is b12 tablets as good as injections How Fast Does Injection Work Do B12 shots give you energy? B12 Shots: Benefits, Uses, Safety,

But to get the most out of it, you need a consistent schedule

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Rare side effects of B12 shots (require medical attention) Serious reactions to B-12 shots are uncommon, but its important to be aware of them: Allergic reaction, including rash, hives, dizziness, or trouble breathing Significant swelling, pain, or warmth that worsens at the injection site Palpitations or chest discomfort Signs of drug interactions, especially if you take multiple prescription medications If you experience symptoms that feel intense, progressive, or unusual, you should contact your provider right away

You can inject on the same day each week or adjust by up to 3 days if needed

Vitamin B12 is present in these foods: meat fish eggs dairy products nutritional yeast some fortified foods Without enough Vitamin B12 in your body, you may start to feel weak and tired due to megaloblastic anemia