased products before use and not rely solely on the information provided by The Healthy Place.




