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Above roughly 50-60 mcg/day, side-effect frequency rises faster than the perceived signaling benefit
Important safety considerations: Thyroid C-cell tumors: Rare cases of thyroid tumors have occurred in animal studies
Therefore, molecular labelling is not required in vibrational spectroscopic techniques because all sample molecules have specific band patterns, or a fingerprint
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Vitamin B12 deficiency is primarily caused by autoimmune pernicious anemia, dietary restrictions such as vegetarian or vegan diets, and medical conditions that interfere with absorption such as celiac and Crohns disease
