500mg glutathione Force Factor (Reduced), 500 mg , 60 Vegetable Capsules Glutathione | Glutathione Capsules |

The repeated-dosing studies ran roughly one week, typically 4 to 7 injections

Nausea, vomiting, constipation, and decreased appetite are common

J Neurosci 2003

Despite promising preliminary findings, these compounds are generally associated with a poor spatial and temporal control of the treatment as well as poor cancer selectivity, resulting in potential side effects and non-ideal drug doses

It is not scheduled under the Controlled Substances Act, but products marketed as "MK-677" capsules or powders are unapproved drugs under FDA rules, and in practice it is sold almost exclusively online as an unregulated "research chemical" labeled not for human consumption