Thorne Buffered C Powder Thorne Buffered C Powder is a gentle, high-dose vitamin C supplement designed for individuals with sensitive or compromised digestive systems.* This buffered formula allows for higher vitamin C intake while supporting digestive comfort by combining vitamin C with calcium, magnesium, and potassium mineral-ascorbates.* Formulated by Thorne, Buffered C Powder provides vitamin C (ascorbic acid), a key antioxidant that helps protect cells throughout the body from free radical damage.* Vitamin C also plays an essential role in cellular energy production, supports healthy immune function, and helps maintain cholesterol levels already within the normal range.* Higher intakes of vitamin C—often several grams per day—are commonly used to support immune health and antioxidant defenses.* However, large doses of standard ascorbic acid can be difficult for some individuals to tolerate. Thorne’s Buffered C Powder uses mineral-ascorbates to reduce acidity, making it easier and more comfortable for sensitive individuals to take higher amounts of vitamin C.* Key Benefits: Gentle, buffered vitamin C for sensitive digestive systems* Supports immune function and antioxidant defenses* Helps protect cells from oxidative stress* Supports cellular energy production* Includes calcium, magnesium, and potassium for buffering support* Ideal for higher-dose vitamin C supplementation*