Injection-site and quality risks Rotating sites between abdomen, thigh, and upper arm is a common practice to avoid lipohypertrophy
I recommend reviewing my article on low stomach acid and if you think you might have low stomach acid, try the recommended Rootcology supplement, Betaine with Pepsin (this was a game-changer for me!)
D.Garcia-VerdugoJ
doi: 10.1016/j.exger.2020.110888
Nakagawa H, Inazawa J, Inoue K, Misawa S, Kashima K, Adachi H, Nakazato H, Abe T: Assignment of the human renal dipeptidase gene (DPEP1) to band q24 of chromosome 16
Every 28 to 40 days, your body goes through a process called desquamation, where old skin cells are shed and new ones rise to the surface