The mice were specific pathogen-free (SPF) and about 8 weeks old, weighing 20 2 g
When B12 drops, mental energy often goes with it concentration suffers, reaction time slows, motivation dips, and you may notice a persistent brain fog that doesn't respond to more sleep or better nutrition
But, you must always consult your doctor about the dosage and duration of the course
Other than that, the main causes behind this type of anemia are thalassemia, lead poisoning, and anemia caused by chronic diseases
While animal and in vitro studies have examined its activity, large-scale human clinical trials are limited, and its full safety and efficacy profile has not been established