can you give a b12 injection in the arm How to Vitamin - Easy Guide → VITAMIN B12 | Sassy

The following comparison summarizes the key considerations: For patients with intact GI absorption, oral high-dose supplementation (1,000 to 2,000 mcg daily) provides a convenient and cost-effective path to correcting deficiency

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It is composed of more than 40 proteins and produced mainly by the liver

The 75mg dose should be administered via subcutaneous injection each morning, approximately 30 minutes before the first meal of the day