Key takeaways:

Urinary levels in 12 of 13 caffeine metabolites did not reduce the odds of having an HbA1c of 6.5% or higher.

Higher levels of urinary 7-methylxanthine lowered the likelihood of having an elevated HbA1c.

Most urinary caffeine metabolites do not have an effect on HbA1c levels for adults, according to research presented at the Association of Diabetes Care & Education Specialists annual meeting.

Preeti A. Prabhu, a third-year medical student at Touro University California College of Osteopathic Medicine, and Clipper F. Young, PharmD, MPH, CDCES, professor, clinical pharmacist and director of clinical research at Touro University California College of Osteopathic Medicine, analyzed associations between urinary caffeine metabolite levels and HbA1c in 15,988 adults who pa

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