PMC+1 However, a 2025 systematic review in HSS Journal found 35 preclinical studies but only a single small retrospective human series (12 patients)
Studies have shown the ingredient can have beneficial effects on the skins barrier, hydration, and microbiota.26 In a small 2022 study, for example, the authors found that adding saccharide isomerate to a moisturizing formulation increased skin hydration and maintained it for longer after discontinuation than the ordinary moisturizers used as controls.27 Overall, Allies of Skin Copper Tripeptide & Ectoin Advanced Repair Serum is a product with several seemingly effective ingredients
Take baseline photographs at the start and comparison photographs at the four and six week marks
This gap is worth stating plainly upfront, since search interest in before and after outcomes for women often assumes a body of dedicated research that doesnt yet fully exist at the same scale as general population studies
But when a GLP-1 user doesn't eat enough fiber, it becomes very obvious due to slowed gastric emptying