however, in participants undergoing heavy physical stress (e.g., marathon runners, skiers, or soldiers in subarctic conditions), vitamin C supplementation halved the incidence of colds (5 trials)
Galicia-Garcia U, Benito-Vicente A, Jebari S, Larrea-Sebal A, Siddiqi H, Uribe KB et al (2020) Pathophysiology of type 2 diabetes mellitus
ConsumerLab.com independent testing highlights the importance of third-party verification: only 6 of 12 glutathione products sold on Amazon matched label claims, underscoring the need for rigorous quality assurance
For both iron and potassium, the resulting decline in serum concentrations may be large enough to induce clinical deficiency states, including increased risk of death from cardiac failure due to hypokalemia (56)
Patients should tell their healthcare providers about GLP-1 use prior to planning a procedure