vitamin b12 injections are they safe What Injections? And Are Safe? B12 Injections for Weight Loss

CJC-1295/Ipamorelin nightly, 5 days on, 2 off

BMC Vet Res 8, 62

Educating patients about the concept of exchange lists helps them understand how foods can be organized into groups with similar characteristics, such as calorie content and macronutrient composition

The time to reach steady state for orforglipron is approximately 14-21 days of once-daily dosing, consistent with its terminal half-life

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