Use bi-weekly microinfusion with a sealed-ampoule device at 0.5 millimeters of depth
They do not address the cellular death happening beneath your scalp
"Part 341 cold, cough, allergy, bronchodilator, and antiasthmatic drug products for over-the-counter human use"
(Cell Mol Gastroenterol Hepatol, 2016) reported the effect was lost in PepT1-knockout mice
Both have shown efficacy in different models, and the choice depends on the specific research question
Each peptide has specific stability requirements, and combining them can cause aggregation, degradation, or altered pharmacokinetics