According to the 2.4 micrograms (mcg) daily for ages 14 years or older 2.6 mcg daily for pregnant people 2.8 mcg daily for people who are breastfeeding or nursing It may be possible to get enough vitamin B12 from foods
Why Enter the VSSC
Once the package arrives follow the included instructions or call us for 1 on 1 training & support Step 5
Safety Profile in Research Contexts Gastrointestinal events (nausea, vomiting, diarrhea, constipation) remain the most common adverse effects, typically mild to moderate, dose-dependent, and often mitigated by gradual dose escalation starting at lower levels (e.g., 2 mg)
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Contact your GP urgently if you experience severe pain, signs of infection (increasing redness, warmth, discharge), or any concerning symptoms following injection