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High doses of B12, often used to treat deficiencies, may cause side effects such as headaches, nausea, diarrhea, fatigue or weakness, and tingling in the hands and feet

shipping on orders over $175 For Research Use Only Not for Human Consumption GHK-Cu is a copper-binding peptide complex studied in controlled laboratory environments for peptide characterization and molecular interaction research

Adv Sci

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Targeting autophagy has been particularly challenging due to its context-dependent dual role, with non-specific inhibitors such as chloroquine showing limited efficacy, highlighting the need for more precise agents (213)

J Hortic Res