glutathione immunocal Supplement Pack of 2 – 1 Regular and 1 Booster – Whey Protein Isolate and Precursor – Includes 50+ Fruits and Vegetables – 30 Servings Each : Health & Household Immunocal Whey 30 | Sleep

It contains a powerful 100 mg of glutathione per tsp in the form of reduced L-glutathione

Each injection contains 1,000 mcg (1 mL) of cyanocobalamin

Support for neuroendocrine function - participates in the balance of hormonal systems related to sleep and adaptation

This is really the whole argument for working with a supplier that provides a batch-specific Certificate of Analysis rather than taking purity claims on faith

10.1111/j.1471-4159.2006.03907.x 40 HashimotoS.MatsubaY.TakahashiM.KamanoN.WatamuraN.SasaguriH.et al (2023)

Finished formats such as capsules and sprays contain excipients and carrier solutions, so identity verification and assay (content) testing are the meaningful quality metrics rather than raw-material purity alone