Im watching for improvements in CRP and other inflammatory indicators because those improvements predict mood benefits
95 percent CI, 0.35 to 2.02
All ingredients: Water, Butylene Glycol, Caprylic/Capric Triglyceride, Beeswax, Niacinamide, Cetearyl Alcohol, Isononyl Isononanoate, Arachidyl Alcohol, 1,2-Hexanediol, Polyglyceryl-3 Methylglucose Distearate, Behenyl Alcohol, Glyceryl Stearate, Betaine, Arachidyl Glucoside, Cetearyl Olivate, Arginine, Carbomer, Sorbitan Olivate, Allantoin, Glycerin, Panthenol, Tocopherol, Xanthan Gum, Glutathione (600 ppm), Dipotassium Glyceryl Sulfate, Ethylhexylglycerin, Disodium EDTA, Sodium Hyaluronate, Glucose, Multiple Plant Extracts (Mallow, Melissa, Yarrow, Veronica, Peppermint, Evening Primrose), Ceramide NP, Hydrogenated Lecithin, Poly Glyceryl-10 stearate, sodium hydroxide, sodium ascorbyl phosphate, biotin, folic acid, pyridoxine, cyanocobalamin, linoleic acid, riboflavin, beta carotene, thiamine hydrochloride, copper tripeptide-1, acetyl hexapeptide-8, palmitoyl pentapeptide-4, palmitoyl tetrapeptide-7, palmitoyl tripeptide-1, perfume

This gives a more sustained prompt for growth hormone production compared with a series of short spikes
The main thing of these largish peptides is to act as water-binding agents , and to make the skin nice and smooth (aka emollient)