Lets compare the approaches
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However, because human clinical data is limited, a comprehensive understanding of potential side effects in humans is not yet established
Thrombus Assessment Following sacrifice, the superior sagittal sinus and peripherally the portal vein, external jugular vein, inferior caval vein, superior mesenteric vein, hepatic vein, superior mesenteric artery, hepatic artery, and abdominal aorta were removed from the rats, and the clots were weighed (Vukojevic et al., 2018
They might also get a bit of diarrhea or itchiness
In addition, B12 deficiency-associated fatigue is often accompanied by other symptoms such as numbness and tingling, cognitive impairment (memory and concentration problems), mood swings (depression), skin changes (pale skin), shortness of breath, or fast heart rate