can i have b12 injections while pregnant Vitamin During Pregnancy: Should You Take It & How Much? Vitamin B12 & Pregnancy: A
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Another thing to consider is wich brand of hydroxycobalamin you use

Ensuring quality, safety, and effectiveness is vital

Long-term studies in animals to evaluate carcinogenic potential have not been done
Folic acid supplements can mask a vitamin B12 deficiency and potentially delay its diagnosis or treatment, but they dont directly interfere with B12 injections
