can depression get worse after b12 injections Will help with low energy and brain fog? Why do I feel worse

[1] In practice, 1 mL (which provides the full 100 mg of B and B, etc.) is a common dose for general supplementation in deficient states, but clinicians may start with lower volumes for mild deficiencies or in smaller patients

Medically reviewed by Lauren Okafor | MD , The Frank H Netter MD School of Medicine, Loyola University Medical Center on March 16th, 2026

Join the thousands of people opting to lose weight and enhance their energy

Clinical therapeutics , 33 (7), 934-945

"Recent developments in age-related macular degeneration: a review"

Reduces hyperpigmentation Did you know that vitamin B12 can lead to darkening of the skin