WADA does not state why it has banned BPC-157, but presumably there are concerns about the lack of research into its safety and the (also unresearched) possibility that it does indeed enhance athletic performance
Tenreiro, S., Macedo, D., Marijanovic, Z
This article explores research-grade BPC-157 peptide products, purity verification standards, laboratory handling recommendations, and where researchers can buy BPC-157 online USA for controlled laboratory research use
There are also nutritional supplements such as omega-3 fatty acids (fish oil), B vitamins, or compounds like acetyl-L-carnitine and CDP-choline that support brain metabolism

Ingredients Aqua (Water), Centella Asiatica Leaf Water, Glycerin, Cetyl Ethylhexanoate, Butylene Glycol, Niacinamide, Polyglyceryl-3 Methylglucose Distearate, 1,2-Hexanediol, Stearic Acid, Silica, Glyceryl Stearate, Sodium Polyacryloyldimethyl Taurate, Propanediol, Beeswax, Hydroxyacetophenone, Butyrospermum Parkii (Shea) Butter, Macadamia Integrifolia Seed Oil, Hydrogenated Polydecene, Betaine, Glutathione, Trehalose, Citric Acid, Adenosine, Trideceth-10, Disodium EDTA, Sodium Citrate, Dipotassium Glycyrrhizate, Dipropylene Glycol, Squalane, Asiaticoside, Madecassic Acid, Asiatic Acid, Sodium Hyaluronate, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hippophae Rhamnoides Fruit Extract, Hydrolyzed Collagen, Beta-Glucan, Caprylyl Glycol, Nelumbium Speciosum Flower Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract
This makes glutathione a central hub for your body's entire defense system