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They are not yet approved for use in the UK, EU, or USA as of the time of publication
Certificates of analysis from reputable testing laboratories should accompany purchases
Even without stimulants, high-dose B12 can cause jitteriness, palpitations, or insomnia, worsening anxiety symptoms
Gastrointestinal Disturbances Occasional constipation, diarrhea, or dry mouth may occur, especially if the injections contain stimulants or other additives
Responsible wording It is more accurate to describe DSIP as a peptide originally reported from rabbit biological material and subsequently synthesised for research than to call it a proven natural human sleep hormone
These are less effective than injections but still beneficial for certain conditions
