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All existing evidence is from cell cultures and rodents, and the compound is classified as research-use-only
Whether youre addressing a deficiency, boosting energy, or enhancing a weight loss program, B12 shots can provide the support your body needs
One study in the The Journal of Allergy and Clinical Immunology found that some injected forms of B vitamins at higher doses, like B12, can be linked with an allergic reaction
Deficiencies in vitamin B12 can cause fatigue, weakness, and nerve issues
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