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The companies making and selling them are generally difficult to track down or not based in the U.S., which means American authorities have little recourse to enforce standards for quality or legality
Even with a balanced diet and regular exercise, many individuals find themselves lacking the essential nutrients needed to function optimally
Every order includes a certificate of analysis documenting purity verification results
These include: pernicious anaemia where your immune system attacks healthy cells in your stomach, preventing your body absorbing vitamin B12 from the food you eat
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