A post on Facebook claims Spring Valley vitamins, an exclusive Walmart brand, are made in China and suggests the vitamins are not safe for consumption. “If you buy SpringValley vitamins from Wal ...

Vitamin C is an important antioxidant for immune health. It works by helping your body heal from and fight off infections, and can help keep you from getting sick and support you when you are sick.

Airborne and Emergen-C are designed to boost your immune system. Both supplements contain high levels of vitamin C and other nutrients like zinc and vitamin D. Learn more about these products and ...

Vitamin C: Adults need between 75 and 90 milligrams (mg) of vitamin C daily. Taking more than 2,000 mg a day may cause side effects. Zinc : Adults need between 8 and 11 mg of zinc daily.