The IPGTTs were performed (glucose 2 g kg 1 i.p.) 5 min, 30 min, 2 h or 4 h after dosing and blood glucose was measured at different time points after the glucose challenge
But "safe" comes with conditions
2023;18:e979
They can also cause flushing of the skin and they can cause blood pressure to increase
Under normal conditions, ROS is scavenged or converted into less reactive molecules by the intracellular action of superoxide dismutase (SOD), catalase, glutathione (GSH) peroxidase [46] or (extracellular) antioxidant vitamins such as ascorbic acid (vitamin C), and -tocopherol (vitamin E) [47,48,49,50]
Phytotherapy Research, US National Library of Medicine, National Institutes of Health