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A p-value of less than 0.05 was set as the threshold for clinical significance

By bypassing the digestive system, this method allows for higher levels of vitamin C to reach the bloodstream much more efficiently than through oral supplements

Lancet 394 , 11271128 (2019)

If you're experiencing symptoms of deficiency, follow a plant-based diet, are over 50, or take medications that interfere with B12, annual testing is a good idea
