b6 and b12 injections subq Compounded Cyanocobalamin (Vitamin B12) Injection Do B12 Injections Hurt? Painful

The absorption process is significantly hindered in conditions such as pernicious anemia, Crohns disease, celiac disease, and following ileal surgical resection, all of which can impair B12 absorption and contribute to suboptimal supplementation outcomes

It is relatively benign from a metabolic standpoint, and the body releases it fairly easily during a calorie deficit

This method bypasses potential absorption issues in your digestive system, making it a key treatment for people with a diagnosed B12 deficiency, pernicious anemia, or certain absorption disorders

Very bad headache, fell asleep in the car waiting to pick up my daughter at school, came home and rested a bit and it vanished