Peptide bonds in unprotected powder hydrolyze over time
Apr 2005;16(2):102-107
Ingredients Purified water, ethylhexyl palmitate, squalane, cetyl alcohol, dimethyl MEA, algae extract, pullulan, stearic acid, glycerol stearate, PEG-100 stearate, Copper Tripeptide-1 (GHK-Cu), phenoxyethanol, PPG 2 myristyl ether propionate, C10-30 cholesterol/lanosterol esters, polysorbate 80, allantoin, aloe barbadensis (aloe vera) gel, glycine, leucine, tocophersolan (Vitamin E), mixed (alpha, beta, gamma, delta) tocotrienols, mixed (alpha, beta, gamma, delta) tocopherols, ubiquinone (CoQ-10), and xanthophyll (lutein)
Additionally, intrinsic factora protein produced in the stomachis essential for B12 absorption in the terminal ileum
Keep them protected from light
But since the body is able to synthesize it, it is not a classic vitamin