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Strategies to minimize reactions include rotating injection sites consistently to avoid repeated trauma to the same area, ensuring the solution is at room temperature before injection (cold injections can increase irritation), injecting slowly rather than quickly, and using a smaller gauge needle for less tissue trauma

Studies in animals show that systemic administration produces healing effects at distant sites

Month three was when I saw real progress

Medical References Wilding JPH, Batterham RL, Calanna S, et al

In these cases, B12 injections can be a practical solution to maintain healthy levels of the vitamin while adhering to a plant-based diet