Key Benefits Supports your immune system with vitamin C. Helps protect cells from oxidative stress. Buffered with minerals for a gentle, easy-to-digest experience. Contributes to normal energy-yielding metabolism. Supports normal bones and muscle function. Feel confident in your daily routine with Thorne’s High Potency Vitamin C. This thoughtfully balanced blend combines vitamin C with calcium, magnesium, and potassium, offering support for your immune system and helping to protect your cells from oxidative stress. The mineral-ascorbates buffer the vitamin C, making it gentle on your stomach and easy to take every day. With added benefits for energy release, bone health, and muscle function, it’s a convenient way to help meet your daily vitamin C needs—no matter how busy life gets.