bpc-157 and thyroid function for weight loss Peptide Therapy: Healing & Recovery Regeneration or Risk? A Narrative

For a deeper dive into the research, see our guide on B12 injection efficacy, or read real patient reviews

Peptide pills are oral supplements marketed to mimic appetite-regulating or fat-metabolising peptides, but any product containing a GLP-1 analogue or making medicinal claims is classified as a medicine under MHRA rules and cannot lawfully be sold as a supplement in the UK

I do admit this could just be the types of clients I see in clinic, and maybe none of the clients Ive worked with react to B12 or biotin supplements (remember that study listed 1 person reacting, out of 10 people)

Hematologic changes and serum B12 rise over weeks to months