Always good to have a reason I have also had this happen when my folate was low , it may be worth you getting it checked I had self inject my B12 every 4 weeks for the last 20+ (cannot really remember how long accurately), and 2 months ago got a similar 'electric shock tingling' all over my body - head, face, arms, hands, legs, feet etc within a couple of minutes of injecting, which lasted about 3 seconds or so
Data from semaglutide discontinuation studies show that approximately two-thirds of lost weight is regained within a year of stopping treatment
Testosterone helps with body composition, but if you've got significant metabolic dysfunction, leptin resistance, or you're genuinely obese, TRT alone might not be enough
Together, they create a more powerful and comprehensive antioxidant defense system