Vitamin B12 deficiency can also cause menstrual irregularities, brain fog, anxiety, depression, and even a burning sensation in the feet. As these deficient RBCs deliver less oxygen to hair follicles, chronic hair Best B12 Shots in Chicago & Naperville 2026 Experiencing heavy periods? You're not alone. Menorrhagia is a menstrual period with excessively heavy bleeding that interferes with daily life. While it can be frustrating to deal with, there are treatments that Are heavy periods holding you back? From pain relief to iron supplements, hear from Dr. Rachel Miller, pediatric gynecologist, about the different methods that can be used to treat heavy menstrual bleeding. How Long Do B12 Injections Last: 5 Ways to Extend Effects