Key mechanisms include: Angiogenesis Promotion : It up-regulates vascular endothelial growth factor (VEGF), enhancing blood vessel formation to improve nutrient delivery to damaged tissues.[6] Nitric Oxide (NO) Modulation : BPC-157 interacts with the NO system to support vasodilation and anti-thrombotic effects, aiding in wound healing and reducing inflammation.[7] Growth Hormone Receptor Enhancement : It increases expression of growth hormone receptors, facilitating cell proliferation and repair in muscles, tendons, and ligaments.[8] Cytoprotection and Anti-Inflammatory Effects : By protecting cells from toxins (e.g., alcohol, NSAIDs) and modulating inflammatory pathways, it maintains tissue integrity, particularly in the GI tract and central nervous system (CNS).[9] Neuroprotective Interactions : It influences dopamine and glutamate systems, potentially mitigating brain damage from trauma or ischemia.[10] These actions make BPC-157 a versatile agent in regenerative medicine, often compared to "Wolverine-like" healing in anecdotal reports from users

Others, like those aiming for a more even tone, must wait several months for the advantages to manifest
Curr Allergy Asthma Rep 16,51 (2016)
A concentrated as a serum, every spritz delivers a potent dose of soothing actives and restorative nutrients like Silver, Silk Amino Acids, and Ergothioneine, that work throughout the day to refine the appearance of pores and counteract the effects of jetlag and fatigue
This type of treatment is carried out with good results, for example on cancer patients (who are treated with chemotherapy), and parkinsonian patients to neutralize or at least limit the toxic effects of pharmacological therapies