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Written by Karolina Zaremba, CNP
Vitamin C Health Benefits and Best Sources
In the body, vitamin C supports immune health, acts as an antioxidant, and assists in collagen synthesis. (11) Vitamin C functions as a cofactor for enzymes involved in regulating gene transcription and synthesizing certain neurotransmitters and hormones. (3) In the immune system, vitamin C supports the function of the epithelial barrier, the cells that provide a physical barrier against pathogens. Vitamin C may enhance the function of various white blood cells, resulting in the destruction of microbes. (4)
