
Vitamin B-12 - Mayo Clinic
Aug 13, 2025 · Know the causes of a vitamin B-12 deficiency and when use of this supplement is recommended.
Vitamin deficiency anemia - Symptoms & causes - Mayo Clinic
Sep 16, 2025 · Vitamin deficiency anemia is having too few healthy red blood cells. It happens when the body has too little vitamin B-12 and folate. Not eating enough foods that have …
Vitamin deficiency anemia - Diagnosis & treatment - Mayo Clinic
Sep 16, 2025 · Treatment for vitamin deficiency anemia involves taking the vitamin you don't have enough of. For pernicious anemia, you most often get vitamin B-12 in a shot. You may need to …
Heartburn medicines and B-12 deficiency - Mayo Clinic
Jul 9, 2024 · Acid-controlling medicines may do more than prevent heartburn. They also may keep vitamin B-12 from being absorbed.
Vitamin B-12 and depression: Are they related? - Mayo Clinic
Feb 19, 2025 · Low levels of vitamin B-12 and other B vitamins may be linked to depression, but more research is needed. Vitamin levels can be checked using a blood test.
Cyanocobalamin (nasal route) - Side effects & dosage - Mayo Clinic
Feb 1, 2025 · Cyanocobalamin nasal spray is used to maintain normal vitamin B12 blood levels in patients with pernicious anemia who have achieved healthy vitamin B12 levels after receiving …
Iron deficiency anemia - Symptoms & causes - Mayo Clinic
Sep 20, 2025 · Iron deficiency anemia is a common type of anemia. Anemia is a condition in which the blood doesn't have enough healthy red blood cells. Red blood cells carry oxygen to …
Heavy periods: Can folic acid help? - Mayo Clinic
Aug 25, 2023 · Iron deficiency anemia happens when you have a low ferritin level, a low hemoglobin level or both. An iron supplement to rebuild your body's iron stores. A daily …
Cyanocobalamin (intramuscular route) - Mayo Clinic
Nov 1, 2025 · Description Cyanocobalamin injection is used to treat or prevent vitamin B12 deficiency caused by the following conditions: Addisonian (pernicious) anemia Stomach or …
Vitamin D deficiency: Can it cause high blood pressure?
Feb 26, 2025 · A vitamin D deficiency means you don't have enough vitamin D in your body. Too little of vitamin D makes bones weak. But the link between vitamin D and blood pressure isn't …