It has not been evaluated by the Food and Drug Administration and is not approved for therapeutic, diagnostic, or human application of any kind
These might be a better option for people with increased nutrient needs or those at a greater risk of deficiency, including individuals with medical conditions that affect absorption
Body weight, gender, and food intake all play significant roles in how alcohol is absorbed and metabolized
But unless your healthcare provider has told you otherwise, youre probably not lacking in the vitamin, as most Americans do not have a deficiency (Langan, 2017)
Luckily, there are multiple types of B12 supplements available, each with its unique benefits and best applications
Discuss the risk-benefit ratio with your provider