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Yes, since you are injecting amino acids and vitamin B12, it is possible to have an allergic reaction
The safety profile was statistically indistinguishable from placebo across all trials
Always arrives promptly
Other processes it helps with include the following: Nerve function and wellness Cognitive function Immune system wellness Homocysteine metabolism Synthesis of DNA and RNA Vitamin B12 also plays a critical role in converting the food you eat into sustainable energy
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