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The best treatment for dark circles under the eyes depends on the underlying cause

Whey Protein Supplementation Improves Nutritional Status, Glutathione Levels, and Immune Function in Cancer Patients: A Randomized, Double-Blind Controlled Trial

A 2024 study using specialized delivery systems found that copper peptide formulations increased activation of key proteins in this pathway

Most importantly, malnutrition is associated with increased intestinal permeability, as shown in liver cirrhosis patients, suggesting that nutrients are needed to maintain normal barrier function in the intestine [133]

Overall, the evidence base is promising, the safety profile is encouraging, and clinical outcomes especially under properly designed protocols can be significant