EGCG is primarily absorbed in the small intestine and transported to the large intestine, further broken down by microbiota, preventing its entry into the bloodstream [28,29,30]
FIGURE 7 Skin permeation in vitro and in vivo The transdermal delivery of GHK and RGD-GHK was measured through the porcine skin
Dong S, Liang S, Cheng Z, Zhang X, Luo L, Li L, et al

Water, Butylene Glycol, Glycerin, Niacinamide, 1,2-Hexanediol, Isopentyldiol, Trehalose, Carbomer, Arginine, Allantoin, Panthenol, Ethylhexylglycerin, Polyglyceryl-10 Laurate, Xanthan Gum, Adenosine, Melia Azadirachta (Neem) Leaf Extract, Melia Azadirachta Flower Extract, Disodium EDTA, Glyceryl Acrylate/Acrylic Acid Copolymer, Sodium DNA (PDRN), Coccinia Indica Fruit Extract, Solanum Melongena (Eggplant) Fruit Extract, Ocimum Sanctum Leaf Extract, Propanediol, Curcuma Longa (Turmeric) Root Extract, Corallina Officinalis Extract, Hydrolyzed Hyaluronic Acid, Glyceryl Oleate, Lauryl Glucoside, Myristyl Glucoside, Polyglyceryl-6 Laurate, Hydrogenated Lecithin, Hydrolyzed Collagen, Sodium Hyaluronate, Coptis Japonica Root Extract, Glutathione, Hyaluronic Acid, Hydrolyzed Sodium Hyaluronate, Hydroxypropyltrimonium Hyaluronate, Potassium Hyaluronate, Sodium Hyaluronate Crosspolymer, Citric Acid, Sodium Citrate, Pentylene Glycol, Sodium Acetylated Hyaluronate