Another study (where patients were given both GSH and the oxidized form GSSG) showed that a very small percentage of participants dealt with either temporary liver issues or a rash
Similarly, green tea extract (which carries rare but serious liver injury risk at high doses) and cinnamon (particularly cassia cinnamon, which contains coumarin) have been studied for metabolic effects, but there is no robust evidence they meaningfully enhance incretin hormone activity in humans
While more research is needed to determine the causality for ocular complications, a baseline eye examination and prompt eye care are recommended if patients experience visual changes
Rosenstock et al., 2021 SURPASS-1 (Placebo-Controlled) Rosenstock and colleagues reported SURPASS-1 in The Lancet in 2021 [4]
Research continues to examine how treatment duration and medication dose affect eye complication rates
Anthem coverage for GLP-1 weight loss medications is not a simple yes or no answer