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Medication Interactions: Certain medications, like proton pump inhibitors and metformin, may interfere with B12 absorption

Always consult a healthcare professional before commencing any research, start with a low dose, and choose a reputable supplier like Direct Peptides to ensure safety

Genetic factors can influence Vitamin B12 metabolism, necessitating personalized dosing protocols

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The responsible molecule turned out to be GHK-Cu

Limited data indicate vitamin B12 deficiency may contribute to menstrual irregularities (but more study is needed)