A systematic review and network meta-analysis
For your body to make the amino acid cysteine, you need adequate amounts of folate, vitamin B6, and vitamin B12
There are no dosing protocols standardised during the approval process
Animal studies

Manufactured for: Revised: November 2025 PACKAGE LABEL.PRINCIPAL DISPLAY PANEL Vial Label - 1 mL: NDC 87188-111-01 Rx Only Cyanocobalamin Injection, USP 1,000 mcg/mL For Intramuscular or Subcutaneous Use Only 1 mL Multiple-Dose Vial Carton Label - 1 mL: NDC 87188-111-90 Rx Only Cyanocobalamin Injection, USP 1,000 mcg/mL For Intramuscular or Subcutaneous Use Only 25 X 1 mL Multiple-Dose Vials Vial Label - 10 mL: NDC 87188-112-01 Rx Only Cyanocobalamin Injection, USP 10,000 mcg/10 mL (1,000 mcg/mL) For Intramuscular or Subcutaneous Use Only 10 mL Multiple-Dose Vial Carton Label - 10 mL: NDC 87188-112-01 Rx Only Cyanocobalamin Injection, USP 10,000 mcg/10 mL (1,000 mcg/mL) For Intramuscular or Subcutaneous Use Only 1 x 10 mL Multiple-Dose Vial Vial Label - 30 mL: NDC 87188-113-01 Rx Only Cyanocobalamin Injection, USP 30,000 mcg/30 mL (1,000 mcg/mL) For Intramuscular or Subcutaneous Use Only 30 mL Multiple-Dose Vial Carton Label - 30 mL: NDC 87188-113-01 Rx Only Cyanocobalamin Injection, USP 30,000 mcg/30 mL (1,000 mcg/mL) For Intramuscular or Subcutaneous Use Only 1 x 30 mL Multiple-Dose Vial More about cyanocobalamin Check interactions Compare alternatives Pricing & coupons Reviews (31) Drug images Side effects Dosage information During pregnancy Drug class: vitamins
