Especially when people self-prescribe mega-doses without understanding why they're taking them
(2019) who investigated the risk of developing IBD in patients on DPP-IV inhibitor therapy point out the need for further research
Lyophilized glutathione stored at room temperature in a sealed vial maintains potency for 1824 months, compared to liquid glutathione which degrades measurably within weeks
Karimi M, Kohandel Gargari O
Side Effects: Gastrointestinal issues such as nausea, vomiting, diarrhea, and constipation are by far the most common adverse effects but vary in severity
As for who should steer clear, and this is still being worked out, the likely list matches the rest of the class: anyone with a personal or family history of medullary thyroid cancer, multiple endocrine neoplasia type 2, severe stomach-emptying problems, severe diabetic eye disease, or pregnancy