retatrutide or semaglutide side effects vs Semaglutide: Triple vs Single Agonist Comparison - Which Is Better? Retatrutide vs. semaglutide: A head-to-head

Last Updated: November 20th, 2025

Loading Phase (Weeks 1 through 4) Tb-500: 2 to 2.5 mg twice weekly (Monday and Thursday) totaling 4 to 5 mg per week Bpc-157: 0.5 mg daily, either as single dose or split into 0.25 mg twice daily Maintenance Phase (Weeks 5 through 8 plus) Tb-500: 2 mg once weekly Bpc-157: 0.25 to 0.5 mg daily Critical Notes Use separate vials and syringes for each peptide Never mix Bpc-157 and Tb-500 in the same syringe Tb-500 can be injected anywhere subcutaneously Bpc-157 should ideally be injected near the injury site The critical implementation detail bears repeating: Bpc-157 and Tb-500 should never be combined into a single vial as peptides lose their effectiveness when mixed incorrectly

The precision element extends to monitoring as well

And as for how often to use it, I would say every day if you can via your day and night creams, serums and eye care - my favourite is the Eyelid Lift Serum. BEST GLUTATHIONE SKIN CARE GLUTATHIONE SKIN BENEFITS FAQs Is glutathione better than retinol

It is most logically used alongside metabolic support which may include GLP-1 agonists for insulin resistance, GH secretagogues for body composition, or targeted nutritional and lifestyle restructuring