Some periods are heavier than others, but if they become too heavy, they can they impact quality of life or even lead to anemia. When is it time to seek help and Can Fibroids Cause B12 Deficiency? Learn More Can Weight Loss Injections Affect Periods? UK Medical Guide Bolt Pharmacy How Long Does It Take for Vitamin B12 to Work? Simple Guide Iron deficiency and B12 deficiency both cause anemia. But the treatment is COMPLETELY different. Taking iron for B12 deficiency? Won't work. Taking B12 for iron deficiency? Won't work. Swipe to learn the Vitamin b12 in women: Dangerous ways low vitamin B12 level affects women Times of India