Sikiric and colleagues have repeatedly characterized it as "stable in human gastric juice," a property attributed to its high proline content and the absence of cleavage-prone residue pairs (Sikiric et al., 2018)
Healing peptides to support connective tissue during increased activity
Doses and ingredients could be different to whats on the label, and they could be contaminated with all sorts of dangerous things
Use long-term medications that affect absorption - Acid-reducing drugs, metformin, and certain antibiotics have been linked with lower B12 levels
Use sterile technique
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