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Common side effects include: Nausea Constipation or diarrhea Decreased appetite Heartburn Fatigue or dizziness B12 helps reduce fatigue and may ease gastrointestinal discomfort for some users
The most common side effect that I see are positive side effects
Walk away from any seller that hides its lab data or hints at human use
Each lot is characterized before release so your assays start from a known baseline
It is safe for multi-dose adult research use when handled aseptically
Plays an Important Role in the Prevention of Pernicious Anemia With pernicious anemia, large, immature, nucleated cells circulate in the blood, however, they do not function as blood cells
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