b12 injections and grey hair 5 weeks after starting : r/B12_Deficiency What are the benefits of
Description
You get the same near-perfect absorption as clinical injections without having to schedule appointments, drive to a facility, or sit in waiting rooms

Some cereals and breads are also fortified with it, helping people who do not eat meat get enough

(8) Long-term vitamin B12 deficiency can cause permanent nerve damage and neurological symptoms

Timeline for Results Patience is key