doi:10.1016/j.brainres.2021.147277
It also contributes to the regulation of homocysteine levels, which affects heart health
MedlinePlus: B Vitamins NCBI: Statpearls: Vitamin B12 Deficiency (Cobalamin) Cochrane Database of Systematic Reviews: Progesterone or ProgestogenReleasing Intrauterine Systems for Heavy Menstrual Bleeding ScienceDirect: Medicine: Iron, Vitamin B12 and Folate Pernicious Anaemia Society: Symptoms of Pernicious Anaemia Journal of Human Nutrition and Dietetics: Avoidance of Meat and Poultry Decreases Intakes of Omega-3 Fatty Acids, Vitamin B12, Selenium and Zinc in Young Women EBSCO Publishing: Dysmenorrhea Medical News Today: Everything You Need to Know About Vitamin B-12 National Institutes of Health Office of Dietary Supplements: Vitamin B12 Penn State Hershey: Milton S
Inadequate levels of B12 can lead to conditions like megaloblastic or pernicious anemia, resulting in fatigue, weakness, and pale skin
Zimmerman says her mom was swayed by the sign on the clinics storefront, which promoted high-dose vitamin B12 injections to improve energy and memory
Depending on your condition, you may need to get a B12 injection every few weeks until your deficiency is gone