bioRxiv preprint doi: https://doi.org/10.1101/499293; this version posted December 17, 2018. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY 4.0 International license. Vaginal lubricants in the couple trying-to-conceive: assessing healthcare professional recommendations and effect on in vitro sperm function. S. C. Mackenziea, S. A. Gellatlya* aSchool of Medicine, University of Dundee, Dundee, Scotland. *Corresponding Author: Steven Alexander Gellatly. School of Medicine, University of Dundee, Ninewells Hospital and Medical School, Dundee, Scotland, DD1 9SY. Email:
[email protected]. Tel: 01382 383698 Steven Alexander Gellatly is Postgraduate Skills Tutor in Reproductive Medicine Scott Carl Mackenzie. School of Medicine, University of Dundee, Ninewells Hospital and Medical School, Dundee, Scotland, DD1 9SY. Email:
[email protected]. Tel: 07453 270117 Scott Carl Mackenzie is a medical student at the University of Dundee. Word Count: 2278 bioRxiv preprint doi: https://doi.org/10.1101/499293; this version posted December 17, 2018. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY 4.0 International license. Vaginal lubricants in the couple trying-to-conceive: assessing healthcare professional recommendations and effect on in vitro sperm motility. Abstract Vaginal lubricants are commonly used by couples trying-to-conceive. However, most vaginal lubricants are sperm toxic and therefore should not be used by couples trying-to-conceive.