Kirkland Signature  Chewable Vitamin C 500 Mg., 500 Tablets

Supporting immune system health is important.† Vitamin C has antioxidant activity and helps neutralize free radicals in the body, as well as helps support the immune system.†. Additionally, vitamin C plays a role in iron absorption and is necessary for the body to synthesize collagen, which is beneficial for the health of skin.† 

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin that is important for the normal function of immune system†. As an antioxidant, vitamin C helps our body’s cells, including immune cells, to fight against free radicals†. Free radicals can cause oxidative stress which may damage cells.

These offenders, free radicals can be generated during normal metabolism and are detrimental to overall health. In addition to its role as an antioxidant, vitamin C enhances iron absorption in the intestine and is required for collagen formation.†

Multiple factors, including age, gender, life stage and smoking status, affect the amount of vitamin C a person needs. Therefore, the Institute of Medicine’s Recommended Dietary Allowance (RDA) for vitamin C varies slightly between men and women of different life stages and conditions. It is recommended that men and women 19 years and older consume 90 mg and 75 mg per day, respectively.1

This recommendation increases in men and women who smoke to 125 mg and 110 mg, respectively, due to the increased oxidative stress they experience. Recommendations for pregnant and breastfeeding women are 85 mg per day and 120 mg per day, respectively, and are higher to address the increased needs of mother and baby.1