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)
Gastrointestinal mucosal integrity (preclinical models)
GHK-Cu applied to thigh skin for 12 weeks improved collagen production in 70% of women treated compared to 50% treated with vitamin C cream and 40% with retinoic acid
Please schedule an appointment with us to create a customized treatment plan tailored to your specific needs
Here are the best vitamin B12 injection sites for each method: Subcutaneous B12 injection sites Usually, the best places to give yourself a B12 shot subcutaneously are the abdomen, thigh, and upper arm, as you can see in this illustration: Although not shown above, the buttock is another good site for B12 shots
