Transparent Labs Vitamin C ( 60 Servings )

An ultra-potent 1,000 mg dose of pure vitamin C (ascorbic acid).

A range of clinical studies have shown that high doses of vitamin C may reduce the risk of upper-respiratory-tract infections (e.g. the common cold) as well as their duration and severity of symptoms. (1)

Vitamin C is also suggested to help mitigate the cold-like symptoms that ensue in some athletes after exhaustive exercise/prolonged competition. (2)