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Some individuals may experience mild side effects such as pain or swelling at the injection site, itching, or headaches

Others who choose to take pills or subdermal supplements may notice a more gradual effect, sometimes taking a few weeks before their symptoms improve

High-dose oral b12 protocols Oral b12 can overcome absorption issues through mass action

They can improve symptoms such as numbness and tingling, weakness, difficulty walking and memory trouble, as well as reduce anemia and fatigue

For example, taking certain antibiotics or antacids can increase the absorption of Vitamin B12, which may lead to increased medication levels and potential adverse effects

Compounded wellness formulations are prepared by state-licensed U.S