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Studies demonstrate the peptide reduces neuronal death in cell culture models of oxidative stress and glutamate excitotoxicity, with protective effects observed at the same ultralow concentrations that produce cognitive enhancement

Tasselli, L

2009 in British Journal of Dermatology : a double-blind randomized controlled trial of a cosmetic anti-ageing product in photoaged skin, which showed measurable improvements in fine wrinkles, mottled pigmentation, and roughness 10

Damp skin lets tretinoin penetrate too deeply and sting

Hedley DW1, Chow S

Every production batch undergoes analytical testing, and a Certificate of Analysis (COA) is available upon request, providing verification of batch purity and identification