When estrogen levels drop, skin becomes drier with more wrinkles, and taurine was shown to upregulate zonulin, claudin-11, and other tight junction proteins along with type III collagen in a way that mimics the effect of estradiol.[ref] Possibly helps with skin aging effects: A Mendelian randomization study found that genetic variants that are associated with increased taurine levels are also associated with decreased skin aging effects.[ref] In animal studies, higher taurine levels (added to their water) helped to prevent UV-induced wrinkles
For patients with needle aversion or who travel frequently, oral BPC-157 may feel more manageable day to day
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However, supporting glutathione substrate availability through NAC, glycine, and dietary antioxidants maintains GSH supply for residual conjugation capacity