Causality and associated mechanisms are difficult to establish as ED and these metabolic conditions also share risk factors such as age, hypertension, diabetes, insulin resistance, smoking, and increased BMI
Zhou B, Chen Y, Yuan H, Wang T, Feng J, Li M, et al
Full text: Chen, Y., Han, M., Matsumoto, A., Wang, Y., Thompson, D
The peptide extends the anagen (growth) phase while shortening both catagen (regression) and telogen (rest) phases of the hair cycle
IV glutathione delivers the highest absorption but needs a clinical setting
Limited Human Very few human clinical trials exist, and those that do are generally small-scale, preliminary investigations