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  1. Folate (folic acid) - Mayo Clinic

  2. Vitamin B-12 - Mayo Clinic

  3. Treatment of vitamin B12 and folate deficiencies - UpToDate

  4. Folate Deficiency: Symptoms, Causes & Prevention - Cleveland Clinic

  5. Vitamin B12 Deficiency Anemia - Johns Hopkins Medicine

  6. Folic Acid: Benefits, Foods, Deficiency, and More - Healthline

  7. About Folic Acid | Folic Acid | CDC - Centers for Disease Control …

  8. Folic Acid (Folate): Uses, Dosage, Effects, Food Sources, and More - WebMD

  9. Folate - Health Professional Fact Sheet - Office of Dietary …

  10. Vitamin B12 - The Nutrition Source