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Branched-chain amino acids
Your doctor will give you the right dosage of vitamin B12 supplement, especially if you will inject it
Long-term safety is unknown
Gastrointestinal Conditions: Disorders like Crohn's disease, celiac disease, or atrophic gastritis can impair absorption
Unlike oral supplements, injections bypass the digestive system, delivering the nutrient directly into the bloodstream for maximum absorption and faster benefits
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