b12 injections pregnancy are safe during Do You Need a Prescription for B12 Injections? B12 Injections - Elite Healthcare
Description
Vegetarians who are pregnant are especially vulnerable to a vitamin B12 deficiency and may cause permanent damage to the unborn child if a deficiency is present

For vegetarians and vegans, especially those who do not consume fortified foods or supplements regularly, our B12 injections can help maintain adequate levels
Lancet 390 (10113), 26272642

This said, you will notice visible results within the course of 1-2 months, as the structures and collagen under the eye gradually build
B12 absorption declines with age (4)

It helps convert food into energy, supports nerve health, aids in DNA production, and contributes to healthy brain function
