vitamin b12 folic acid & niacinamide injection Vitamin C B12 Folic Acid And Niacinamide Injection, 20 Combo Pack, 40mg at ₹ 7.42/piece in Mohali swine and sheep. Vitamin C, B, Folic Acid
Description
Physicians may prescribe compounded medications when clinically appropriate to meet individual patient needs

Why injection rather than oral supplements

Description Vitamin B12 Vitamin B12 injections Hydroxocobalamin is a man-made injectable form of vitamin B12 used to treat low levels (deficiency) of this vitamin

Neither has completed Phase III clinical trials for hair growth or skin anti-aging endpoints in humans

Now, the timing may be different based on how low your B12 levels were to start with
