Snus users had high levels of nicotine, cotinine and 3-hydroxycotinine in their breastmilk, and the clearance was slower than in smoking mothers.
Felicia NordenstamBo LundellAnna-Karin Edstedt BonamyPauline RaaschouRonny WickströmPublished in: Acta paediatrica (Oslo, Norway : 1992) (2018)
Snus users had high levels of nicotine and metabolites in their breastmilk and nicotine was found even after 12.5 hours of abstinence.
Keyphrases