21 May 2014 Blackmores Institute Vitamin C taken by pregnant smokers improves measures of lung function for newborns 21 May 2014 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Supplemental vitamin C taken by pregnant smokers improves measures of lung function for newborns and decreases the incidence of wheezing for infants in their first year of life, according to a study published this week in JAMA. The study was released early online to coincide with its presentation at the American Thoracic Society International Conference. × To continue reading this article, please Log In or Sign Up for access.