When to extend timeline Consider using beyond 30 days when: Peptide is very expensive (TB-500, pharmaceutical GLP-1s) You're close to finishing vial (only 2-3 doses remain) Peptide appears perfect (clear, no smell, stored optimally) You're using for non-critical purpose (anti-aging vs acute injury) Financial hardship makes wasting difficult Maximum extension: 45 days for most stable peptides (BPC-157, TB-500, semaglutide)
Ussher JR, Drucker DJ
Meaningful visible changes to firmness and fine lines: 4-8 weeks
1,2 Serum vitamin B 12 levels may be artificially elevated in patients with alcoholism, liver disease, or cancer because of decreased hepatic clearance of transport proteins and resultant higher circulating levels of vitamin B 12
By mimicking the hormones GLP-1 and GIP, tirzepatide injections aid in reducing appetite, enhancing insulin sensitivity, and increasing energy levels
Possible modest effects on dihydrotestosterone (DHT) activity , suggested by some in vitro studies