The prescribing information lists active malignancy as a contraindication, which is standard practice for growth-promoting agents, but there is no specific black box warning linking it to causing cancer
Stick to a scientifically-backed glutathione dose per day of 1000 mg, stay consistent, and let the glow build gradually from the inside out

However, cell damage can occur with insufficient amounts or improper functioning of this enzyme (if it becomes overwhelmed, for example, with excess GSSG).* Glutathione plays a role in most bodily processes.* Inadequate amounts can lead to many discomforts and potential health issues, lower glutathione levels may stem from genetic factors, diet, lifestyle, and age.* The following are several examples of glutathione's foundational roles in human health.* Low levels of glutathione have been linked with premature cell death, also called apoptosis, and higher levels are linked with longevity.* [2] When the body has enough glutathione, it can help to maintain energy levels, promote a healthy inflammatory response, support cognitive activity, and normalize metabolic functions.* The more glutathione the body has, the healthier your mitochondria and cells.* Antioxidants are best known for their healthy aging benefits, as they help to protect your body from oxidative stress, or free radical damage.* A certain amount of free radicals is unavoidable and normalthe body naturally produces energy and releases free radicals as byproducts of this process

Don't blow on them or wipe them drythat just reintroduces contaminants
Maintenance Strategy: Tools to preserve resultshabit coaching, labs, and (if helpful) targeted peptides during or after GLP-1 therapy