Once the body adapts to running on mobilized fat stores rather than relying solely on dietary glucose, energy levels often stabilize at or above baseline
The results showed statistically significant but clinically modest weight loss (2kg average advantage over placebo at the 1mg oral dose over 23 weeks)
Archived from the original (PDF) on 7 November 2022
Vitamin B12 deficiency has been linked to fatigue, tingling or loss of feeling in the extremities, irritability, memory impairment, depression, anemia, irritable bowel syndrome (IBS), constipation, poor wound healing, dry or damaged looking skin, and neurological disorders
Moreover, it is very rare that any forms of vitamin B12 are found in plant-based foods, making a dietary supply of B12 difficult for vegans to obtain (see here: Vitamin B12 for Vegetarians and Vegans)
However, its advisable to consult with a qualified provider before starting any new supplement regimen, especially if you have existing health conditions or are taking medications