The molecular target that AOD-9604 actually binds is still unidentified, which the FDA explicitly noted in its December 2024 evaluation
If you are low in B12, you may also want to look into whether you may have other nutrient depletions as well, including depletions in iron, vitamin A, vitamin E, the B vitamins, potassium, and iodine , which are all required for proper thyroid function
Muscle cramps and weakness
Labs to run: CRP (inflammation), fasting glucose (peptides rarely affect but baseline helps), CMP for liver enzymes
Those with severe deficiencies may require higher doses of vitamin B12, which can cause side effects including dizziness, headache, anxiety, nausea, and vomiting (Al Amin, 2021)
Patients with documented B12 deficiency or absorption disorders may benefit from additional supplementation under medical guidance