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Pro Glutathion contains a combination of the two selenium sources sodium selenite and selenomethionine

DSIP (Delta Sleep Inducing Peptide) is a neuropeptide originally isolated from rabbit brain tissue that serves as a valuable research tool for studying sleep regulation and neuroendocrine function

doi: 10.1517/17425247.2014.894504 227

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Khavinson, V., Razumovsky, M., Trofimova, S., Grigorian, R., & Razumovskaya, A

This ensures that what is on the label is exactly what is in the bottle