This is especially true for those who are severely deficient
Oral Supplements: Convenient but Slower Absorption Oral Vitamin B12 supplements are available in tablet, capsule, or liquid form and easily integrate into your daily routine
Like methionine, it can contribute to mild GI discomfort at higher doses in some individuals
Energy levels improve noticeably and quickly: The best B12 shots for energy work because they deliver therapeutic doses directly where the body can use them, and many people report feeling more alert and less fatigued within days, which is especially helpful for active plant-based eaters who need steady energy
AOD 9604 was actually developed far enough to go through human clinical trials for obesity treatment
They are mild by design, but like any injection, they can cause reactions