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Very low or high blood levels of homocysteine can indicate a B12, folate, and/or B6 deficiency (21)

True allergic reactions are rare, but these vitamins can cause some side effects, especially in high doses

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Key Research Findings at a Glance Francis et al

Unlike intact collagen protein, short peptides absorbed intact in intestine potentially delivering specific signaling effects beyond just amino acids

Research indicates copper peptides can stimulate the microcirculation network in your scalp