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The published research on oral B12 bioavailability consistently shows around 1% absorption meaning of a 1000mcg oral dose, only about 10mcg actually reaches your cells
Eating 3 ounces of red meat one to two times per week is recommended
Common side effects may include: Mild injection-site reactions (redness, soreness, itching) Upset stomach or nausea Headache Mild anxiety or restlessness Rarely, allergic reactions If you experience difficulty breathing, severe dizziness, or hives, seek medical attention immediately
We personalize recommendations based on how you feel and how your body responds
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